-
question_answer1)
The aroma of food comes from the kitchen because of-
A)
Osmosis done
clear
B)
Diffusion done
clear
C)
Convection done
clear
D)
Fragmentation done
clear
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question_answer2)
One of our body organs is used to filter waste products of the blood.
A)
Heart done
clear
B)
Lungs done
clear
C)
Kidney done
clear
D)
Stomach done
clear
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question_answer3)
A kidney, ureter and urinary bladder together are called-
A)
Respiratory system done
clear
B)
Excretory system done
clear
C)
Circulatory system done
clear
D)
Reproductive system done
clear
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question_answer4)
Cardiovascular system is also known as
A)
Digestive system done
clear
B)
Excretory system done
clear
C)
Circulatory system done
clear
D)
Nervous system done
clear
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question_answer5)
The part of blood which does not have a nucleus.
A)
RBC done
clear
B)
WBC done
clear
C)
Platelets done
clear
D)
Plasma done
clear
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question_answer6)
The vascular tissue which conducts food to various plant parts is the
A)
Xylem done
clear
B)
Phloem done
clear
C)
both of these done
clear
D)
none of these done
clear
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question_answer7)
The pulmonary arteries carry
A)
pure blood done
clear
B)
impure blood done
clear
C)
blood to kidney done
clear
D)
blood from the kidney done
clear
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question_answer8)
The blood vessel which carries blood from lungs to heart is called
A)
Pulmonary artery done
clear
B)
Coronary artery done
clear
C)
Renal artery done
clear
D)
Pulmonary vein done
clear
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question_answer9)
Select the type of cells, present in blood, whose main function is to fight against diseases by destroying harmful bacteria and other foreign material.
A)
RBC done
clear
B)
WBC done
clear
C)
Platelets done
clear
D)
none of these done
clear
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question_answer10)
The process by which the oxygenated blood moves from left auride to left ventricle and then through aorta to all parts of the body is known as
A)
Extracellular circulation done
clear
B)
Pulmonary circulation done
clear
C)
Systemic circulation done
clear
D)
Intracellular circulation done
clear
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question_answer11)
Which of the following is responsible for the red colour of red blood cells?
A)
blood done
clear
B)
Haemoglobin done
clear
C)
platelets done
clear
D)
none of these done
clear
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question_answer12)
Select the one that is a small muscular balloon like organ, which swells up when it is fall of urine and shrinks in size again after urine has been emptied out of it.
A)
ureter done
clear
B)
urinary bladder done
clear
C)
urethra done
clear
D)
none of these done
clear
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question_answer13)
Which of the following plays the major role in clotting of blood?
A)
RBC done
clear
B)
WBC done
clear
C)
Platelets done
clear
D)
none of these done
clear
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question_answer14)
The clotting of blood is to
A)
Slow down the movement of blood inside the blood vessel. done
clear
B)
trap oxygen inside the blood so that it may be transported more easily. done
clear
C)
seal up wounds to avoid loss of blood done
clear
D)
all the above are correct done
clear
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question_answer15)
Which of the following groups represent correctly the substances that the capillaries exchange between blood and tissues?
A)
oxygen, carbon dioxide, RBC, food done
clear
B)
Oxygen, carbon dioxide, food, waste products done
clear
C)
water, plasma, WBC, RBC done
clear
D)
Oxygen, carbon dioxide, WBC, RBC done
clear
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question_answer16)
Which of the following mechanisms is not used by human beings for excretion of waste materials from their bodies?
A)
Exhalation done
clear
B)
Perspiration done
clear
C)
Defecation done
clear
D)
Transfusion done
clear
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question_answer17)
By whom was the circulation of blood discovered?
A)
Galileo Galilie done
clear
B)
William Harvey done
clear
C)
Both of these done
clear
D)
none of these done
clear
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question_answer18)
In plants which of the following is used for absorption of water?
A)
Xylem done
clear
B)
phloem done
clear
C)
stomata done
clear
D)
root hair done
clear
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question_answer19)
The transportation of water takes place through a large spaced potato cavity filled with sugar solution placed in a dish containing small amount of water?
A)
Xylem done
clear
B)
Phloem done
clear
C)
through movement of one cell to another done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer20)
The process of filtering the waste containing body fluids is carried out by blood capillaries in which of the following parts of our body?
A)
urinary bladder done
clear
B)
kidneys done
clear
C)
trachea done
clear
D)
atria done
clear
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question_answer21)
The blood that flows from lungs to heart is bright red, because
A)
it is made red by oxygen done
clear
B)
it is made red by carbon dioxide done
clear
C)
it is made red by gastric juices done
clear
D)
the lungs add a pigmient (dye) to blood as it flows through them done
clear
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question_answer22)
The heart rate of an adult is
A)
60-65 per minute done
clear
B)
70-80 per minute done
clear
C)
40-60 per minute done
clear
D)
none of these done
clear
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question_answer23)
Root hairs are of utmost importance to the plant because
A)
they provide anchorage done
clear
B)
they provide much absorptive surface done
clear
C)
they are the centres of cell division and growth done
clear
D)
they are the areas where root grows. done
clear
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question_answer24)
An instrument for measuring rate of transpiration is a
A)
photometer done
clear
B)
kilometer done
clear
C)
hygrometer done
clear
D)
osmometer done
clear
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question_answer25)
Oxygen is carried to the tissues of an insect by
A)
blood done
clear
B)
gills done
clear
C)
lungs done
clear
D)
trachea done
clear
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question_answer26)
Which of the following is a tissue and not an organ?
A)
Kidney done
clear
B)
Stretched muscle done
clear
C)
Liver done
clear
D)
Spleen done
clear
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question_answer27)
The greatest effort of the heart is exerted by the
A)
right auricle done
clear
B)
right ventricle done
clear
C)
left auricle done
clear
D)
left ventricle done
clear
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question_answer28)
Arterial blood may be distinguished from venous blood because the latter is
A)
a dull red done
clear
B)
a brighter red done
clear
C)
thicker done
clear
D)
thinner done
clear
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question_answer29)
A pulse at the wrist is detected in a
A)
systemic vein done
clear
B)
systemic artery done
clear
C)
pulmonary vein done
clear
D)
Pulmonary artery done
clear
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question_answer30)
The name of the tube which leads from kidney to the urinary bladder is
A)
uriniferous tubule done
clear
B)
urethra done
clear
C)
ureter done
clear
D)
none of these done
clear
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question_answer31)
Reproduction is described as a phenomenon by which of these options?
A)
increase in size done
clear
B)
increase in number done
clear
C)
form new tissues and organs done
clear
D)
develop from zygotes done
clear
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question_answer32)
It is present in the respiratory system of insects, fish and mammals. It is
A)
spirades done
clear
B)
tracheae done
clear
C)
a thin moist surface done
clear
D)
all of these done
clear
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question_answer33)
It is produced when muscle cells respire anaerobically. Its accumulation causes cramps. It is
A)
Alcohol done
clear
B)
Tartaric acid done
clear
C)
Lactic acid done
clear
D)
Oxalic acid done
clear
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question_answer34)
These are tiny, irregular, star shaped structures that have no nuclei but they play an important roll in clotting of blood. These are
A)
RBC done
clear
B)
WBC done
clear
C)
Platelets done
clear
D)
Plasma done
clear
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question_answer35)
It generates a force which pulls up water absorbed by the roots from the soil to reach the stem and leaves. It is
A)
transpiration done
clear
B)
transportation done
clear
C)
stomata done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer36)
It is a part of our circulatory system and is situated in our chest cavity. It is
A)
blood done
clear
B)
heart done
clear
C)
kidney done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer37)
The main organ of excretory system through which waste material (in the form of urine) is eliminated from the body. It is
A)
kidney done
clear
B)
sweat gland done
clear
C)
urine done
clear
D)
all of these done
clear
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question_answer38)
Plasma is
A)
blood done
clear
B)
fluid part of blood done
clear
C)
red pigment present in blood done
clear
D)
none of these done
clear
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question_answer39)
Arteries are a type of blood vessel
A)
which carry oxygen rich blood from the heart to all other parts of the body. done
clear
B)
which carry deoxygenated blood from the heart to all other parts of the body. done
clear
C)
which carry deoxygenated blood and have thick elastic units. done
clear
D)
none of the above is correct. done
clear
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question_answer40)
Stethoscope is a device that is used by doctors to
A)
amplify the sound of the heart done
clear
B)
check for diseases a patient is suffering from done
clear
C)
to check for any type of infection in the body of the patient done
clear
D)
all the above are correct done
clear
View Solution play_arrow
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question_answer41)
DIRECTIONS: Match column I with column II and select the correct answer using the code given below the columns
Column-I | Column-II |
(A) Deoxygenated blood from body flows to it | (i) Right auricle |
(B) Deoxygenated blood from it flows to lungs | (ii) Right ventricle |
(C) Oxygenated blood from lungs flow to it | (iii) Left auricle |
(D) Oxygenated blood form it flows to body | (iv) Left ventricle |
A)
(A) \[\to \] (i), (B) \[\to \] (ii), (C) \[\to \] (iii), (D) \[\to \] (iv) done
clear
B)
(A) \[\to \] (ii), (B) \[\to \] (i), (C) \[\to \] (iii), (D) \[\to \] (iv) done
clear
C)
(A) \[\to \] (i), (B) \[\to \] (ii), (C) \[\to \] (iv), (D) \[\to \] (iii) done
clear
D)
(A) \[\to \] (ii), (B) \[\to \] (i), (C) \[\to \] (iv), (D) \[\to \] (iii) done
clear
View Solution play_arrow
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question_answer42)
DIRECTIONS: Match column I with column II and select the correct answer using the code given below the columns
Column-I | Column-II |
(A) Xylem | (i) transpiration |
(B) Pholem | (ii) transport of food |
(C) Root hairs | (iii) transport of water |
(D) Stomata | (iv) Absorption of water |
A)
(A) \[\to \] (i), (B) \[\to \] (ii), (C) \[\to \] (iii), (D) \[\to \] (iv) done
clear
B)
(A) \[\to \] (ii), (B) \[\to \] (iii), (C) \[\to \] (i), (D) \[\to \] (iv) done
clear
C)
(A) \[\to \] (iii), (B) \[\to \] (ii), (C) \[\to \] (iv), (D) \[\to \] (i) done
clear
D)
(A) \[\to \] (iii), (B) \[\to \] (ii), (C) \[\to \] (i), (D) \[\to \] (iv) done
clear
View Solution play_arrow
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question_answer43)
DIRECTIONS: Match column I with column II and select the correct answer using the code given below the columns
Column - I | Column - II |
(A) Plasma | (i) Blood vessel |
(B) Hemoglobin | (ii) fluid part of blood |
(C) Platelets | (iii) Binds with oxygen and transports it to all parts of the body |
(D) Artery | (iv) help in formation of clot |
A)
(A) \[\to \] (i), (B) \[\to \] (ii), (C) \[\to \] (iii), (D) \[\to \] (iv) done
clear
B)
(A) \[\to \] (ii), (B) \[\to \] (iii), (C) \[\to \] (iv), (D) \[\to \] (i) done
clear
C)
(A) \[\to \] (iii), (B) \[\to \] (iv), (C) \[\to \] (i), (D) \[\to \] (ii) done
clear
D)
(A) \[\to \] (iv), (B) \[\to \] (i), (C) \[\to \] (ii), (D) \[\to \] (iii) done
clear
View Solution play_arrow
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question_answer44)
DIRECTIONS: Match column I with column II and select the correct answer using the code given below the columns
Column-I | Column-II |
(A) Kidneys | (p) Air |
(B) Heart | (q) Food |
(C) Lungs | (r) Blood |
(D) Stomach | (s) Wastes |
A)
(A) \[\to \] (p), (B) \[\to \] (r), (C) \[\to \] (s), (D) \[\to \] (q) done
clear
B)
(A) \[\to \] (s), (B) \[\to \] (r), (C) \[\to \] (p), (D) \[\to \] (q) done
clear
C)
(A) \[\to \] (r), (B) \[\to \] (p), (C) \[\to \] (s), (D) \[\to \] (q) done
clear
D)
(A) \[\to \] (q), (B) \[\to \] (s), (C) \[\to \] (p), (D) \[\to \] (r) done
clear
View Solution play_arrow
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question_answer45)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 1 Our blood consists of various types of cells. It is a liquid which has various types of cells suspended in it. It contains RBC, WBC, plasma and platelets. They have different functions to perform. Which of the following contains the pigment that binds oxygen and transports it to all parts of the body?
A)
RBC done
clear
B)
WBC done
clear
C)
Plasma done
clear
D)
platelets done
clear
View Solution play_arrow
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question_answer46)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 1 Our blood consists of various types of cells. It is a liquid which has various types of cells suspended in it. It contains RBC, WBC, plasma and platelets. They have different functions to perform. Which component of blood helps to fight against germs that may enter our body?
A)
RBC done
clear
B)
WBC done
clear
C)
both of these done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer47)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 1 Our blood consists of various types of cells. It is a liquid which has various types of cells suspended in it. It contains RBC, WBC, plasma and platelets. They have different functions to perform. The fluid part of blood is called
A)
plasma done
clear
B)
platelets done
clear
C)
both of these done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer48)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 2 Plants have pipe-like vessels made up of special cells, forming the vascular tissues, for transport of water and nutrients from the soil. These vascular tissues are called xylem. The transportation of food is done by vascular tissues called phloem. Which of the following are involved in transport of substances in plants?
A)
Xylem done
clear
B)
Phloem done
clear
C)
both of these done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer49)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 2 Plants have pipe-like vessels made up of special cells, forming the vascular tissues, for transport of water and nutrients from the soil. These vascular tissues are called xylem. The transportation of food is done by vascular tissues called phloem. The vascular tissue for transport of water and nutrients in plants is called
A)
Xylem done
clear
B)
Phloem done
clear
C)
both of these done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer50)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 2 Plants have pipe-like vessels made up of special cells, forming the vascular tissues, for transport of water and nutrients from the soil. These vascular tissues are called xylem. The transportation of food is done by vascular tissues called phloem. The continuous network of channels that connects roots to the leaves through the stem and branches is
A)
root hair done
clear
B)
xylem done
clear
C)
phloem done
clear
D)
all of these done
clear
View Solution play_arrow
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question_answer51)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 3 The evaporation of water from leaves generates a suction pull which can pull water to great heights in tall trees. What is the name of the process described in the passage?
A)
Evaporation done
clear
B)
Suction done
clear
C)
Transpiration done
clear
D)
Transportation done
clear
View Solution play_arrow
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question_answer52)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 3 The evaporation of water from leaves generates a suction pull which can pull water to great heights in tall trees. Movement of sap through the plant is facilitated by
A)
absorption by roots done
clear
B)
gravitational force done
clear
C)
transpiration pull and absorption by roots done
clear
D)
height of sap done
clear
View Solution play_arrow
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question_answer53)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 3 The evaporation of water from leaves generates a suction pull which can pull water to great heights in tall trees. Water and minerals move to other parts of plant through
A)
xylem done
clear
B)
phloem done
clear
C)
blood vessels done
clear
D)
stomata done
clear
View Solution play_arrow
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question_answer54)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 4 The main organ of the human excretory system through which waste material is eliminated from the body is kidney. What is the major excretory product in humans?
A)
Sweat done
clear
B)
water done
clear
C)
urea done
clear
D)
salt done
clear
View Solution play_arrow
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question_answer55)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 4 The main organ of the human excretory system through which waste material is eliminated from the body is kidney. Sweat contains
A)
urea done
clear
B)
sodium chloride done
clear
C)
water done
clear
D)
all of these done
clear
View Solution play_arrow
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question_answer56)
DIRECTIONS: Read the Passage (s) given below and answer the questions that follow. Passage - 4 The main organ of the human excretory system through which waste material is eliminated from the body is kidney. Which of the following is used as artificial kidney in kidney failure patients?
A)
Dialysis done
clear
B)
Filter done
clear
C)
Angiogram done
clear
D)
Ventilation done
clear
View Solution play_arrow
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question_answer57)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below Assertion (A): Heart is a tissue which acts as a pump. Reason (R): Heart is roughly the size of your fist.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer58)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below Assertion (A): The rhythmic beating of various chambers of the heart maintain circulation of blood. Reason (R): Pulse rate per minute indicates the rate of heartbeat.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer59)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below Assertion (A): Animals like sponges and Hydra do not possess any fluid like blood. Reason (R): Sponges and Hydra lack a circulatory system.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer60)
DIRECTIONS: The questions in this segment consists of two statements, one labelled as "Assertion A" and the other labelled as "Reason R". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below Assertion (A): Several droplets of water are seen on the edges of leaves of roses in the morning. Reason (R): We give water to rose plants and some water falls on the leaves.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer61)
DIRECTIONS: Read the following two statements carefully and choose the correct options. (i) Arteries have no muscular walls (ii) Veins carry blood from different parts of the body to the heart.
A)
Statement (i) is correct while statement (ii) is incorrect. done
clear
B)
Statement (ii) is correct while statement (i) is incorrect. done
clear
C)
Both statements are correct done
clear
D)
Both statements are incorrect. done
clear
View Solution play_arrow
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question_answer62)
DIRECTIONS: Read the following two statements carefully and choose the correct options. (i) Ureters connect the kidneys to the urinary bladder. (ii) Ureters filter the blood and collect wastes in kidneys.
A)
Statement (i) is correct while statement (ii) is incorrect. done
clear
B)
Statement (ii) is correct while statement (i) is incorrect. done
clear
C)
Both statements are correct done
clear
D)
Both statements are incorrect. done
clear
View Solution play_arrow
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question_answer63)
DIRECTIONS: Read the following two statements carefully and choose the correct options. (i) Sap contains water, plasma and minerals (ii) Transport system in most autotrophs is blood circulation.
A)
Statement (i) is correct while statement (ii) is incorrect. done
clear
B)
Statement (ii) is correct while statement (i) is incorrect. done
clear
C)
Both statements are correct done
clear
D)
Both statements are incorrect. done
clear
View Solution play_arrow
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question_answer64)
DIRECTIONS: Read the following two statements carefully and choose the correct options. (i) In unicellular organisms transportation occur by diffusion and streaming movements of the cytoplasm. (ii) Humans beings transport nutrients, gases etc. by blood.
A)
Statement (i) is correct while statement (ii) is incorrect. done
clear
B)
Statement (ii) is correct while statement (i) is incorrect. done
clear
C)
Both statements are correct done
clear
D)
Both statements are incorrect. done
clear
View Solution play_arrow
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question_answer65)
DIRECTIONS: On the basis of following diagram/ picture answer the questions given below: The figure given below represents human excretory system. Identify the labeled part in which urine is stored.
A)
A done
clear
B)
B done
clear
C)
C done
clear
D)
D done
clear
View Solution play_arrow
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question_answer66)
DIRECTIONS: On the basis of following diagram/ picture answer the questions given below: Study the following diagram carefully and answer the following questions.
Name the parts of the heart labeled A and B in the diagram.
A)
A = left atrium, B = valve done
clear
B)
A = septum, B = right ventricle done
clear
C)
A = right atrium, B = aorta done
clear
D)
A = left atrium, B = septum done
clear
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question_answer67)
How many times does the average adult heart beat per minute while at rest?
A)
40 done
clear
B)
120 done
clear
C)
70 done
clear
D)
90 done
clear
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question_answer68)
A pulse is caused by
A)
the valves in an artery opening and closing done
clear
B)
oxygen entering the blood in the lungs done
clear
C)
changes in blood pressure in an artery done
clear
D)
red blood cells colliding with each other in the arteries done
clear
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question_answer69)
DIRECTIONS: On the basis of following diagram/ picture answer the questions given below: A stick of celery is left in a beaker containing a solution of blue food colouring. After two days, the celery is taken out and it is seen that parts of the celery have turned blue. What is the name given to the blue part of the plant?
A)
Phloem done
clear
B)
Leaf done
clear
C)
Stomata done
clear
D)
Xylem done
clear
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question_answer70)
An organ which pumps deoxygenated blood to the lungs and oxygenated blood to the body.
A)
Kidney done
clear
B)
Heart done
clear
C)
Lung done
clear
D)
Vein done
clear
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question_answer71)
In flatworms like Helicometra the circulator system is ________.
A)
Open circulatory system done
clear
B)
Closed circularly system done
clear
C)
Absent done
clear
D)
None of the above done
clear
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question_answer72)
Heart is four chambered in case of-
A)
Aves and mammals done
clear
B)
Amphibians done
clear
C)
Reptilians done
clear
D)
Cephalopods done
clear
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question_answer73)
Which is protein part of the blood
A)
Erythrocytes done
clear
B)
Leukocytes done
clear
C)
Platelets done
clear
D)
Plasma done
clear
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question_answer74)
A genetic illness that causes a disinfection in one of the blood clotting mechanism
A)
Anemia done
clear
B)
Hemophilia done
clear
C)
Leukemia done
clear
D)
Thrombophilia done
clear
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question_answer75)
A fibrous, non-globular protein which is involved in the clotting mechanism-
A)
Anemia done
clear
B)
Hemophilia done
clear
C)
Leukemia done
clear
D)
Thrombophilia done
clear
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question_answer76)
Mummy has put some grain seeds in a tumbler and poured some water on it in the night. In the morning she saw that gram seeds has swollen up. Can you say why this has happened?
A)
because of osmosis done
clear
B)
because of turgor pressure done
clear
C)
because of diffusion done
clear
D)
because of transpiration done
clear
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question_answer77)
These have thin and elastic walls-
A)
Arteries done
clear
B)
Veins done
clear
C)
Capillaries done
clear
D)
Superior vena cava done
clear
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question_answer78)
Relaxation of the heart muscle is called as
A)
Diastole done
clear
B)
Pulse done
clear
C)
Systole done
clear
D)
Heartbeat done
clear
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question_answer79)
Ammonotelism is basically found in which type of animals-
A)
Mammals done
clear
B)
Aves done
clear
C)
Aquatic done
clear
D)
Reptilia done
clear
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question_answer80)
Mineral, water, lactate and urea are present in-
A)
Our sweat done
clear
B)
Our kidney done
clear
C)
Out lungs done
clear
D)
Our ureter done
clear
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question_answer81)
Mesoglea is present in-
A)
Sponges done
clear
B)
Hydra done
clear
C)
Spirogyra done
clear
D)
Vaucheria done
clear
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question_answer82)
Which part of the blood transport the waste product urea from the liver to the kidney.
A)
Red Blood cells done
clear
B)
White Blood cells done
clear
C)
Plasma done
clear
D)
Platelets done
clear
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question_answer83)
Throbbing that occurs in arteries due to flowing of blood is called as-
A)
heart beat done
clear
B)
pulse done
clear
C)
blood circulation done
clear
D)
pulmonary circulation done
clear
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question_answer84)
An opening in xylem vessel through which lot of water can pass through.
A)
Lignin done
clear
B)
Lumen done
clear
C)
Lamella done
clear
D)
Stomata done
clear
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question_answer85)
An elongated, tube like dead cell with thick and lignified wall which possess large cell cavity.
A)
plasmodesmata done
clear
B)
Tracheid?s done
clear
C)
xylem vessel done
clear
D)
sieve tube done
clear
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question_answer86)
The process of carrying food material from leaf to different parts of the plant is called -
A)
Transportation done
clear
B)
Transpiration done
clear
C)
Translocation done
clear
D)
Diffusion done
clear
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question_answer87)
A granulocytes and Granulocytes are those having nuclei. Can you tell these are parts of which type of blood?
A)
Leukocytes done
clear
B)
Erythrocytes done
clear
C)
Thrombocytes done
clear
D)
Blood platelet done
clear
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question_answer88)
Dead, complex permanent tissue present in the plant.
A)
Phloem vessel done
clear
B)
Xylem vessel done
clear
C)
Sieve tube done
clear
D)
Companion cell done
clear
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question_answer89)
Nitrogen, phosphorus, potassium, sulphur are some nutrients which plants get from the soil. These nutrients are called ______.
A)
Micronutrients done
clear
B)
Macronutrients done
clear
C)
Minerals done
clear
D)
Carbohydrates done
clear
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question_answer90)
Which type of pressure is responsible for the rise of water to some height?
A)
Turgor pressure done
clear
B)
Root pressure done
clear
C)
Osmotic pressure done
clear
D)
Atmospheric pressure done
clear
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question_answer91)
Tell the arrangement in which phloem is surrounded by a ring of xylem vessel.
A)
collateral done
clear
B)
Bicollateral done
clear
C)
Amphicrihral done
clear
D)
Amphivasal done
clear
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question_answer92)
In between xylem and phloem there is a layer called _______.
A)
Meristem done
clear
B)
Medulla done
clear
C)
Cambium done
clear
D)
Midrib done
clear
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question_answer93)
In sieve tube of phloem which sugar is dissolved in \[{{H}_{2}}O\] to form sap
A)
Fructose done
clear
B)
Glucose done
clear
C)
Sucrose done
clear
D)
Cellulose done
clear
View Solution play_arrow
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question_answer94)
Why is blood that flows from lungs to the heart bright red rather than dark red?
A)
\[\text{C}{{\text{O}}_{\text{2}}}\] makes it red done
clear
B)
Oxygen makes it red done
clear
C)
Gastric juices make it red done
clear
D)
Lungs add a pigment to blood done
clear
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question_answer95)
DIRECTION: Match Column I with column II and select the correct answers using the code given below the columns
Column-I | Column-II |
(A) RBC | (p) clotting |
(B) WBC | (q) transportation |
(C) Platelets | (r) Carries\[{{\text{O}}_{\text{2}}}\]& \[\text{C}{{\text{O}}_{\text{2}}}\] |
(D) plasma | (s) protects the body |
A)
(A) \[\to \] (s), (B) \[\to \] (p), (C) \[\to \] (q), (D) \[\to \] (r) done
clear
B)
(A) \[\to \] (p), (B) \[\to \] (r), (C) \[\to \] (s), (D) \[\to \] (q) done
clear
C)
(A) \[\to \] (q), (B) \[\to \] (p), (C) \[\to \] (r), (D) \[\to \] (s) done
clear
D)
(A) \[\to \] (r), (B) \[\to \] (s), (C) \[\to \] (p), (D) \[\to \] (q) done
clear
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question_answer96)
DIRECTION: Match Column I with column II and select the correct answers using the code given below the columns
Column-I | Column-II |
(A) Nephrons | (p) heart |
(B) auricle | (q) urinary bladder |
(C) xylem | (r) Kidney |
(D) urine | (s) Plant |
A)
(A) \[\to \] (r), (B) \[\to \] (p), (C) \[\to \] (s), (D) \[\to \] (q) done
clear
B)
(A) \[\to \] (q), (B) \[\to \] (r), (C) \[\to \] (p), (D) \[\to \] (s) done
clear
C)
(A) \[\to \] (p), (B) \[\to \] (q), (C) \[\to \] (s), (D) \[\to \] (r) done
clear
D)
(A) \[\to \] (r), (B) \[\to \] (q), (C) \[\to \] (s), (D) \[\to \] (p) done
clear
View Solution play_arrow
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question_answer97)
DIRECTION: Match Column I with column II and select the correct answers using the code given below the columns
Column-I | Column-II |
(A) RBC | (p) fist size |
(B) urinary bladder | (q) bean shaped |
(C) Kidney | (r) balloon shaped |
(D) Heart | (s) disc shaped |
A)
(A) \[\to \] (q), (B) \[\to \] (r), (C) \[\to \] (s), (D) \[\to \] (p) done
clear
B)
(A) \[\to \] (s), (B) \[\to \] (q), (C) \[\to \] (s), (D) \[\to \] (q) done
clear
C)
(A) \[\to \] (s), (B) \[\to \] (r), (C) \[\to \] (q), (D) \[\to \] (p) done
clear
D)
(A) \[\to \] (p), (B) \[\to \] (q), (C) \[\to \] (r), (D) \[\to \] (s) done
clear
View Solution play_arrow
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question_answer98)
DIRECTION: Match Column I with column II and select the correct answers using the code given below the columns
Column-I | Column-II |
(A) xylem | (p) companion cells |
(B) phloem | (q) root hairs |
(C) Stomata | (r) tracheid?s |
(D) Root | (s) guard cells |
A)
(A) \[\to \] (s), (B) \[\to \] (r), (C) \[\to \] (p), (D) \[\to \] (q) done
clear
B)
(A) \[\to \] (r), (B) \[\to \] (p), (C) \[\to \] (s), (D) \[\to \] (q) done
clear
C)
(A) \[\to \] (q), (B) \[\to \] (s), (C) \[\to \] (r), (D) \[\to \] (p) done
clear
D)
(A) \[\to \] (p), (B) \[\to \] (q), (C) \[\to \] (s), (D) \[\to \] (r) done
clear
View Solution play_arrow
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question_answer99)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 1 Heart is an organ which beats continuously to act as a pump for transport of blood, which carries other substances. The heart is located in the chest cavity with its lower tip slightly tilted towards the left. Your heart is roughly the size of your fist. To avoid the mixing of blood rich in oxygen and the blood rich in carbon dioxide, the heart has
A)
two atria done
clear
B)
two ventricles done
clear
C)
four chambers done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer100)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 1 Heart is an organ which beats continuously to act as a pump for transport of blood, which carries other substances. The heart is located in the chest cavity with its lower tip slightly tilted towards the left. Your heart is roughly the size of your fist. When arteries reach the tissues, they divide into
A)
capillaries done
clear
B)
tubules done
clear
C)
veins done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer101)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 1 Heart is an organ which beats continuously to act as a pump for transport of blood, which carries other substances. The heart is located in the chest cavity with its lower tip slightly tilted towards the left. Your heart is roughly the size of your fist. Pulse is due to
A)
blood flowing is arteries done
clear
B)
blood flowing in veins done
clear
C)
blood flowing through capillaries done
clear
D)
none of these done
clear
View Solution play_arrow
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question_answer102)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 2 The process of waste disposal or removal of wastes is called excretion. In plants, water and salts are absorbed by roots and carried by xylem. Plants store some waste products. These are useful to us. Where do plants store their wastes?
A)
Old leaves done
clear
B)
Vacuoles done
clear
C)
Both (a) and (b) done
clear
D)
None of these done
clear
View Solution play_arrow
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question_answer103)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 2 The process of waste disposal or removal of wastes is called excretion. In plants, water and salts are absorbed by roots and carried by xylem. Plants store some waste products. These are useful to us. The cause of movement of water against gravity in a plant is
A)
Osmosis done
clear
B)
photosynthesis done
clear
C)
transpiration done
clear
D)
excretion done
clear
View Solution play_arrow
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question_answer104)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 2 The process of waste disposal or removal of wastes is called excretion. In plants, water and salts are absorbed by roots and carried by xylem. Plants store some waste products. These are useful to us. The solution of minerals, water, food and gases that is carried through xylem and phloem is called
A)
sol done
clear
B)
Sap done
clear
C)
cytoplasm done
clear
D)
protoplasm done
clear
View Solution play_arrow
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question_answer105)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 3 Excretory system varies in different animals some animals live in water and so their waste product is ammonia which directly dissolve in water. Which animals excrete wastes in the form of ammonia?
A)
humans done
clear
B)
birds done
clear
C)
fish done
clear
D)
all of these done
clear
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question_answer106)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 3 Excretory system varies in different animals some animals live in water and so their waste product is ammonia which directly dissolve in water. What is the major excretory product in humans?
A)
uric acid done
clear
B)
urea done
clear
C)
ammonia done
clear
D)
All of these done
clear
View Solution play_arrow
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question_answer107)
DIRECTIONS: Read the passage (s) given below and answer the questions that follow Passage - 3 Excretory system varies in different animals some animals live in water and so their waste product is ammonia which directly dissolve in water. Where are kidneys located in humans?
A)
chest done
clear
B)
abdomen done
clear
C)
hands done
clear
D)
left side of the body done
clear
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question_answer108)
DIRECTIONS: The questions in this segment consists of two statements, one labeled as ?Assertion A? and the other labeled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): Circulatory system consists of the heart, the lungs and blood vessels. Reason (R): Blood is a fluid which flows in blood vessels.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A. done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer109)
DIRECTIONS: The questions in this segment consists of two statements, one labeled as ?Assertion A? and the other labeled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): Arteries have a thick elastic wall. Reason (R): In arteries blood flow is rapid and at high pressure
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A, done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer110)
DIRECTIONS: The questions in this segment consists of two statements, one labeled as ?Assertion A? and the other labeled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): Pulmonary artery carries impure blood to the lungs Reason (R): Pulmonary vein carries impure blood from lungs to heart.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A, done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer111)
DIRECTIONS: The questions in this segment consists of two statements, one labeled as ?Assertion A? and the other labeled as ?Reason R?. You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below. Assertion (A): water absorbed by roots from the soil reaches the top of all trees. Reason (R): The force generated during transpiration helps to pull the water up.
A)
Both A and R are true and R is the correct explanation of A. done
clear
B)
Both A and R are true but R is not the correct explanation of A, done
clear
C)
A is true but R is false. done
clear
D)
A is false but R is true. done
clear
View Solution play_arrow
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question_answer112)
DIRECITONS: Read the following three statements and choose the correct answer. (i) Lower chambers of the heart are called auricles (ii) Upper chambers of the heart are called ventricles. (iii) These are no values in a heart.
A)
Statement (i) and (iii) are incorrect but (ii) is correct done
clear
B)
Statement (i) and (ii) are incorrect but (iii) is correct done
clear
C)
All statements are correct done
clear
D)
All statements are incorrect done
clear
View Solution play_arrow
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question_answer113)
DIRECITONS: Read the following three statements and choose the correct answer. (i) Gas exchange in the alveoli happens through capilaries. (ii) Oxygenated blood is pumped to all other parts of the body from left ventricle. (iii) Arteries have thicker walls than veins
A)
Statement (i) and (iii) are incorrect but (ii) is correct done
clear
B)
Statement (i) and (ii) are incorrect but (iii) is correct done
clear
C)
All statements are correct done
clear
D)
All statements are incorrect done
clear
View Solution play_arrow
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question_answer114)
DIRECITONS: Read the following three statements and choose the correct answer. (i) Calcium is needed for haemoglobin formation (ii) R B Cs is red due to haemoglobin (iii) Protein part in haemoglobin is haeme
A)
Statement (i) and (iii) are incorrect but (ii) is correct done
clear
B)
Statement (i) and (ii) are incorrect but (iii) is correct done
clear
C)
All statements are correct done
clear
D)
All statements are incorrect done
clear
View Solution play_arrow
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question_answer115)
DIRECTIONS: On the basis of following diagram/ picture answer the questions given below. Look at the following diagram and answer the following questions.
A in this diagram indicates which of the following?
A)
Aorta done
clear
B)
vein done
clear
C)
Pulmonary artery done
clear
D)
Pulmonary vein done
clear
View Solution play_arrow
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question_answer116)
DIRECTIONS: On the basis of following diagram/ picture answer the questions given below. Look at the following diagram and answer the following questions.
B in this diagram indicates which of the following?
A)
veins done
clear
B)
Aorta done
clear
C)
Pulmonary artery done
clear
D)
Pulmonary vein done
clear
View Solution play_arrow
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question_answer117)
DIRECTIONS: On the basis of following diagram/ picture answer the questions given below. Look at the following diagram. Identify the parts labeled as P and Q.
A)
P = urethra, Q = renal vein done
clear
B)
P = urethra, Q = bladder done
clear
C)
P = urethra, Q = renal vein done
clear
D)
P= ureter, Q= kidney done
clear
View Solution play_arrow
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question_answer118)
DIRECTIONS: On the basis of following diagram/ picture answer the questions given below. A pupil did an experiment to investigate the loss of water by plants. The apparatus that she used is shown in the diagram. The rate at which the water level fell (water loss) in the measuring cylinder was measured at regular time intervals, (i) for a plant without the hair dryer, (ii) for a plant with a hair dryer blowing warm air over the leaves, and (iii) fora plant with a hair dryer blowing cool air over the leaves. The pupil used the data to draw the graph shown. Match up the three graphs with their corresponding conditions
A)
A = warm air, B = normal, C = cool air done
clear
B)
A = normal, B = cool air, C = warm air done
clear
C)
A = cool air, B = normal, C = warm air done
clear
D)
A = normal, B = warm air, C = cool air done
clear
View Solution play_arrow