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question_answer1)
The site of photosynthesis in plants is
A)
mitochondria done
clear
B)
chloroplasts done
clear
C)
leucoplasts done
clear
D)
dictyosomes done
clear
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question_answer2)
Autotrophic nutrition occurs in
A)
fungi done
clear
B)
plants done
clear
C)
some protists and prokaryotes done
clear
D)
Both [b] and [c] done
clear
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question_answer3)
Select the correct statement.
A)
Heterotrophs do not synthesise their own food. done
clear
B)
Heterotrophs utilise solar energy for photosynthesis. done
clear
C)
Heterotrophs synthesise their own food. done
clear
D)
Heterotrophs are capable of converting carbon dioxide and water into carbohydrates. done
clear
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question_answer4)
Select the statement which does not occur during the process of photosynthesis.
A. Absorption of light energy by chlorophyll. |
B. Conversion of chemical energy to light energy and splitting of water molecules into hydrogen and oxygen. |
C. Oxidation of carbon dioxide to carbohydrates. |
A)
A and B done
clear
B)
A and C done
clear
C)
B and C done
clear
D)
All of the above done
clear
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question_answer5)
|
Column-I |
|
Column-II |
A. |
parasites |
P. |
fungi |
B. |
saprophytes |
Q. |
Humans |
C. |
Autotrophs |
R. |
Leech |
D. |
Holozoic |
S. |
Algae. |
A)
A-P; B-Q; C-R; D-S done
clear
B)
A-R; B-P; C-S; D-Q done
clear
C)
A-P; B-R; C-Q; D-S done
clear
D)
A-R; B-S; C-P; D-Q done
clear
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question_answer6)
Which of the following is a micronutrient element-
A)
Mg done
clear
B)
K done
clear
C)
Ca done
clear
D)
Zn done
clear
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question_answer7)
Erythropoesis may be stimulated by the deficiency of
A)
Iron done
clear
B)
Oxygen done
clear
C)
Protein done
clear
D)
None of the above done
clear
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question_answer8)
Stomata: gaseous exchange from leaves: gaseous exchange from bark cells
A)
cuticles done
clear
B)
pores done
clear
C)
stomata done
clear
D)
lenticels done
clear
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question_answer9)
Exchange of gases in leaf occurs through
A)
tentacles done
clear
B)
skin of the leaf done
clear
C)
stomata done
clear
D)
root hair done
clear
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question_answer10)
Which mineral is obtained from the atmosphere?
A)
Potassium done
clear
B)
Iron done
clear
C)
Magnesium done
clear
D)
Nitrogen done
clear
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question_answer11)
Photosynthesis is an important mode of autotrophic nutrition. The event which does not occur in photosynthesis is
A)
Conversion of light energy to chemical energy done
clear
B)
Reduction of carbon dioxide to carbohydrate done
clear
C)
Oxidation of carbon to carbon dioxide done
clear
D)
Absorption of light energy by chlorophyll done
clear
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question_answer12)
Hydroponics refers to the plant development
A)
without soil. done
clear
B)
in saline soil. done
clear
C)
in water without soil. done
clear
D)
without soil with alkaline pH. done
clear
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question_answer13)
The major role of minor elements inside living organisms is to act as
A)
binder of cell structure. done
clear
B)
co-factors of enzymes. done
clear
C)
building blocks of important amino acids. done
clear
D)
constituent of hormones. done
clear
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question_answer14)
Which of the following is not caused by deficiency of mineral nutrition?
A)
Necrosis done
clear
B)
Chlorosis done
clear
C)
Etiolation done
clear
D)
Shortening of internodes done
clear
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question_answer15)
Boron in green plants assists in
A)
sugar transport done
clear
B)
activation of enzymes done
clear
C)
acting as enzyme cofactor done
clear
D)
photosynthesis done
clear
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question_answer16)
Which of the following elements are constituents of protein?
A)
Nitrogen and phosphorus done
clear
B)
Nitrogen and chlorine done
clear
C)
Phosphorus and boron done
clear
D)
Chlorine and potassium done
clear
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question_answer17)
Nitrogen fixation is a process of
A)
converting nitrogen in the air to form a usable form by plants. done
clear
B)
recycling nitrogen from organic matter in the soil. done
clear
C)
absorbing nitrogen from the soil. done
clear
D)
conversion of \[N{{O}_{3}}\] to \[{{N}_{2}}\]. done
clear
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question_answer18)
Which of the following statements is not correct about macro- nutrients?
A)
They are present in plant tissues in excess of 100 m mole per kg of dry matter. done
clear
B)
They include C, H, O, N, P, S, K, Ca, Mg. done
clear
C)
Some elements attained from \[C{{O}_{2}}\] and \[{{H}_{2}}O\] while the others are absorbed from the soil. done
clear
D)
C, H & O are mainly obtained from \[C{{O}_{2}}\] and \[{{H}_{2}}O\]. done
clear
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question_answer19)
|
Column-I (Minerals) |
|
Column-II (Functions) |
A. |
K |
I. |
Stomatal opening |
B. |
Mo |
II. |
Constituent of cell membrane |
C. |
P |
III. |
Photolysis of water |
D. |
Mn |
IV. |
Free ion |
|
|
V. |
Component of nitrogenise and nitrate reductase |
A)
A-I, IV B-V C-II D-III done
clear
B)
A-I, V B-IV C-III D-II done
clear
C)
A-I, V B-IV C-II D-III done
clear
D)
A-IV B-I C-III D-II, V done
clear
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question_answer20)
|
Column-I |
|
Column-II |
A. |
Zinc |
I. |
Chlorophyll |
B. |
Sulphur |
II. |
IAA |
C. |
Magnesium |
III. |
Nitrate reductase |
D. |
Molybdenum |
IV. |
Cysteine |
A)
A-I, B-II, C-III, D-IV done
clear
B)
A-III, B-IV, C-I, D-II done
clear
C)
A-III, B-I, C-II, D-IV done
clear
D)
A-II, B-IV, C-I, D-III done
clear
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question_answer21)
Passive immunity was discovered by
A)
Robert Koch done
clear
B)
L. Pasteur done
clear
C)
Edward Jenner done
clear
D)
Eemil Von Behring done
clear
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question_answer22)
The term "antibiotic" was coined by
A)
Alexander fleming done
clear
B)
Edward Jenner done
clear
C)
Louis Pasteur done
clear
D)
Selman Waksman done
clear
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question_answer23)
The malignant tertian malaria is caused by
A)
Plasmodium vivax done
clear
B)
Plasmodium falciparum done
clear
C)
Plasmodium ovale done
clear
D)
Plasmodium malaria done
clear
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question_answer24)
'Black death' is related with
A)
plague done
clear
B)
cancer done
clear
C)
tuberculosis done
clear
D)
measles done
clear
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question_answer25)
|
Column-I (Drug/Cure) |
|
Column-II (Diseases) |
A. |
Streptomycin |
P. |
Viral Disease |
B. |
Chloroquine |
Q. |
Diabetes Mellitus |
C. |
Penicillin |
R. |
Disease caused by Bacteria |
D. |
insulin |
S. |
Malaria |
A)
A-R; B-S; C-P; D-Q done
clear
B)
A-R; B-S; C-Q; D-P done
clear
C)
A-R; B-Q; C-P; D-S done
clear
D)
A-P; B-Q; C-R; D-S done
clear
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question_answer26)
|
Column-I |
|
Column-II |
A. |
Small pox |
P. |
Bacteria |
B. |
Cholera |
Q. |
Virus |
C. |
Malaria |
R. |
Deficiency of minerals |
D. |
Anaemia |
S. |
Female mosquito |
A)
A-S; B-Q; C-R; D-P done
clear
B)
A-Q; B-P; C-S; D-R done
clear
C)
A-S; B-R; C-Q; D-P done
clear
D)
A-R; B-S; C-P; D-Q done
clear
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question_answer27)
DPT vaccine stands for
A)
diphtheria, polio & tuberculosis done
clear
B)
diphtheria, pertussis & tuberculosis done
clear
C)
diphtheria, polio & tetanus done
clear
D)
diphtheria, pertussis and tetanus done
clear
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question_answer28)
Which Vector Spread the yellow fever disease?
A)
Musca sp done
clear
B)
Anopheles sp done
clear
C)
Culex sp done
clear
D)
Aedes aegypti done
clear
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question_answer29)
Which of the following is an air-borne disease?
A)
Tuberculosis done
clear
B)
Cholera done
clear
C)
Jaundice done
clear
D)
Brain fever done
clear
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question_answer30)
Which of the following is a communicable disease?
A)
Phenylketoneuria done
clear
B)
Cancer done
clear
C)
Rabies done
clear
D)
Alkaptonuria done
clear
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question_answer31)
Which of the following disease is confirmed by 'widal test'?
A)
Tuberculosis done
clear
B)
Typhoid done
clear
C)
Plague done
clear
D)
Tetanus done
clear
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question_answer32)
"Athlete's Foot" is a disease' caused by [IAS Prelim]
A)
Bacteria done
clear
B)
Fungus done
clear
C)
Protozoan done
clear
D)
Nematode done
clear
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question_answer33)
According to the World Health Organisation (WHO), the disease which causes the death of the largest number of people today is [IAS Prelim]
A)
AIDS done
clear
B)
Tuberculosis done
clear
C)
Malaria done
clear
D)
Ebola done
clear
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question_answer34)
Which of the following are associated with Diabetes mellitus, a common disease in adults? [IAS Prelim]
1. Higher sugar level in blood |
2. Lower sugar level in blood |
3. Lower insulin level in blood |
4. Higher insulin level in blood |
Select the correct answer by using the codes given below: Codes:
A)
2 and 4 done
clear
B)
1 and 2 done
clear
C)
2 and 3 done
clear
D)
1 and 3 done
clear
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question_answer35)
Consider the following statements. [IAS Prelim]
AIDS -is transmitted |
1. By sexual intercourse |
2. By blood transfusion |
3. By mosquitoes and other blood sucking insects |
4. Across the placenta |
A)
1, 2 and 3 are correct done
clear
B)
1, 2 and 4 are correct done
clear
C)
1, 3 and 4 are correct done
clear
D)
1 and 3 are correct done
clear
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question_answer36)
People drinking water from a shallow hand pump, are likely to suffer from all of the following diseases except [IAS Prelim]
A)
Cholera done
clear
B)
Typhoid done
clear
C)
Jaundice done
clear
D)
Fluorosis done
clear
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question_answer37)
The major chemical compound found in kidney stones is: [IAS Prelim]
A)
urea done
clear
B)
calcium carbonate done
clear
C)
calcium oxalate done
clear
D)
calcium sulphate done
clear
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question_answer38)
Antigen is a substance which [IAS Prelim]
A)
lowers body temperatures done
clear
B)
destroys harmful bacteria done
clear
C)
triggers the immune system done
clear
D)
is used as an antidote to poison done
clear
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question_answer39)
Haemophilia is a genetic disorder which leads to [IAS Prelim]
A)
decrease in haemoglobin level done
clear
B)
rheumatic heart disease done
clear
C)
decrease in WBC done
clear
D)
non-clotting of blood done
clear
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question_answer40)
List-I |
List-II [IAS Prelim] |
A. Atropine |
1. Local anaesthesia |
B. Ether |
2. Heart trouble |
C. Nitroglycerine |
3. Dilation of pupil |
D. Pyrethrin |
4. Mosquito control |
Codes:
A)
A-1; B-3; C-2; D-4 done
clear
B)
A-1; B-3; C-4; D-2 done
clear
C)
A-3; B-1; C-4; D-2 done
clear
D)
A-3; B-1; C-2; D-4 done
clear
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