7th Class Science Transportation in Animals and Plants Question Bank

done Transportation in Living Beings Total Questions - 38

• question_answer1)
  What is the function of red blood cells? 
  A)
  Transports oxygen done clear
  B)
  Transports water done clear
  C)
  Fight against germs done clear
  D)
  Helps in blood clotting done clear
  View Solution play_arrow

• question_answer2)
  Identify the components X and Y?

  X- Produces antibodies

  Y-Helps m blood clotting

  A)
   X-Platelets, Y-WBC done clear
  B)
   X-RBC, Y-Platelets done clear
  C)
   X-Plasma, Y-Platelets done clear
  D)
   X-WBC, Y-Platelets done clear
  View Solution play_arrow

• question_answer3)
  Which organ is represented by X in the human body?
  A)
   The skin                              done clear
  B)
   The heart           done clear
  C)
   The lungs            done clear
  D)
          The kidneys done clear
  View Solution play_arrow

• question_answer4)
  Which labelled structure in the given figure is involved in the transport of water and mineral salts?
  A)
   P                                            done clear
  B)
   Q            done clear
  C)
   R        done clear
  D)
   S                             done clear
  View Solution play_arrow

• question_answer5)
  Which is the fluid part of the blood?
  A)
   RBC                                       done clear
  B)
   WBC     done clear
  C)
          Platelets             done clear
  D)
          Plasma done clear
  View Solution play_arrow

• question_answer6)
  The following statements describe how the transport system in a plant works.

  P - Xylem tubes carry water and mineral salts to other parts of the plant

  Q - The leaves make food in the presence of sunlight

  R - The leaves receive water and mineral salts

  S - Phloem tubes transport food to other parts of the plant

  T - Root hairs absorb water and mineral salts from the soil

  Which of these is a correct sequence?
  A)
  \[P\to T\to Q\to R\to S\] done clear
  B)
   \[T\to P\to R\to Q\to S\] done clear
  C)
  \[P\to R\to Q\to S\to T\] done clear
  D)
   \[R\to Q\to T\to P\to S\] done clear
  View Solution play_arrow

• question_answer7)
  Identify X, Y and Z in the given figure.      
  A)

  X	Y	Z
  Ureter	Urethra	Urinary bladder

                  done clear
  B)

  X	Y	Z
  Ureter	Urinary bladder	Urethra

                  done clear
  C)

  X	Y	Z
  Urinary bladder	Ureter	Urethra

                  done clear
  D)

  X	Y	Z
  Urethra	Urinary bladder	Ureter

  done clear
  View Solution play_arrow

• question_answer8)
  Which blood cell can do this function as shown below?
  A)
   Red blood cells done clear
  B)
   White blood cells done clear
  C)
   Platelets done clear
  D)
   Denucleated red blood cells done clear
  View Solution play_arrow

• question_answer9)
  Study the characteristics given below.

  P - A thick walled vessel that carries oxygenated blood

  Q - A thin walled vessel that carries deoxygenated blood

  R - Very small thin tubes that connects veins and arteries

  Which of these statements represent P, Q and R is correct?      
  A)

  Artery	Capillary	Vein
  R	P	Q

                  done clear
  B)

  Artery	Capillary	Vein
  P	R	Q

                  done clear
  C)

  Artery	Capillary	Vein
  Q	R	P

  done clear
  D)

  Artery	Capillary	Vein
  P	Q	R

  done clear
  View Solution play_arrow

• question_answer10)
  Identify the gas that is diffusing out of the body cells into the blood.
  A)
   Carbon dioxide done clear
  B)
   Hydrogen done clear
  C)
   Oxygen done clear
  D)
   Carbon monoxide done clear
  View Solution play_arrow

• question_answer11)
  Which of these organs excrete carbon dioxide gas?
  A)
   P and Q only      done clear
  B)
   Q and R only      done clear
  C)
          R only                   done clear
  D)
          P and R only done clear
  View Solution play_arrow

• question_answer12)
  Which labelled blood vessels carry blood to and from the lungs?      
  A)

  Blood to lungs	Blood from lungs
  1	3

                  done clear
  B)

  Blood to lungs	Blood from lungs
  1	4

                  done clear
  C)

  Blood to lungs	Blood from lungs
  2	3

                  done clear
  D)

  Blood to lungs	Blood from lungs
  2	4

                  done clear
  View Solution play_arrow

• question_answer13)
  The stem in the given figure shows swelling in its upper portion. Which of the following reasons is true about the swelling of the stem?
  A)
   Upward movement of food is blocked. done clear
  B)
   Downward movement of food is blocked. done clear
  C)
   Upward movement of water is blocked. done clear
  D)
   Downward movement of water is blocked. done clear
  View Solution play_arrow

• question_answer14)
  Which of the following components of blood help in blood clotting?
  A)
   Red blood cells    done clear
  B)
   Plasma done clear
  C)
          White blood cells done clear
  D)
         Platelets done clear
  View Solution play_arrow

• question_answer15)
  The diagram below shows materials needed for survival being transported inside a plant. Which body system performs this function in humans?
  A)
   Circulatory system done clear
  B)
   Digestive system done clear
  C)
   Excretory system done clear
  D)
   Respiratory system done clear
  View Solution play_arrow

• question_answer16)
  Which of the following is the correct order to show the transport of water from the soil to the leaf of a plant?
  A)
   Root \[\to \] Root hair \[\to \] Phloem \[\to \] Leaf done clear
  B)
   Root hair \[\to \] Root \[\to \] Xylem \[\to \] Leaf done clear
  C)
   Root \[\to \] Root hair \[\to \] leaf \[\to \]Phloem done clear
  D)
   Root \[\to \] Xylem \[\to \] Phloem \[\to \] Leaf done clear
  View Solution play_arrow

• question_answer17)
  Based on the information given below. Identify P, Q and R.

  P - Transports blood to the heart

  Q - Unite into large vessels, venules to form veins

  R - Transport blood away from the heart

  A)
   P - Capillaries, Q - Veins, R - Arteries done clear
  B)
   P - Arteries, Q - Veins, R - Capillaries done clear
  C)
   P - Veins, Q - Capillaries, R - Arteries done clear
  D)
   P - Capillaries, Q - Arteries, R - Veins done clear
  View Solution play_arrow

• question_answer18)
  What is the correct path of urine through the urinary system?
  A)
   Bladder \[\to \] urethra \[\to \] kidney \[\to \] ureter. done clear
  B)
   Ureter \[\to \] kidney \[\to \] bladder urethra. done clear
  C)
   Kidney \[\to \]ureter \[\to \] urethra\[\to \] bladder. done clear
  D)
   Kidney\[\to \] ureter \[\to \] bladder \[\to \] urethra. done clear
  View Solution play_arrow

• question_answer19)
  The figure below shows the blood flow from artery to Q and then to R. What is Q?
  A)
   Capillary                              done clear
  B)
   Vein                      done clear
  C)
   Heart                    done clear
  D)
          Skin done clear
  View Solution play_arrow

• question_answer20)
  Which is the characteristic feature of arteries?
  A)
   Blood cannot flow backwards. done clear
  B)
   Blood can flow through easily. done clear
  C)
   Blood can be pumped to every part of the body. done clear
  D)
   Artery can withstand the high pressure of the heartbeat. done clear
  View Solution play_arrow

• question_answer21)
  The walls of left ventricle of the heart is thicker than the right ventricle Which of the following is the correct reason about the given statement?
  A)
   Because it contains more blood. done clear
  B)
   So that more haemoglobin can reach the brain. done clear
  C)
   Because when blood is pumped, a strong pressure acts on it. done clear
  D)
   So that deoxygenated blood can reach every part of the body. done clear
  View Solution play_arrow

• question_answer22)
  The heart pumps blood to transport oxygen from the lungs to the hand of a person. Which of these sequence shows the correct path for the flow of blood?
  A)
   Left atrium \[\to \] left ventricle \[\to \]aorta done clear
  B)
   Left atrium\[\to \] aorta \[\to \] right ventricle done clear
  C)
   Right atrium \[\to \] right ventricle \[\to \] aorta done clear
  D)
   Right atrium \[\to \]aorta\[\to \]right ventricle done clear
  View Solution play_arrow

• question_answer23)
  What is the function of stomata?
  A)
   Photosynthesis done clear
  B)
   Exchange of gases done clear
  C)
   Osmosis done clear
  D)
   Transfusion done clear
  View Solution play_arrow

• question_answer24)
  Identify the parts labelled P, Q, R and S in the figure given below.                                
  A)

  P	Q	R	S
  Left atrium	Left ventricle	Aorta	Right atrium

  done clear
  B)

  P	Q	R	S
  Right atrium	Right Ventricle	Aorta	Left atrium

  done clear
  C)

  P	Q	R	S
  Right atrium	Right ventricle	Left atrium	Left ventricle

  done clear
  D)

  P	Q	R	S
  Left atrium	Left ventricle	Right atrium	Right ventricle

  done clear
  View Solution play_arrow

• question_answer25)
  Which of the following is true about the amount of oxygen and the direction of blood flow in blood vessels P, Q, R and S?       
  A)

  Oxygen content		Direction of blood flow
  High	Low	To the heart	From the heart
  Q	P	S	R

  done clear
  B)

  Oxygen content		Direction of blood flow
  High	Low	To the heart	From the heart
  S	R	P	Q

  done clear
  C)

  Oxygen content		Direction of blood flow
  High	Low	To the heart	From the heart
  R	Q	P	R

  done clear
  D)

  Oxygen content		Direction of blood flow
  High	Low	To the heart	From the heart
  S	Q	P	R

  done clear
  View Solution play_arrow

• question_answer26)
  Which of these statements are the functions of human circulatory system?
  A)
   Carries waste products from cells. done clear
  B)
   Transports oxygen to all parts of the body done clear
  C)
   Transports digested food to body tissues. done clear
  D)
   All of these done clear
  View Solution play_arrow

• question_answer27)
  Which of the following processes does the information given below refer to?

  Helps to cool plants

  Helps transport of water and mineral salts to the tip of the plant

  A)
   Oxidation                           done clear
  B)
   Respiration        done clear
  C)
          Transpiration done clear
  D)
          Photosynthesis done clear
  View Solution play_arrow

• question_answer28)
  Which of the following options represents the composition of blood?
  A)
   Blood vessels, platelets and red blood cells only. done clear
  B)
   Plasma, red blood cells, white blood cells and platelets only. done clear
  C)
   Red blood cells, white blood cells and blood platelets only. done clear
  D)
   Plasma, red blood cells and white blood cells only. done clear
  View Solution play_arrow

• question_answer29)
  Which of the following functions is performed by the right side of the heart?
  A)
   Pumps blood to the rest of the body. done clear
  B)
   Receives blood from the rest of the body. done clear
  C)
   Receives blood from the lungs. done clear
  D)
   Pumps blood to the brain. done clear
  View Solution play_arrow

• question_answer30)
  In which of the following processes the flow of water molecules from the region of higher water potential to the region of lower water potential through a semipermeable membrane?
  A)
   Osmosis              done clear
  B)
          Diffusion             done clear
  C)
          Plasmolysis        done clear
  D)
          Imbibition done clear
  View Solution play_arrow

• question_answer31)
  Which of the following options is true about the function of red blood cells?
  A)
   To defend the body against harmful infections. done clear
  B)
   To transport oxygen and carbon dioxide. done clear
  C)
   To clot the blood in time of injuries. done clear
  D)
   To produce white blood cells. done clear
  View Solution play_arrow

• question_answer32)
  Which of the following blood vessel carry blood from the lungs to the heart?
  A)
   Pulmonary artery done clear
  B)
   Pulmonary vein done clear
  C)
   Coronary artery done clear
  D)
   Renal artery done clear
  View Solution play_arrow

• question_answer33)
  Which of the following is done to filter wastes in kidney failure patients?
  A)
   Purification        done clear
  B)
   Angiogram         done clear
  C)
   Dialysis                done clear
  D)
          Ventilation         done clear
  View Solution play_arrow

• question_answer34)
  Which of the following animals excrete ammonia in dissolved form?
  A)
   Fishes                                  done clear
  B)
   Birds     done clear
  C)
   Lizards                 done clear
  D)
   Both  and done clear
  View Solution play_arrow

• question_answer35)
  Which of these statements is NOT true about white blood cells?
  A)
   They are white in colour and smaller than red blood cells. done clear
  B)
   They do not have a definite shape. done clear
  C)
   They protect us from disease-causing germs by producing antibodies. done clear
  D)
   They can engulf germs that enter our bloodstream. done clear
  View Solution play_arrow

• question_answer36)
  Which of the following sequences is correct about the flow of blood in the heart?

  P - Left ventricle

  Q - Right ventricle

  R - Lungs

  S - Left atrium

  T - Right atrium

  A)
  \[P\to Q\to R\to T\to S\] done clear
  B)
  \[R\to Q\to P\to S\to \] done clear
  C)
  \[P\to R\to Q\to S\to T\] done clear
  D)
   \[T\to Q\to R\to S\to P\] done clear
  View Solution play_arrow

• question_answer37)
  Blood in the left side of the heart is bright red because of which of the following reasons?
  A)
    It contains red blood cells. done clear
  B)
   It is rich in haemoglobin. done clear
  C)
   It is rich in oxyhaemoglobin. done clear
  D)
   It is nearest to the lungs. done clear
  View Solution play_arrow

• question_answer38)
  The above chart shows the oxygen content in four samples of blood taken from four different blood vessels of the body. Which sample is most probably taken from a pulmonary artery?
  A)
   P                                            done clear
  B)
   Q            done clear
  C)
   R                            done clear
  D)
          S done clear
  View Solution play_arrow