Class 7 Science Chapter 11 MCQ

Class 7 Science Chapter 11 MCQ (Multiple Choice Questions) of Transportation in Animals and Plants updated for session 2021-2022 CBSE and State board students. All the questions are taken form NCERT Textbook with answers and explanation are given with the questions.

Practice with these MCQs to clear your doubts and learn more about the chapter 11 of class 7 science. All the MCQ objective questions are important for examination point of view.

Class 7 Science Chapter 11 MCQ for 2021-2022

Class: 7Science
Chapter: 11Transportation in Animals and Plants
Contents: MCQ Objective with Explanaiton

MCQ Tests with Answers for Class 7 Science Chapter 11




Q1

Which of the following statement is or are correct?

[A]. All the living organisms need a transport system to supply them and to carry away the harmful waste materials produced in their bodies.
[B]. Transport is a life process in which a material absorbed or made in one part of the body of an organism, is carried to other parts in its body.
[C]. In most of the animals, the blood that circulates in their body transports or carries food water and oxygen to cell in all the parts of their body.
[D]. All the above
Q2

Water absorption through roots can be increased by keeping the potted plants:

[A]. In the shade
[B]. In dim light
[C]. Under the fan
[D]. Covered with a polythene bag
Q3

Read the following sentences carefully, and choose the incorrect one:

[A]. The main transport system in human beings is the blood circulatory system.
[B]. The human circulatory system consists of the heart blood vessels and blood.
[C]. The blood circulatory system makes food, water and oxygen available to every parts of the body and helps in removing waste materials.
[D]. None of the above.
Q4

Juhi is writing some statements, choose the incorrect statement and help her:

[A]. The liquid part of blood is called plasma.
[B]. Plasma is a mixture of 60% water and 40% of common salt.
[C]. Red blood cells, white blood cells and platelets are immersed in this liquid called plasma.
[D]. None of the above
Q5

Anjali is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Anjali wants to take help from you:

[A]. Red blood cells are red in colour due to presence of a red pigment called hemoglobin inside them.
[B]. Red blood cells carry oxygen from the lungs to all the cells of the body.
[C]. If there is deficiency of haemoglobin in the blood of a person, it becomes difficult to provide oxygen efficiency to all the cells of his body.
[D]. Pulmonary goitre, is a condition in which you lack enough healthy red blood cells to carry adequate oxygen to your body’s tissues




Q6

Consider the following statements and choose the correct one:

[A]. Platelets are the tiny fragments of special cells formed in the bone marrow.
[B]. Platelets help in the clotting of blood in a cut or wound.
[C]. If there were no platelets in the blood, then bleeding caused by a cut from an injury would not stop.
[D]. All the above.
Q7

In a tall tree, which force is responsible for pulling water and minerals from the soil?

[A]. Gravitational force
[B]. Transportation force
[C]. Suction force
[D]. Conduction force
Q8

Blood is pumped from the heart to the entire body by the:

[A]. Lungs
[B]. Ventricles
[C]. Atria
[D]. Nerves
Q9

Neelu is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. The blood carrying oxygen in it is called oxygenated blood
[B]. The blood having no oxygen in it is called deoxygenated blood
[C]. The deoxygenated blood however, carries carbon dioxide in it which is produced during respiration in the body cells.
[D]. None of the above
Q10

Read the following sentences carefully, and choose the incorrect one(s):

[A]. The heart is an organ which pumps blood to all the parts of our body
[B]. The heart lies between the two lungs and above the diaphragm.
[C]. The heart is made of special muscle called cardiac muscle but it is not solid muscle.
[D]. We have a heart which acts as single pump.



Q11

In a science quiz competition, Sonam is asked a question where she had to choose the statement which was/were incorrect?

[A]. Blood carries which product carbon dioxide from the body cells to the lungs for breathing out
[B]. Blood carries of waste product called urea from the liver to the kidneys for excretion in urine.
[C]. Oxygenated blood is bright red whereas deoxygenated blood is darker in color.
[D]. None of the above.
Q12

Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?

[A]. A sheath of tissue called “pericardium” protects the heart.
[B]. The left side of heart is completely separated from its right side by means of a partition wall called “septum” which is made of a thick muscle.
[C]. The left side of heart act as one pump which pumps oxygenated blood into the whole body except the lungs.
[D]. None of the above.
Q13

Read the following sentences carefully, and choose the correct one:

[A]. Blood vessels are a kind of tube or pipes which carry blood throughout the body.
[B]. The left side of heart has oxygen rich blood or oxygenated blood whereas the right side of heart has carbon dioxide rich blood or deoxygenated blood.
[C]. It is necessary to keep the oxygen rich blood separate so that it may supply good amount of oxygen to the body cells for respiration and release of energy.
[D]. All the above.
Q14

Bholi is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. The arteries are the blood vessels which carry blood from the heart to all the parts of the body.
[B]. The pulmonary artery carries deoxygenated blood from the right ventricle to the lungs.
[C]. The arteries lie just below our skin and hence they are easily seen.
[D]. None of the above
Q15

In the last year board examination,Nitin were asked a question where he had to choose the statement which was/were incorrect? Will you be able to answer this question?

[A]. The greenish blue lines which we see just below the skin on our hands and legs are the veins.
[B]. Arteries have valves in them which allow the blood in them to flow in one direction which is only towards the heart.
[C]. The pulmonary vein carries oxygenated blood or rich in oxygen from lungs back to the heart.
[D]. None of the above



Q16

What prevents the backflow of blood inside the heart during contraction?

[A]. Thick muscular walls of ventricles
[B]. Valves
[C]. Thin walls of atria
[D]. All of the above
Q17

In a science quiz competition, Payel are asked a question where she had to choose the statement which was/were incorrect?

[A]. Veins normally carry deoxygenated blood or rich in carbon dioxide from the body organs.
[B]. Capillaries are the extremely thin blood vessels which connects arteries to veins.
[C]. Pulmonary vein carries oxygenated blood or rich in oxygen from the lungs to the heart.
[D]. None of the above
Q18

Which of the following statement is or are correct?

[A]. Capillaries are always present in between arteries and veins in our body.
[B]. The capillaries have extremely thin walls which allow substance to pass from blood into the body cells.
[C]. The exchange of substance like food, CO2 etc., between the blood and the body cells take place through capillaries.
[D]. All the above
Q19

Naina is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Naina wants to take help from you:

[A]. The arteries have thin and elastic walls which have valve to flow the blood in one direction.
[B]. Pulmonary vein brings oxygenated blood from the lungs to the left atrium.
[C]. When blood passes through the capillaries of the lungs then oxygen from air enters into blood and we get oxygenated blood.
[D]. None of the above
Q20

Consider the following statements and choose the incorrect one:

[A]. One complete contraction and relaxation of heart is called a heartbeat.
[B]. The average heartbeat of an adult person while resting is 70 to 80 times per minute.
[C]. The number of heart beats increased too much during and after a physical exercise or when a person is excited.
[D]. A doctor listens to our heart beats with the help of an instrument called periscope.




Q21

In which of the following parts of human body are sweat glands absent?

[A]. Scalp
[B]. Armpit
[C]. Lips
[D]. Palms
Q22

Varun is writing some statements, choose the correct statement and help him:

[A]. Aquatic animals excrete cell waste in gaseous forms ammonia which directly dissolved in water.
[B]. A tissue is a group of similar cells which work together to perform a particular function.
[C]. Those tissues which transport water, minerals and food to different parts of plant, are called vascular tissue.
[D]. All the above.
Q23

Ankur appeared in class test but he confused to know the correct statement. Would you help him to know that?

[A]. The transport system in plants consists of long tubes or vessels called xylem and phloem.
[B]. The vascular tissue called “xylem” carries water and minerals dissolved in it from the roots upwards through the stem and branches up to the leaves.
[C]. The vascular tissue called “phloem” carries the food from the leaves to the all-other parts of the plant including roots.
[D]. All the above.
Q24

The filtering unit in the human excretory system is called:

[A]. Nephron
[B]. Neuron
[C]. Nephridia
[D]. Kidneyon
Q25

Which of the following helps in the upward movement of water and dissolved minerals from the roots to the leaves through the stem?

[A]. Transportation
[B]. Translocation
[C]. Tropic movement
[D]. Transpiration

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