Class 7 Science Biology Chapter 11 Test Paper Set-2 Pdf Download CBSE
Test Paper Of Class 7 Science Biology Chapter 11 Transportation in Animals and Plants
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Chapter 11 Test Paper (02)class-7-science-Chapter-11-Transpiration-In-Animal-And-Plants-02
Class 7 Science Biology Chapter 11 Transportation in Animals and Plants Test Paper Set-2 Text Form:-
SAMPLE PAPER (01)
CLASS: 7 MAX.MARKS :30
SUBJECT: SCIENCE (Bio) TIME: 1:30 HOUR
CH: 11 (Transportation in Animals and Plants)
I. All questions are compulsory.
II. This question paper contains 18 questions divided into three Sections:- A, B, and C.
III. Section A has 10 questions of 1 mark each. Section B has 4 questions of 2 mark each and Section C has 4 questions of 3 mark each.
(Section – A)
In Questions 1 to 10, there are four options, out of which one is correct. Write the correct answer.
1. Osmoregulation is control over the
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A. pH of the blood and other tissues
B. removal of nitrogen from the body
C. osmotic properties of cell membranes
D. concentrations of salt and water in the body
2. Water absorption through roots can be increased by keeping the plants.
(i) in the shade (ii) in dim light
(iii) under the fan (iv) covered with a polythene bag
3. Choose the correct answers from the following given.
Which of the following is not an excretory organ?
A. Spleen B. Kidney
C. Liver D. Lungs
4. Length of female urethra is :
A. 15 cm B. 10 cm
C. 4 cm D. 2 cm
5. The absorption of nutrients and exchange of respiratory gases between blood and tissues takes place in –
(a) veins (b) arteries
(c) heart (d) capillaries
6. Blood of which vessel in mammals carries least percentage of urea?
A. Renal vein B. Dorsal aorta
C. Renal artery D. Posterior vena cava
7. Which of the following is not an excretory organ of vertebrates?
A. Lungs B. Skin
C. Liver D. Hepatopancreas
8. 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
9.The wall of urinary bladder in humans shows a thick layer of smooth muscle called as,
A. Dartos B. Detrusor
C. Deltoid D. Depressor
10. The principal nitrogenous excretory compound in humans is synthesized.
A. In the liver, but eliminated mostly through kidneys.
B. In kidneys, but eliminated mostly through liver.
C. In kidneys as well as eliminated by kidneys.
D. In liver and also eliminated by the same through bile.
(Section – B)
11. Describe the function of the heart.
12. What will happen if there are no platelets in the blood?
13. Observe Figure: and answer the given questions:
(a) Name the instrument.
(b) Label the parts A, B and C.
14. (a) Name the only artery that carries carbon dioxide-rich blood.
(b) Why is it called an artery if it does not carry oxygen-rich blood?
(Section – C)
15. While learning to ride a bicycle Rohan lost his balance and fell. He got bruises on his knees and it started bleeding. However, the bleeding stopped after some time.
(a) Why did the bleeding stop?
(b) What would be the colour of the wounded area and why?
(c) Which type of blood cells are responsible for clotting of blood?
16. Draw a diagram of the human excretory system and label the various parts.
17. Match the parts of the heart in Column I with the direction of flow of blood in Column II.
Column I Column II
(i) Right ventricle (a) Pushes blood into the pulmonary artery. (ii) Pulmonary veins (b) Take deoxygenated blood from the
heart to lungs.
(iii) Left atrium (c) Receives blood from different parts of
(iv) Pulmonary arteries (d) Bring oxygenated blood from lungs to
(v) Left ventricle (e) Pushes blood into the aorta.
(vi) Right auricle (f) Receives deoxygenated blood from the
18. Fill in the blanks of the following paragraph using just two words – arteries and veins. ___(a)___ carry oxygen-rich blood from the heart to all parts of the body and ___ (b)___ carry carbon dioxide-rich blood from all parts of the body back to the heart. ___ (c)___ have thin walls and __ (d)___ have thick elastic walls. Blood flows at high pressure in ___ (e)____. Valves are present in __ (f) ___ which allow blood to flow only towards the heart. __ (g)___ divide into smaller vessels. These vessels further divide into extremely thin tubes called capillaries. The capillaries join up to form ____ (h)_____.