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ICSE CLASS 7 BIOLOGY SAMPLE PAPER - 1

ICSE Board

Class VII Biology

Paper – 1

   Time: 2 Hrs                                                                                                            Max. Marks:75

General Instructions:

  1. All questions are compulsory.

   2. Questions 1 to 15 carry one mark each.

   3. Questions in 2 A and B carry one mark each.

   4. Questions in 3 A carry one mark each and B carries 5 marks.

   5. Question 4 A and B carries 5 marks each.

   6. Questions in 5 A and B carry one mark each.

   7. Questions in 6A and B carry one mark each.

   8. Question 7 A and B carry five marks each.

 

Question 1

Choose the correct answer out of the four available choices given below each question.                              [15]

1. Which of the following body areas are used for skin prick test?

      (a) Hand

      (b) Forearm and back

      (c) Palm

      (d) Shoulder

2. Which of the following are not striated muscles?

      (a) Muscles of the arm

      (b) Muscles of the face

      (c) Muscles of the legs

      (d) Muscles of the urinary bladder

3. ________ are dense connective tissues containing only fibroblasts and collagen fibres.

      (a) Bones

      (b) Ligaments

      (c) Tendons

      (d) Cartilage

4. The fine branches given out from the cell body of a nerve cell are

      (a) Dendrites

      (b) Cyton

      (c) Axon

      (d) Neuron

5. Unicellular organisms with a proper nucleus belong to

      (a) Protista

      (b) Monera

      (c) Fungi

      (d) Algae

6. Which of the following is not an arthropod?

      (a) Prawn

      (b) Butterfly

      (c) Earthworm

      (d) Spider

7. Stomata are present on the surface of

      (a) Leaves

      (b) Roots

      (c) Stem

      (d) Flower

8. Which of the following constitutes an organ?

      (a) Tissues

      (b) Organism

      (c) Organ System

      (d) None of the above

9. Which of the following are not striated muscles?

      (a) Muscles of the arm

      (b) Muscles of the face

      (c) Muscles of the legs

      (d) Muscles of the urinary bladder

10. _________ are dense connective tissues containing only fibroblasts and collagen fibers.

      (a) Bones

      (b) Ligaments

      (c) Tendons

      (d) Cartilage

11. The fine branches given out from the cell body of a nerve cell are

      (a) Dendrites

      (b) Cyton

      (c) Axon

      (d) Neuron

12. Unicellular organisms with a proper nucleus belong to

      (a) Protista

      (b) Monera

      (c) Fungi

      (d) Algae

13. Which of the following is not an arthropod?

      (a) Prawn

      (b) Butterfly

      (c) Earthworm

      (d) Spider

14. Stomata are present on the surface of

      (a) Leaves

      (b) Roots

      (c) Stem

      (d) Flower

15. Which of the following constitutes an organ?

      (a) Tissues

      (b) Organism

      (c) Organ System

      (d) None of the above

Question 2

A. Name the following.                                                                                                                                                 [5]

1. Tissue that transports water and minerals in plants.

2. Network of hyphae in fungi.

3. Muscles found only in the heart.

4. Another name for the brain box.

5. Substances that cause allergies.

B. Fill in the blanks.                                                                                                                                                       [5]

1. The basophils release an inflammatory chemical called ______ during an allergic reaction.

2. _______ transmit messages towards the cell body.

3. In a mitochondrion, _________ on the inner membrane serve to increase the surface area

     for the formation of ATP.

4. __________ are called amphibians of plant kingdom.

5. The body is said to have ________ symmetry if it can be divided into two identical halves

along any plane.

Question 3

A. Match the following.                                                                                                                                                [5]

Column A

Column B

1.Sponge

a.Monocot

2.Maize

b.Corpuscles

3.Paramoecium

c.Powerhouse of the cell

4.Blood

d.Porifera

5.Mitochondria

e.Protista

B. Observe the given diagram and answer the following questions:                                                                   [5]

      a) Why leaf is covered with black paper strip?

      b) What is the aim of this experiment?

      c) Is destarching of plant necessary before performing this experiment? Why?

Question 4

A.                                                                                                                                                                                      [5]

      a) Classify the following plants as monocots and dicots Rice, Pea, Grass, Brinjal.

      b) State any three points of differences between monocots and dicots.

B. Complete the following table.                                                                                                                                [5]

Class

Aves

Mammalia

Body covering



Reproduction



Examples



Question 5

   A. State one point of difference between the following on the basis of what is given in the

      brackets.                                                                                                                                                                   [5]

      1. Striated muscles and unstriated muscles (control)

      2. Xylem and phloem (direction of transport)

      3. Molluscs and echinoderms (movement)

      4. Aerobic respiration and anaerobic respiration (amount of energy released)

      5. Cocci and bacilli (shape)

  B. Find the odd one out.                                                                                                                                            [5]

      1. Lungs, Bronchi, Trachea, Kidneys

      2. Annelida, Arthropoda, Reptilia, Nematoda

      3. Euglena, Spirogyra, Amoeba, Chlorella

      4. Pituitary, Thyroid, Adrenal, Spinal cord

      5. Penguin, Ostrich, Vulture, Kiwi

Question 6

   A. Explain movement in Amoeba and Paramoecium.                                                                                         [5]

   B. Define the following.                                                                                                                                             [5]

      1. Classification

      2. Binary fission

      3. Vertebrates

      4. Photosynthesis

      5. Sensory nerve

Question 7

  A. Answer the following.

       1. What are the symptoms of food allergy?                                                                                                      [2]

      2. In which phylum is liver fluke placed? Why?                                                                                                  [3]

  B. Answer the following.

      1. What are the main functions of cerebellum?                                                                                                 [2]

      2. Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reasons.                                                                                                                                                                         [3]

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