Sets
Biology Set 4
30 questions 1. The waxy layer of cutin covering epidermal cells is called the:
2. The exchange of gases in the lungs takes place in the:
3. Saliva is secreted by the:
4. If the Earth were the size of an apple, the crust would be as thin as the apple's:
5. Which of the following planets are relatively small and rocky?
6. Consider the following statements about inhalation:
(I) The ribs move up and outwards.
(II) The diaphragm moves downwards.
(III) The space inside the chest decreases.
Which of the above is/are correct?
7. In Rhizopus, spores are protected until they reach a moist surface by:
8. The fluid mosaic model of the plasma membrane was proposed by:
9. Consider the following pairs:
(I) Hydrosphere – water
(II) Geosphere – solid parts such as rocks, soils and minerals
(III) Biosphere – gases of the air
Which of the pairs given above is/are correctly matched?
10. Which of the following is a non-renewable resource?
11. A genetically regulated and organised process of selective cell destruction is called:
12. The atmosphere of Venus is almost entirely made up of:
13. Micrographia was published in the year:
14. Consider the following statements:
(I) All children inherit an X chromosome from their mother.
(II) A child who inherits Y from the father is a girl.
(III) Half the children are expected to be boys and half girls.
Which of the above is/are correct?
15. The rate of breathing in aquatic organisms is faster than in terrestrial organisms because the amount of dissolved oxygen in water is comparatively:
16. Which of the following is NOT a component of xylem?
17. The correct sequence of levels of organisation in a living organism is:
18. Animals such as frogs that can live both in water and on land are called:
19. The two subunits of eukaryotic 80S ribosomes are:
20. Energy-giving foods are: