Sets
Biology Set 9
30 questions 1. Thylakoids arranged in stacks like piles of coins are called:
2. Which of the following is a source of iron?
3. In yeast, pyruvate is converted into ethanol and carbon dioxide during:
4. The food prepared in the leaves is transported to all parts of the plant through the:
5. Food chains generally consist of only three or four steps mainly because of:
6. Consider the following pairs:
(I) Snails – Sex determined by temperature
(II) A few reptiles – Sex determined by temperature of eggs
(III) Human beings – Sex largely genetically determined
Which of the pairs given above is/are correctly matched?
7. Which of the following statements is/are correct?
8. Mitochondria are the sites of:
9. During the day, when the stomata are open, the major driving force in the movement of water in the xylem is:
10. Diseases that persist for more than ______ are referred to as chronic diseases.
11. One kilogram of sponge can filter up to how many litres of sea water per day?
12. Consider the following pairs:
(I) Gonorrhoea – Bacterial infection
(II) Syphilis – Bacterial infection
(III) HIV-AIDS – Viral infection
Which of the pairs given above is/are correctly matched?
13. Consider the following statements:
(I) The large intestine contains bacteria that help in digestion.
(II) Fibre-rich foods help the large intestine function properly by making the stool easier to pass.
(III) The large intestine is called large because it is longer than the small intestine.
Which of the above is/are correct?
14. Which blood group has both A and B antigens on RBCs and no antibodies in plasma?
15. Ascariasis is caused by:
16. Consider the following pairs:
(I) Hydra – Cnidaria
(II) Earthworm – Annelida
(III) Starfish – Mollusca
Which of the pairs given above is/are correctly matched?
17. The floating grasslands called phumdis are located in:
18. Consider the following statements about scientific names:
(I) The genus name begins with a capital letter.
(II) The species name begins with a capital letter.
(III) Scientific names are written in italics when printed.
Which of the above is/are correct?
19. Which of the following is NOT a part of the endomembrane system?
20. Satellite images can help detect which of the following?
(I) Ocean temperature
(II) Oil spills
(III) Wind direction
Select the correct answer: