Online MCQs Test – Man and His Environment – Biology 10th

1. The decomposed dead animals and plants called:

2. A bird that gets its energy and food when it eats grasshopper or caterpillar is:

3. Conversion of atmospheric free nitrogen gas into nitrates called:

4. An area where community interacts with non-living environment is called:

5. The amount of solid waste or concentration of gases other than oxygen increase in the atmosphere is called:

6. The main contributors of acid rain are:

7. Which of the following greenhouse gases is present in very high quantities?

8. The transfer of food material from producers through some organisms with repeated eating and being eaten is called:

9. The group of populations that lives in a particular area of habitat and interacts with each other is called:

10. The life-sustaining envelop of the earth is:

11. Any biological region recognized by its climate or vegetation is called:

12. They are the primary source of energy for other organisms.

13. Burning of fossil fuels results in:

14. Bacteria and fungi are:

15. Graphic presentation of members of the population in an area at different trophic levels is called

16. The association between two different types of organisms which get benefit to each other, cannot live without each other is called:

17. Process where the nitrogenous compound of living organism convert into nitrates is called:

18. The group of organisms that belongs to the same species live in a particular area called:

19. All the life on the earth is based on:

20. Respiration consumes it for the combustion of food for release of energy.