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CTET Prep: Science Questions - Biology - Ecology and Environment
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CTET Prep: Science Questions - Biology - Ecology and Environment
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25 Questions

1. Evergreen forests in India house the most diverse species of plants and animals in the country and have two of the biodiversity hotspots of the world. Which of the following is not a region of evergreen forests in India?
2. Bacteria and fungi act as ………… within an ecosystem.
3. Which of the following is correctly matched pair of an endangered animal and a national park?
4. The concept of ‘carbon credit’ originated from which one of the following?
5. In India, Tropical rain forest occurs in
6. ………… is the least influential in determining the distribution of terrestrial biomes.
7. The state’s and citizen’s responsibilities for environmental protection is enshrined in the Constitution of India in the following two articles
8. Environmental friendliness of a vehicle could be measured by the amount of pollutants it emits per passenger per kilometre travelled. Rate the environmental friendliness (1 = best & 4 = worst) of the following vehicles as per this criterion : car : scooter : bus : bicycle
9. The green colour of plants is produced from organelles called
10. Insectivorous plant generally grow in soil which is deficient in
11. Bhopal gas tragedy struck in the year 1984 due to the leakage of the following gas
12. A study of a meadow ecosystem revealed the following tropic relationships : sweet clover — grasshoppers — toads — snakes. The primary producer (s) in the meadow is (are) …………
13. Which of the following pairs of an animal and a plant represents endangered organisms in India?
14. Which percentage of the world‘s population is still dependent upon “home-made” remedies produced from herbs and plants?
15. What is not an indirect service of the world’s ecosystems?
16. Which one of the following pairs of organisms are exotic species introduced in India?
17. How many species are under threat in mainland France?
18. In white tail deer populations in Michigan, individuals most often show a ………… pattern of dispersion.
19. Which one of the following is not included under in-situ conservation?
20. All the populations of different species that occupy and are adapted to a given area, are referred to as a(n)
21. Which one among the following groups of items contains only biodegradable items?
22. The natural environment refers to
23. The Gir forest was declared a protected area to ensure the safety of this animal and to protect its last habitat. This forest in Gujarat is famous for
24. Which of the following animals is protected in Kaziranga Sanctuary of Assam?
25. An organism’s “trophic” level refers to