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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. Which of the following represents the most complex level?
2. Which creature is featured on the logo for International Year of Biodiversity 2010?
3. People all over the world have thought of innovative ideas for use of waste. One man in India, Nek Chand, has developed an exquisite artwork from garbage, a rock garden in this city.
4. 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
5. What is the primary source of food for marine life?
6. The green colour of the plant is called
7. What is not an advantage to the Aswan Dam?
8. In India, Tropical rain forest occurs in
9. Which sector is the largest emitter of greenhouse gases in India?
10. Due to advances in mechanization and the development of new strains of crops, food production and consequently human population has increased rapidly since the early 1800’s. This sudden increase in food productivity has been referred to as the
11. The Giant Panda is the official symbol of the WWF (World Wide Fund for Nature). In which country is this animal found?
12. An animal that only eats plants is called a
13. The process in which plants make their food
14. Pollution of big cities can be controlled to large extent by
15. India would phase out the production and consumption of the controlled ODS (ozone-depleting substances) within the time frame and limits specified in the
16. ………… is the least influential in determining the distribution of terrestrial biomes.
17. A series of organisms interrelated in their feeding habits, the smallest being fed upon by a larger one.
18. “Green house effect” with respect to global warming refers to
19. Following is the most widely discussed impact of climate change
20. Which one of the following pairs of organisms are exotic species introduced in India?
21. In a natural community, the primary consumers are
22. The term used for the conservation of ecosystems and natural habitats and the maintenance and recovery of viable populations of species in their natural surroundings is
23. Which hypothesis, concerning diversity on Earth, states that biodiversity and ecosystem function are not linked?
24. Which one among the following industries produces the most non-biodegradable wastes?
25. 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?

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