1. Eutrophication of lakes is a consequential effect of the accumulation of

2. With which one of the following is the term ‘Maitri’ associated?

3. Storage of energy in an ecosystem is shown by the amount of living material present in both plants and animals. This is called

4. In the context of CO2 emission and Global Warming, what is the name of a market driven device under the UNFCCC that allows developing countries to get funds/incentives from the developed countries to adopt, better technologies that reduce greenhouse gas emissions?

5. The state of inactivity adopted by desert animals during the hottest and driest season is known as

6. The wave length of electromagnetic wave of the spectrum is expressed in the unit

7. Match List-I (Major Biome) with List- II (Physical Characteristic) and select the correct answer using the code given below the lists: List-I List-II
A. The Northernmost of the temperate formations (i.e., continuous belt across North America and Northern Eurasia)
1. Foristically poor
B. Arctic Tundra Vegetation
2. Boreal Forest
C. Marine 3. Pelagic division
D. The terrestrial biomes of the tropics
4. Savanna woodland Codes A B C D

8. Consider the following which can be found in the ambient atmosphere:
1. Soot
2. Sulphur hexafluoride
3. Water vapour Which of the above contribute to the warming up of the atmosphere?

9. Assertion (A) : The habitat of Date Palms is warm deserts with little or no rainfall. Reason (R) : Date Palm is a tree of waterless desert. Codes

10. Among the following environmental pollutants which one leads to the occurrence of acid rain?

11. Consider the following statements: Majuli, the largest river island in the world is environmentally degraded due to
1. floods 2. erosion
3. increasing population pressure
4. development of transport activities Which of the above statements are correct?

12. Match List-I (Environmental Degradation) with List-II (Constituent Causing Degradation) and select the correct answer using the code given below the lists: List-I List-II A.Acid rain 1. Nitrogen
B. Automobile smoke
2. Carbon dioxide
C. Ozone Depletion
3. Nitrogen oxide D.Global warming4. Oxide of sulphur
5. Clorofluorocarbon Codes A B C D

13. With reference to a fresh water lake, consider the following characteristics:
1. Richness in nutrients
2. Rapid turnover of phytoplankton
3. Depletion of dissolved oxygen Which of the above is/are observed in a lake after its eutrophication?

14. Assertion (A) : After carbon, nitrogen is the most abundant element in the biosphere. Reason (R) : Nitrogen is essential for synthesizing the living matter in nature. Codes

15. Which one of the following is not required for the formation of photochemical smog?

16. Due to their extensive rice cultivation, some regions may be contributing to global warming. To what possible reason/reasons is this attributable?
1. The anaerobic conditions associated with rice cultivation cause the emission of methane.
2. When nitrogen based fertilizers are used, nitrous oxide is emitted from the cultivated soil. Which of the statements given above is/are correct?

17. Which one the following terms describes not only the physical space occupied by an organism, but also its functional role in the community of organisms?

18. Among the following climatic factors, which one has the least effect upon terrestrial ecosystem?

19. Among the following greenhouse gases, the emission of which one of the following is entirely anthropogenic?

20. The flow of energy

21. The Minamata incident, an example for environmental degradation, is due to which one of the following?

22. The concept of carbon credit originated from which one of the following?

23. Match List-I (Ecosystem) with List-II (Vegetation type) select the correct answer using the codes given below the lists: List-I List-II A.Tropical grassland 1. Selvas
B. Temperate forests 2. Taiga C.Tropical forests 3. Savanna D.Temperate grassland 4. Pampas Codes A B C D

24. The first research project programme which focused on the EI Nino-Southern Oscillation and its predictability was called

25. What is eutrophication?