Environment  Bio Diversity

31. World wildlife week is celebrated on?

3rd week of October 1st Week of October 3rd week of December 1st Week of December
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32. Viable material of endangered species can be preserved by?

World conservation union Gene Bank MAB CITES
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33. Main responsibility of extinction of wildlife species?
A. pollution of air and water
B. Hunting of flesh
C. Destruction of habitat
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A and B only B and C only A and B only A,B and C
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34. absorption is a technique used for what purpose?
A. It is used for controlling gaseous pollutant
B. These pollutant are brought into contact with liquid such as matter
C. It may either be solvent or capture it through the chemical reaction
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A and B only B and C only None A,B and C
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35. What is mean by Estuary?
A. Estuary is a place where the river or stream fresh water meets with ocean water
B. It provides the conducive conditions for development of different species
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A only B only Both A and B Neither A nor B
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36. Which of the following statement is true according to coral Bleaching?

Is caused by climate change. Increase in surface temperature of ocean due to climate change is increasing the decline of Zooxanthellae. Both A and B. None of the above
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37. Relative contributions of CO2, CH4, CFCs and N2O?

CO2 – 60%, CH4 – 20%, CFCs - 14% and N2O – 6% CO2 – 70%, CH4 – 10%, CFCs - 14% and N2O – 6% CO2 – 65%, CH4 – 15%, CFCs - 14% and N2O – 6% CO2 – 60%, CH4 – 24%, CFCs - 10% and N2O – 6%
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38. Why Western Ghats – Sri Lanka and Indo-Burma region is recognized as hotspots of biodiversity?
A. species richness
B. endemism
C. Threat perception
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A and B only B and C only None A,B and C
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39. Which of the following is true about Indian wild Ass?
A. A sandy & saline area is the natural habitat of Indian animal species
B. The animal has no predators in that but the existence is threatened due to destruction of its habitat.
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A only B only Both A and B Neither A nor B
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40. Why Himalayan range is rich in species diversity?

It is a confluence of different bio-geographical Zones It is a confluence of different ecosystems It is a confluence of Ecotone None o f the above
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