Environment & Biodiversity MCQs

Environment, Ecology & Biodiversity Multiple choice questions for GK paper in SSC, NDA, CDS, UPSC, UPPSC and State PSC Examinations.

41. Which of the following organization is the apex authority of disaster management in India?
[A] CDMA
[B] NDMA
[C] INDR
[D] None of the above

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42. Which of the following are micro-organisms that can live within the pore interstices of sedimentary and even igneous rocks to depths of several kilometers?
[A] Lithotroph
[B] Hemotrophs
[C] Lithophiles
[D] Phototrophs

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43. Which of the following statements are correct regrading Gene banks?
1. Gene banks are established to protect genetic material, be it plant or animal.
2. In plants, genetic material can be saved by freezing cuts from the plant, or stocking the seeds.
3. In animals, genetic material can be saved by freezing of sperm and eggs in zoological freezers until
further need.
Select the correct option from the code given below:
[A] Only 1 & 2
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3

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44. Which of the following gas is most harmful for ozone layer?
[A] Carbon dioxide
[B] Chlorofluro-carbon
[C] Nitrogen oxide
[D] Sulphur dioxide

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45. Cellulose fibers are organic pollutant mainly produced by which Industry/ Industries?

I. Mining Industry
II. Soap and detergent Industry
III. Paper and Pulp Industry

[A] Only I
[B] Only II
[C] Only III
[D] Both II and III

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46. Spraying of DDT on crops causes pollution of _____:
[A] Air & Water
[B] Air & Soil
[C] Crops & Air
[D] Soil & Water

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47. Green manure is obtained from _____:
[A] Oil seed husk cakes
[B] Decomposing green legume plants
[C] Domestic vegetable waste
[D] Fresh animal excreta

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48. The Tamil Nadu coast gets a large portion of its total rain during _____:
[A] March to June
[B] June to September
[C] November to February
[D] October to November

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49. Which of the following is regarded as the world’s largest sand island?
[A] K’gari (Fraser Island)
[B] Great Barrier Island
[C] North Stradbroke Island
[D] Moreton Island

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50. The world heritage site “Atlantic Forest South-East Reserves” is located in which country?
[A] Brazil
[B] Argentina
[C] Colombia
[D] Peru

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