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 is/are the sources of Black carbon?
1) Biomass burning,
2) Cooking with solid fuels, and
3) Diesel exhaust
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2 & 3
[C] Only 1 & 3
[D] 1, 2 & 3

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42. Mount Etna volcano is present at which of the following places?
[A] Japan
[B] Italy
[C] India
[D] Iran

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43. 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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44. Which of the following is a cryogenic storage facility used to archive biological samples for use in research and experiments?
[A] Gene banks
[B] Biobank
[C] Carbon credit
[D] Biocapacity

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45. In how many states do Central Government run the Namami Gange mission?
[A] 2
[B] 3
[C] 4
[D] 5

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46. Which of the following three ‘R’s are regarded as environment friendly?
[A] Reduce, Reuse, Recycle
[B] Read, Register, Recall
[C] Reduce, Rebuild, Restrict
[D] Random, Reduce, Recall

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47. Which is used as an Air pollution indicator?
[A] Algae
[B] Fungi
[C] Bacteria
[D] Lichens

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48. The primary producer in an ecosystem are ____:
[A] Women
[B] Men
[C] Plants
[D] Bacteria

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49. Which of the following is a biotic component of environment?
[A] Energy
[B] Radiation
[C] Water
[D] Green plant

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50. Which one of the following terms describes not only the physical space occupied by an organism, but also its functional role in the community of organisms?
[A] Eco-niche
[B] Ecosystem
[C] Ecozone
[D] Habitat

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