Environment & Biodiversity MCQs

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

41. Sulfur hexafluoride is used in which of the following industries?
1) Magnesium processing
2) Semiconductor manufacturing
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2

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42. Arrange the following events associated with Sea level rise in correct chronological sequence:
1) Combustion of Fossil Fuels
2) Global Warming
3) Sea level rise
4) Melting of Glaciers
5) Increase in Green house Gasses 
Select the correct option from the codes given below:
[A] 1, 2, 3, 4, 5
[B] 1, 2, 5, 3, 4
[C] 1, 5, 2, 4, 3
[D] 5, 1, 2, 4, 3

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43. Which of the following provides information about the level of harm by a hazard?
1) Magnitude of the hazard
2) Frequency of the hazard
3) Intensity at the impact point
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2 & 3
[C] Only 1 & 2
[D] 1, 2, & 3

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44. Which of the following stages are comprised in 2006 Amendment to Environment Impact Assessment cycle?
1. Screening
2. Scoping
3. Public hearing
4. Appraisal
Select the correct option from the codes given below:
[A] Only 1, 3 & 3
[B] Only 2, 3 & 4
[C] Only 1, 3 & 4
[D] 1, 2, 3 & 4

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45. Which of the following statements are correct regarding Environmental Supplemental Plan?
1. It refers to an environmentally beneficial project or activity twhich is not required by law.
2. An alleged violator of Environmental Impact Assessment Notification, 2006 agrees to undertake an environmentally beneficial project as part of the process of environmental clearance.
Select the correct option from the codes given below:
[A] Only 1
[B] Only 2
[C] Both 1 & 2
[D] Neither 1 & 2

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46. Which of the following is the intentional release or dissemination of biological agents?
[A] Bioleaching
[B] Genetic erosion
[C] Bioterrorism
[D] None of the above

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47. The sum of genes in a population is called ____:
[A] Phenotype
[B] Karyotype
[C] Genotype
[D] Gene pool

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48. The accumulation of nondegradable chemicals progressively at each trophic level is called ____:
[A] Biological magnification
[B] Residue magnification
[C] Chemical magnification
[D] None of the above

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49. Which of the following gas leaked in the Bhopal Gas tragedy in December 1984?
[A] Methyl isocyanate
[B] Methyl isochlorate
[C] Methyl phosphate
[D] Methyl isopropate

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50. Which of the following Colour coded weather alert is issued by IMD when there is a chance of more than 20 cm rainfall in 24 hours?
[A] Green
[B] Orange
[C] Red
[D] Yellow

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