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 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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42. At which of the following districts Aghnashini estuary is located?

[A] Tumakuru
[B] Uttara Kannada
[C] Yadgir
[D] Mandya

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43. What was the main aim of Basel Convention?
[A] Bio-diversity Conservation
[B] Global Warming
[C] Protection of Ozone layer
[D] Climate Change

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44. Human Environment Conference 1972 was held at ____:
[A] Paris
[B] Geneva
[C] Australia
[D] Stockholm

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45. The five key indicators of global climate change of our planet are ____:
[A] Antarctic Sea ice, Oxygen, Rainfall, Drought and Sea level
[B] Sea-level, Rising temperatures, Rainfall, Nitrogen and Arctic Sea ice
[C] Arctic Sea ice, Carbon dioxide, Global Temperature, Sea level and Land ice
[D] None of the above

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46. Which of the following is the treatment of water pollution?
[A] Bag house filter
[B] Reverse Osmosis
[C] Windrow composting
[D] Venturi scrubber

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47. Addition excessive amounts of heat to a lake is referred to as _____:
[A] Thermal pollution
[B] Heat Bloom
[C] Green House effect
[D] Refrigeration effect

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48. Which country is separated from India by a narrow channel of sea formed by Palk Strait and the Gulf of Mannar?
[A] Sri Lanka
[B] Bangladesh
[C] Pakistan
[D] Myanmar

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49. The term ‘Ecological sanitation’ is associated with:
[A] Plastic Waste
[B] Human excreta
[C] Air Pollution
[D] Vultures

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50. To which of the following is Goldman Award related?
[A] Environment
[B] Scientific research
[C] Medical science
[D] Agricultural science

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