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ENVIRONMENTAL SCIENCE MCQs

Total Questions : 2671 | Page 4 of 268 pages
Question 31. Pencillium does not swallow the growth of bacterium Staphylococcus. This sort of relationship is called
  1.    commensalism
  2.    predation
  3.    amensalism
  4.    mutualism
 Discuss Question
Answer: Option C. -> amensalism
Question 32. The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere:
  1.    Barograph
  2.    Radiosonde
  3.    Aneroid barometer
  4.    Altimeter
 Discuss Question
Answer: Option B. -> Radiosonde
Question 33. The Salim Ali Bird sanctuary is located at
  1.    Pondicherry,
  2.    Thattekad,
  3.    Anakkatti
  4.    Kalakkad
 Discuss Question
Answer: Option B. -> Thattekad,
Question 34. The species that flower are called
  1.    gymnosperms
  2.    bryophytes
  3.    angiosperms
  4.    algae
 Discuss Question
Answer: Option C. -> angiosperms
Question 35. Basidiospores are considered to be a major source of
  1.    airborne allergens
  2.    water borne allergens
  3.    animal faeces
  4.    bioweapon
 Discuss Question
Answer: Option A. -> airborne allergens
Question 36. An example of an abiotic component
  1.    Plants
  2.    Soil
  3.    Animals
  4.    Bacteria
 Discuss Question
Answer: Option B. -> Soil
Question 37. Pollutants that are introduced into the environment by human activity are called as
  1.    qualitative pollutants
  2.    quantitative pollutants
  3.    anthropogenic pollutants
  4.    all of these
 Discuss Question
Answer: Option C. -> anthropogenic pollutants
Question 38. When clouds are viewed near the horizon, the individual cloud elements usually:
  1.    Appear closer together than is actually the case
  2.    Appear farther apart than is actually the case
  3.    Appear lighter in color than is actually the case
  4.    Appear to have more vertical development than is actually the case
 Discuss Question
Answer: Option A. -> Appear closer together than is actually the case
Question 39. Which sea is referred to as an oceanic desert?
  1.    Red Sea
  2.    Sargasso Sea
  3.    Arabian Sea
  4.    Sea of Japan
 Discuss Question
Answer: Option B. -> Sargasso Sea
Question 40. At night, low clouds:
  1.    Enhance the atmospheric greenhouse effect
  2.    Weaken the atmospheric greenhouse effect
  3.    Are often caused by the atmospheric greenhouse effect
  4.    Have no effect on the atmospheric greenhouse effect
 Discuss Question
Answer: Option A. -> Enhance the atmospheric greenhouse effect

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