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ENVIRONMENTAL SCIENCE MCQs

Total Questions : 2671 | Page 40 of 268 pages
Question 391. Thorn-forests are found in the _______ regions.
  1.    semi-arid
  2.    high rain fall areas
  3.    low temperature
  4.    frozen areas
 Discuss Question
Answer: Option A. -> semi-arid
Question 392. Green plants are absent in deep sea. Why?
  1.    Light is absent
  2.    High pressure
  3.    Low temperature
  4.    Great depth
 Discuss Question
Answer: Option A. -> Light is absent
Question 393. Euro II standard refers to _________
  1.    Lowering sulfur content in fuel
  2.    Increasing sulfur content in fuel
  3.    Lowering carbon content in fuel
  4.    increasing carbon content in fuel
 Discuss Question
Answer: Option C. -> Lowering carbon content in fuel
Question 394. As the difference between the air temperature and the dew point increases, the relative humidity:
  1.    Increases
  2.    Decreases
  3.    Remains constant at a value less than 100%
  4.    Remains constant and equal to 100%
 Discuss Question
Answer: Option B. -> Decreases
Question 395. Biodiversity
  1.    Increases towards the equator
  2.    Decreases towards the equator
  3.    Remains same throughout the planet
  4.    Has no effect on change in latitude
 Discuss Question
Answer: Option A. -> Increases towards the equator
Question 396. Herpetology is a branch of Science which deals with
  1.    Aves
  2.    Mammals
  3.    Reptiles
  4.    Fishes
 Discuss Question
Answer: Option C. -> Reptiles
Question 397. The amount of oil that may become available for use is called oil
  1.    Reserves
  2.    Reservoirs
  3.    Resources
  4.    Traps
 Discuss Question
Answer: Option C. -> Resources
Question 398. What is the name of the action plan for sustainable development in the Twenty first century framed in the Rio Declaration on Environment & Development (1992)?
  1.    Action 21
  2.    Agenda 21
  3.    Rio 21
  4.    Declaration 21
 Discuss Question
Answer: Option B. -> Agenda 21
Question 399. ________ is diffused into the ground by gravitational force.
  1.    Rain water
  2.    Ocean
  3.    River water
  4.    None of the above
 Discuss Question
Answer: Option A. -> Rain water
Question 400. What is lotic habitat?
  1.    Standing or still water habitat
  2.    Marine habitat
  3.    Running water habitat
  4.    Stagnant water
 Discuss Question
Answer: Option C. -> Running water habitat

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