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ENVIRONMENTAL SCIENCE MCQs

Total Questions : 2671 | Page 5 of 268 pages
Question 41. Particulate pollutants are
  1.    are small solid particles and liquid droplets
  2.    liquid droplets in atmosphere
  3.    are small solid particles released into the atmosphere
  4.    all of these
 Discuss Question
Answer: Option A. -> are small solid particles and liquid droplets
Question 42. Harmful trace metals in fly ash:
  1.    antimony
  2.    cadmium
  3.    arsenic
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Question 43. Which of the following gases has role an important in maintaining atmospheric temperature?
  1.    Nitrogen
  2.    Oxygen
  3.    Argon
  4.    Carbon dioxide
 Discuss Question
Answer: Option D. -> Carbon dioxide
Question 44. The term Ecosystem was coined by
  1.    Odum
  2.    Clements
  3.    Arthur G Tansley
  4.    Elton
 Discuss Question
Answer: Option C. -> Arthur G Tansley
Question 45. _________ ecosystems are maintained artificially by man.
  1.    Man-made
  2.    Marine
  3.    Artificial
  4.    Brackish
 Discuss Question
Answer: Option A. -> Man-made
Question 46. Cement factory labourers are prone to
  1.    leukemia
  2.    bone marrow disease
  3.    asbestosis
  4.    cytosilicosis
 Discuss Question
Answer: Option D. -> cytosilicosis
Question 47. In India, tropical evergreen forests occur in
  1.    Himachal Pradesh
  2.    Madhya Pradesh
  3.    Assam
  4.    Tamil Nadu
 Discuss Question
Answer: Option C. -> Assam
Question 48. The state which constituted green bench
  1.    Kerala
  2.    Tamilnadu
  3.    Assam
  4.    Madhya Pradesh
 Discuss Question
Answer: Option B. -> Tamilnadu
Question 49. What is symbiosis?
  1.    Study of distribution of related species
  2.    Association between members of same species
  3.    Association between members of two species
  4.    None
 Discuss Question
Answer: Option C. -> Association between members of two species
Question 50. The one-horned Rhinoceros is now restricted to which state?
  1.    Maharashtra
  2.    Gujarat
  3.    Assam
  4.    Uttar Pradesh
 Discuss Question
Answer: Option C. -> Assam

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