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MCQs

Total Questions : 65 | Page 5 of 7 pages
Question 41. The process of Leaching is basically the removal of soluble salts.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 42. Algal cultivation does not require which of the following minerals and growth-promoting nutrients?
  1.    Phosphorus
  2.    Carbon
  3.    Minerals
  4.    Uranium
 Discuss Question
Answer: Option D. -> Uranium
Answer: (d).Uranium
Question 43. Which of the nutrient mixture is most suitable for almost all algae?
  1.    Membrane permeability rate
  2.    Walne medium
  3.    MacConkey agar
  4.    M9 medium
 Discuss Question
Answer: Option B. -> Walne medium
Answer: (b).Walne medium
Question 44. Xenobiotic is classified into endogenous and exogenous groups.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 45. Which of following foreign substances are chemical in nature and naturally found within an organism?
  1.    Xenobiotics
  2.    Bio-leaching
  3.    Bio-remediation
  4.    Bio-fortification
 Discuss Question
Answer: Option A. -> Xenobiotics
Answer: (a).Xenobiotics
Question 46. Which of the following organisms is not used in photo bioreactor?
  1.    Mosses
  2.    Microalgae
  3.    Purple bacteria
  4.    E. coli
 Discuss Question
Answer: Option D. -> E. coli
Answer: (d).E. coli
Question 47. What happens when the untreated water gets into the surface water which causes deterioration of water quality?
  1.    Volume
  2.    Biological characteristics
  3.    Temperature
  4.    Lipophilicity
 Discuss Question
Answer: Option B. -> Biological characteristics
Answer: (b).Biological characteristics
Question 48. Water parameters change after being used in various industries, which of the following parameters is not altered in the end?
  1.    Physical
  2.    Chemical
  3.    pH
  4.    Volume
 Discuss Question
Answer: Option D. -> Volume
Answer: (d).Volume
Question 49. The variety of life forms gets affected due to untreated waste water.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 50. Which of the following is not a result of the transformed primary productivity of water bodies?
  1.    Algal blooms
  2.    Adverse health effects
  3.    Reduction in water quality
  4.    Increase in water quality
 Discuss Question
Answer: Option D. -> Increase in water quality
Answer: (d).Increase in water quality

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