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MCQs

Total Questions : 498 | Page 3 of 50 pages
Question 21. Mysid shrimp become hyperactive, after being interacted with the
  1.    weeds
  2.    pesticide chlorpyrifos
  3.    DDT
  4.    Herbicides
 Discuss Question
Answer: Option B. -> pesticide chlorpyrifos
Answer: (b).pesticide chlorpyrifos
Question 22. Salmon changes its temperature preference, ranges from 19.1 °C to 23.4 °C, due to presences of
  1.    DDT
  2.    Insects
  3.    Plants
  4.    Animals
 Discuss Question
Answer: Option A. -> DDT
Answer: (a).DDT
Question 23. Metallothioneins consists of 25% of their amino acids of
  1.    Cytochrome
  2.    The bearing cysteine
  3.    Xenobiotics
  4.    endogenous substances
 Discuss Question
Answer: Option B. -> The bearing cysteine
Answer: (b).The bearing cysteine
Question 24. Biomarkers responded rapidly in presence of
  1.    Water
  2.    Animals
  3.    Pollutants
  4.    sea creature
 Discuss Question
Answer: Option C. -> Pollutants
Answer: (c).Pollutants
Question 25. Effect marker measures direct consequences of
  1.    Microorganism
  2.    Animals
  3.    Plants
  4.    All of above
 Discuss Question
Answer: Option D. -> All of above
Answer: (d).All of above
Question 26. Instruments used in deep sea mining are hydraulic pumps and
  1.    Wires
  2.    Tools
  3.    Sows
  4.    Backets
 Discuss Question
Answer: Option D. -> Backets
Answer: (d).Backets
Question 27. Deposits of sulfides and precious metals, usually found near the
  1.    Hydrothermal vents
  2.    Sea
  3.    Coastal Areas
  4.    Hilly Areas
 Discuss Question
Answer: Option A. -> Hydrothermal vents
Answer: (a).Hydrothermal vents
Question 28. Deep sea mining occurs at about
  1.    5400 to 3700m
  2.    1400 to 3700m
  3.    2400 to 3700m
  4.    9400 to 3700m
 Discuss Question
Answer: Option B. -> 1400 to 3700m
Answer: (b).1400 to 3700m
Question 29. Surface plume, affecting light penetration near the
  1.    Atmosphere
  2.    Lands
  3.    Ocean Surface
  4.    Biosphere
 Discuss Question
Answer: Option C. -> Ocean Surface
Answer: (c).Ocean Surface
Question 30. Pollution is a kind of contamination in ecosystem, having a harmful impact on
  1.    Organisms
  2.    Soil
  3.    Atmosphere
  4.    land
 Discuss Question
Answer: Option A. -> Organisms
Answer: (a).Organisms

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