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MCQs

Total Questions : 1277 | Page 4 of 128 pages
Question 31. An educated guess is called:
  1.    Accumulated Data
  2.    Observation
  3.    Hypothesis
  4.    Conclusion
 Discuss Question
Answer: Option C. -> Hypothesis
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 32. Dolly, the sheep was a highly successful clone from a somatic cell, reported back in________?
  1.    1993
  2.    1994
  3.    1995
  4.    1996
 Discuss Question
Answer: Option D. -> 1996
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 33. People living in high altitudes (like mountains) usually have a _________?
  1.    smaller number of Red Blood Cells
  2.    larger number of Red Blood Cells
  3.    smaller number of White Blood Cells
  4.    larger number of White Blood Cells
 Discuss Question
Answer: Option B. -> larger number of Red Blood Cells
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 34. Crop rotation helps in______________?
  1.    Growth of pathogens
  2.    Soil Infertility
  3.    Slowing of crops growth
  4.    Eradication of disease
 Discuss Question
Answer: Option D. -> Eradication of disease
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 35. The average internal temperature of human body is __________?
  1.    35 oC
  2.    36 oC
  3.    37 oC
  4.    38 oC
 Discuss Question
Answer: Option C. -> 37 oC
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 36. Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.
  1.    Vitamin A
  2.    Vitamin C
  3.    Vitamin D
  4.    B complex
 Discuss Question
Answer: Option A. -> Vitamin A
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 37. Which character differentiates living things from non-living organisms?
  1.    They live in the same ecosystem
  2.    They are highly organized and complex made of one or more cells and contain genetic material
  3.    They are acted upon by the same environment
  4.    Both a and b
 Discuss Question
Answer: Option B. -> They are highly organized and complex made of one or more cells and contain genetic material
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 38. The study of fossils is called?
  1.    Environmental Biology
  2.    Historical biology
  3.    Palaeontology
  4.    Social biology
 Discuss Question
Answer: Option C. -> Palaeontology
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 39. About __________ of the body weight of a mammal is water ?
  1.    60%
  2.    65%
  3.    70%
  4.    75%
 Discuss Question
Answer: Option C. -> 70%
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 40. The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by ?
  1.    Molecular biologists
  2.    Microbiologists
  3.    Freshwater biologists
  4.    Social biologist
 Discuss Question
Answer: Option A. -> Molecular biologists
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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