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MCQs

Total Questions : 1277 | Page 5 of 128 pages
Question 41. On wound __________ fight foreign particles, like bacteria?
  1.    White Blood cells
  2.    Red Blood Cells
  3.    Platelets
  4.    Plasma
 Discuss Question
Answer: Option A. -> White Blood cells
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 42. Oxygen accounts for ____ % of totals human body mass?
  1.    65%
  2.    18%
  3.    10%
  4.    3%
 Discuss Question
Answer: Option A. -> 65%
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 43. The branch of biology which deals with the study of social behavior and communal life of human beings living in any environment is called ?
  1.    Environmental biology
  2.    Social biology
  3.    Human biology
  4.    Both b and c
 Discuss Question
Answer: Option B. -> Social biology
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 44. Sythetic insulin from pork was formed by which technique?
  1.    Biotechnology
  2.    Social biological techniques
  3.    Parasitology
  4.    Both a and c
 Discuss Question
Answer: Option A. -> Biotechnology
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 45. Blood is carried towards the heart by __________?
  1.    Arteries
  2.    Capillaries
  3.    Veins
  4.    none of these
 Discuss Question
Answer: Option C. -> Veins
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 46. Out of 92 naturally occurring chemical elements how many are considered as bio-elements?
  1.    6
  2.    16
  3.    26
  4.    15
 Discuss Question
Answer: Option B. -> 16
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 47. __________ is essential for the formation of hemoglobin.
  1.    Calcium
  2.    Iron
  3.    Water
  4.    Carbohydrates
 Discuss Question
Answer: Option B. -> Iron
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 48. ___________ are needed as a source of energy for the vital activities of the body?
  1.    Calcium
  2.    Iron
  3.    Water
  4.    Carbohydrates
 Discuss Question
Answer: Option D. -> Carbohydrates
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 49. Which one of them is a micro-molecule?
  1.    Polysaccharide
  2.    Protein
  3.    Hemoglobin
  4.    ATP
 Discuss Question
Answer: Option D. -> ATP
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 50. The atoms of different elements combine with each other through ionic or covalent bonding to produce compounds this stable form is called:
  1.    An organ
  2.    A molecule
  3.    Tissue
  4.    Both a and c
 Discuss Question
Answer: Option B. -> A molecule
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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