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 Multiple Choice QuestionsMultiple Choice Questions

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11.

Angiotensinogen is a protein produced and secreted by

  • macula densa cells

  • endothelial cells (cells lining the blood vessels)

  • liver cells

  • liver cells

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12.

Blood leaving liver and going towards heart is rich in

  • bile

  • urea

  • ammonia

  • oxygen


13.

Major nitrogenous waste product in ureotelic animals like rabbit and other mammals is

  • uric acid

  •  urea

  •  ammonia

  • amino acids


14.

Bowman's capsule is found in :

  • glomerulus

  • uriniferous tubule

  • nephron

  • malpighian capsule


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15.

Cells present in the inner lining of kidneys are :

  • podocytes

  • choanocytes

  • pinocytes

  • nephrocyte


16.

Urine is concentrated in

  • kidney

  • deamination

  • arginine

  •  Omithine


17.

Average pH of human urine is :

  • 6.0

  • 9.0

  • 3.0

  • 7.0


18.

Bowman's capsule is found in

  • glomerulus

  •  uriniferous tubule

  • nephron

  •  Malpighian capsule


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19.

Which leaves the liver and moves towards kidney

  • Ammonia

  • Urea

  • Glycogen

  • Bile


20.

Which one of the following statements is correct with respect to salt water balance inside the body of living organisms?

  • when water is not available camels do not produce urine but store urea in tissues.

  • Salmon fish excretes lot of stored salt through gill membrane when in fresh water

  • Paramecium discharges concentrated salt solution by contractile vacuoles

  • The body fluids of fresh water animals are generally hypotonic to surrounding water


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