Animal Physiology

JKPSC Assistant Professor (Zoology) · Zoology · 71 practice questions with answers and explanations: 9 Easy, 62 Medium, 0 Hard.

Sample questions

Sample Easy question 1

Counter-current multiplier in the kidney is formed by the:

  1. Loop of Henle
  2. Distal tubule
  3. Bowman's capsule
  4. Glomerulus
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Answer: A. It builds an osmotic gradient in the medulla.

Sample Easy question 2

The hormone antidiuretic hormone (ADH) acts on the:

  1. Bowman's capsule
  2. Glomerulus
  3. Collecting ducts
  4. Proximal tubule
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Answer: C. It inserts aquaporins and increases water reabsorption.

Sample Easy question 3

Which cells of the stomach secrete HCl?

  1. Chief cells
  2. Parietal (oxyntic) cells
  3. Goblet cells
  4. G cells
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Answer: B. Chief cells secrete pepsinogen.

Sample Medium question 4

Thermoregulation in mammals is controlled by the:

  1. Cerebellum
  2. Hypothalamus
  3. Pons
  4. Medulla
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Answer: B. It is the body's thermostat.

Sample Medium question 5

Hibernation is a state of:

  1. Migration
  2. Summer dormancy
  3. Winter dormancy
  4. Hyperactivity
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Answer: C. Bears and bats hibernate.

Sample Medium question 6

Aestivation is a state of:

  1. Winter dormancy
  2. Growth
  3. Summer dormancy
  4. Migration
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Answer: C. Lungfish aestivate.

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