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GATE 2024 XH5 (Psychology) – Question 50

Biological and Evolutionary Basis of Behaviour · Biological Basis of Motivation, Emotion and Memory: Hunger, thirst, sleep, sex, the limbic system · 2 marks · Multiple select

Which of the following hormones do/does not increase hunger?

  1. Leptin
  2. Insulin
  3. Ghrelin
  4. Melanocortin

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Correct answer: (A) Leptin; (B) Insulin; (D) Melanocortin

Explanation

Ghrelin from the stomach increases hunger. Leptin and melanocortin signal satiety and suppress appetite, and insulin released after eating also reduces hunger.