Q134 / 180 · NEET 2019 (Odisha) · Zoology

Artificial light, extended work-time and reduced sleep-time disrupt the activity of

  • A
    thymus gland
  • Correct answer
    B
    pineal gland
  • C
    adrenal gland
  • D
    posterior pituitary gland

Solution

Artificial light, extended work time and reduced sleep time disrupt the activity of pineal gland. It is a small pea-shaped gland in the brain. It produces melatonin, which helps maintain circadian rhythm and regulate reproductive hormones.

Hence, the correct answer is option: 'B'.

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