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Chemical Coordination and integration — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYChemical Coordination and integration1 Mark
MCQ
Which is the smallest gland in human body?
  • A
    Liver
  • B
    Pituitary gland
  • C
    Thyroid gland
  • D
    Pineal gland
✓

Answer

  1. Pineal gland

Explanation:

The pineal gland is a pinecone-shaped small gland located in the middle of the human brain in between the two hemispheres in an area called the epithalamus. It is the major site for melatonin secretion, which regulates the body’s internal clock. 

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