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STD 11 - 16. Excretory product and their elimination — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 16. Excretory product and their elimination1 Mark
MCQ
Human urine is invariably acidic because
  • A
    The blood entering the kidney is acidic
  • B
    Kidneys selectively filter out the acidic substances of blood into urine
  • ✓
    Kidneys secrete acids to keep urine acidic
  • D
    Urine is made acidic in urinary bladder
✓

Answer

Correct option: C.
Kidneys secrete acids to keep urine acidic
c
It’s obvious.

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