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Excretion in Humans — BIOLOGY STD 7 — Question

ICSE BoardEnglish MediumSTD 7BIOLOGYExcretion in Humans2 Marks
Question
Define excretion. Write the four organs of the human urinary system in their correct sequence.
✓

Answer

The process of elimination of unwanted and toxic products from the body is called excretion.
The four organs of the urinary system from above to downward are:
  1. kidneys
  2. ureter.
  3. urinary bladder
  4. urethra.

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