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Transportation in Animals and Plants — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceTransportation in Animals and Plants1 Mark
MCQ
What is the main function of the excretory system?
  • ✓
    To collect and remove wastes from the body.
  • B
    To strengthen skeletal muscles.
  • C
    To protect the nervous system.
  • D
    To bring oxygen to body cells.
✓

Answer

Correct option: A.
To collect and remove wastes from the body.
The main function of the excretory system is to collect and remove wastes from the body.
Kidneys are the main excretory organs.
These remove the nitrogenous wastes produced due to various metabolic activities in the body.
Some other organs carrying out excretion are the liver, skin, and lungs.

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