5. Which of the following is a chief excretory organ?
a. Ureter
b. Urinary bladder
c. Urethra
d. Kidney
Answers
Answered by
2
Answer:
These are lungs and kidneys. Our lungs excrete carbon dioxide and kidneys urea. So, the kidney is the main excretory organs of the human body.
Answered by
2
Answer:
KIDNEY is the correct answer
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