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Question: Answered & Verified by Expert
In Periplaneta americana, the number of Malpighian tubules are
BiologyStructural Organisation in AnimalsNEET
Options:
  • A  10-20
  • B 20-50
  • C  100-150
  • D 200-300
Solution:
2225 Upvotes Verified Answer
The correct answer is:  100-150
Excretory system of Cockroach

-Cockroach is uricotelic.

-Following are the components of excretory system in the cockroach:

1. Malpighian tubules (most important)

-These extract water and nitrogenous waste from the haemolymph, convert into uric acid and excrete

Intothe hindgut.

2. Fat bodies

3. Nephrocytes

4. Uricose glands.

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