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NEET 2023
Exam
NEET
Year
2023
Subject
Zoology
Chapter
Structural Organisation in Animals

NEET 2023 · Zoology · Structural Organisation in Animals

The Cockroach is :

The Cockroach is :

Options

  1. AUreotelic only
  2. BUreotelic and Uricotelic
  3. CAmmonotelic only
  4. DUricotelic only

Correct answer

D. Uricotelic only

Step-by-step solution

Option (4) is the correct answer because in cockroach excretion is performed by Malpighian tubules. Each tubule is lined by glandular and ciliated cells. They absorb nitrogenous waste products and convert them into uric acid which is excreted out through the hindgut. Therefore, they are called uricotelic. - Many bony fishes, aquatic amphibians and aquatic insects are ammonotelic in nature. - Mammals, many terrestrial amphibians and marine fishes are ureotelic in nature.
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