Structural Organisation In Animals Question 76
Question: Which of the following statement(s) is/are correct regarding excretory system of cockroach?
(i) Excretion is performed by malphigian tubules. (ii) They absorb nitrogenous waste products and convert them into uric acid which is excreted out through hindgut. Hence, this insect called ammonetelic. (iii) In addition, fat body, nephrocytes and uricose glands also help in excretion.
Options:
A) Only (i)
B) Both (ii) and (iii)
C) Both (i) and (iii)
D) All of the above
Show Answer
Answer:
Correct Answer: C
Solution:
[c] Cockroaches absorb nitrogenous waste products and convert them into uric acid which is excreted out-through hindgut.
Hence they called as ureotelic.