| (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. |
A) Only (i)
B) Both (ii) and (iii)
C) Both (i) and (iii)
D) All of the above
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.
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