Excretory System of Cockroach

Q.

Assertion [A] : Malpighian tubules are excretory organs projecting from the colon of the digestive system

Reason [R] : The nitrogenous excretory product is Uric acid.

1. Assertion [A] is True and Reason [R] is False.

2. Reason [R] is True and Assertion [A] is False.

3. Assertion [A] is True and Reason [R] is True and is a correct explanation to [A]

4. Assertion [A] is True and Reason [R] is True, but is not a correct explanation to [A]

Q. Based on the type of excretion, cockroaches are organisms.

1. ureotelic
2. uricotelic
3. ammonotelic

Q. Thin Malpighian tubules in cockroach are present at junction of ________

1. Foregut and midgut
2. Midgut and hindgut
3. foregut and hindgut
4. midgut and gizzard

Q. where is uric acid synthesized in uricotelic animals

Q.

In the structure of Coelom, what is gut or gut wall?

Q.

what is the function of muscular phaynx of aschelminthes ?