1. The cockroach has which type of mouth parts?
a) Biting and chewing type
b) Siphoning type
c) Sponging type
d) All of these
Explanation: Biting and chewing type
2. How many filamentous Malpighian tubules are found in cockroach?
a) 100 to 150
b) 50 to 100
c) 150 to 200
d) 200 to 250
Explanation: 100 to 150
3. A ring of 6 to 8 blind tubules that are present at the junction of foregut and midgut in cockroach
is known as
a) Hepatic caecae
b) Gastric caecae
c) Both (a) and (b)
d) Malpighian tubules
Explanation: Both (a) and (b)
4. The midgut of cockroach contains
a) Ileum
b) Colon
c) Rectum
d) All of these
Explanation: All of these
5. Heamolymph of cockroach consists of
a) Plasma
b) Haemocyte
c) Both (a) and (b)
d) none of these
Explanation: Both (a) and (b)
6. Alary muscles are found in
a) Frog
b) Earthworm
c) Cockroach
d) Hookworm
Explanation: Alary muscles are found in cockroach
7. How many pairs of spiracles is present on the surface of cockroach?
a) 5 pairs
b) 15 pairs
c) 10 pairs
d) 20 pairs
Explanation: 10 pairs
8. In cockroach which of the following organ helps in excretion?
a) Fat body
b) Nephrocyte
c) Urecose gland
d) All of these
Explanation: All of these
9. How many ganglia lies in thorax and in the abdomen of cockroach?
a) 3 and 6
b) 6 and 3
c) 2 and 1
d) 1 and 2
Explanation: 3 and 6
10. If the head of cockroach is cut off, it will live for as long as
a) 2 weeks
b) 1 week
c) 3 weeks
d) 4 weeks
Explanation: 1 week