SaraNextGen.Com


Which one of the following is the true description about an animal concerned?

a)

Earthworm – The alimentary canal consists of a sequence of pharynx, oesophagus, stomach, gizzard and intestine

b)

Frog – Body is divisible into three regions : head, neck and trund

c)

Rat – Left kidney is slightly higher in position than the right one

d)

Cockroach – 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen)


Question ID - 358 | Top Ranker Answer | SaraNextGen

Which one of the following is the true description about an animal concerned?

a)

Earthworm – The alimentary canal consists of a sequence of pharynx, oesophagus, stomach, gizzard and intestine

b)

Frog – Body is divisible into three regions : head, neck and trund

c)

Rat – Left kidney is slightly higher in position than the right one

d)

Cockroach – 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen)

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

The respiratory system of cockroach consists of tracheae, tracheoles and spiracles. In cockroach, 10 pairs of spiracles are present on the lateral side of the body. Two pairs are in thoracic region and remaining eight pairs are in the abdominal region.



SaraNextGen