Question

Given below are four matches of animals with their respiratory organs.
A. Silver fish – trachea
B. Scorpion – book lungs
C. Sea squirt – pharyngeal gills
D. Dolphin – skin
The correct matchings are -

• A. C and D
• B. A and D
• C. B and D
• D. A, B and C

Answer 1

The correct option is D A, B and C

Respiratory organ in silver fish is trachea.
A book lung is a type of respiratory organ used for exchange of gases in arachnids, such as scorpion.
Sea squirt is a sac like marine invertebrate filter feeders and they respire by pharyngeal gills.
In Dolphin (Mammal) the respiration cannot be cutaneous. They respire using a single blowhole located at the top of their heads.

So, the correct answer is option-c.