Question

Respiration through gills is known as ___________ respiration.

Answer 1

Respiration through gills:

1. A Gill is a respiratory organ found in many aquatic animals.
2. Branchia is the zoologists' name for gills. So respiration through the gills is known as branchial respiration.
3. Gills are special vascularised structures that are used as respiratory organs by aquatic arthropods and molluscs.
4. Gills are tissues made up of feathery structures called gill filaments providing a large surface area for the exchange of gases.

Final answer: Respiration through the gills is known as branchial respiration.