Which one of the following animals has no blood but respires?

Earthworm

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Hydra

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Cockroach

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Octopus

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Hydra
Hydra doesn't have blood. It is a single-cellular animal. In the hydra, respiration is accomplished via diffusion of molecules of oxygen and carbon dioxide through the skin whereas earthworm, cockroach and octopus has blood. Thus, option B is correct.

Suggest Corrections