NEET Biology Animal Kingdom Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Animal Kingdom Topic Based

Question & Answer Discuss:

In which of the following animals, haemocyanin pigment is found?

(a) Insecta

(b) Annelida

(c) Echinodermata

(d) Mollusca

Answer: (d)

In molluscs, blood often has a copper containing, blue respiratory pigment called haemocyanin. In insects, the blood called haemolymph is colourless. In echinodermates, blood is colourless as it has no respiratory pigment. In annelids, the blood is red with haemoglobin dissolved in plasma.

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