Question

Excretory organ in hemichordate is(a) Neural gland
(b) Nephridia(c) Proboscis gland
(d) Flame cells

Answer 1

c:proboscis gland situated in probicis

Answer 2

Excretory organ in hemichordate is  Proboscis gland.

Option (c).

Explanation:

• In Hemichordates, the excretory organ is a proboscis gland or glomerulus.

• It is located in front of the central sinus.

• It is projected into proboscis coelum.

• Hemichordates are group of marine organisms which have soft vermiform and unsegmented body.

• It is located in front of the central sinus.

• They are coelomate animals and ciliary feeders.

• They are called as "half chordates" because these animals belong to non-chordate group and have chordate features.

• The excretory organ helps in the removal of wastes from the body.

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