What are the functions of a notochord?

It keeps the nerve tissue isolated from remaining body.

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Helps the organism breathe and helps to give the body structure.

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It is a supporting structure present on the dorsal side of the body.

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It aids the process of homoeostasis in the body.

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Solution

The correct options are
A It keeps the nerve tissue isolated from remaining body.
C It is a supporting structure present on the dorsal side of the body.
Animals that have a notochord present in them are termed as chordates. Notochord is a long rod-like supporting structure present on dorsal side of animal body which provides stability. It also keeps the nerve tissue isolated from remaining body.

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