The basic characteristic of chordates are-
(A) Presence of a notochord and a nerve cord.
(B) Presence of a nerve cord, notochord and gill left.
(C) Presence of a nerve cord and gill cleft.
(D) None of the above.
Answers
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Answer:
b) presence of a notochord,nerve cord and paired Gill slits.
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Answer:
The correct option for the above given question is option A presence of notochord and nerve cord.
Explanation:
Chordates are characterized under vertebrates.
Most of the chordates are of Aquatic living.
The most important feature of chordates is the presence of notochord and hallow dorsal nerve cord.
These also contain pharyngeal splints and thyroid gland.
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