NEET Previous Year Question
Select the correct statements with reference to chordates.
A. Presence of a mid-dorsal, solid and double nerve cord.
B. Presence of closed circulatory system.
C. Presence of paired pharyngeal gills
D. Presence of dorsal heart
E. Triploblastic pseudocoelomate animals.
Choose the correct answer from the options given below:
Topic: NEET PYQ
Answer: C. Full step-by-step solution below.
- AC, D and E only
- BA, C and D only
- CB and C only
- DB, D and E only
Correct answer: C
Solution
(c) Phylum Chordata are characterised by the presence of a notochord, a dorsal hollow nerve cord, and paired pharyngeal gill slits. These are triploblastic, coelomate with organsystem level of organisation. Vertebrates have a ventral muscular heart with two, three or four chambers.More Animal Kingdom PYQs
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