Fundamentholfundamenthol

NEET 2023, Biology Q79: Classification of Chordates

NEET2023Biology
Q.

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 gill slits.

D. Presence of dorsal heart

E. Triploblastic pseudocoelomate animals.

Choose the correct answer from the options given below:

  1. A

    A, C and D only

  2. B

    B and C only

  3. C

    B, D and E only

  4. D

    C, D and E only

Solution

True chordate features: closed circulatory system (B correct) and paired pharyngeal gill slits at some life stage (C correct). The nerve cord is dorsal, hollow and single (A wrong). The heart is ventral, not dorsal (D wrong). Chordates are triploblastic and coelomate, not pseudocoelomate (E wrong).

Concept behind this question

Classification of ChordatesNotes, formulas and examples →

More previous year questions on Classification of Chordates

Practice more Biology

Concept-wise practice with instant solutions on Fundamenthol.

Start practicing →