PYQ NEET- Animal Kingdom Part 4 L-6

Question: Which of the following statements are true for the phylum - Chordata? (NEET 2020)#

(i) In Urochordata notochord extends from head to tail and it is present throughout their life.

(ii) In Vertebrata notochord is present during the embryonic period only.

(ili) Central nervous system is dorsal and hollow.

(iv) Chordata is divided into 3 subphyla: Hemichordata, Tunicata and Cephalochordata.

A) (i) and (ii)

B) (i) and (iii)

C) (iv) and (ili)

D) (iii) and (i)

Answer: (i) and (iii)#