Question : Read the following statements and choose the correct option . (a) Urchordates and cephalochordates are called protochordates (b) They are primitive vertebrates .

Question : Read the following statements and choose the correct option

1.	Question : Read the following statements and choose the correct option . (a) Urchordates and cephalochordates are called protochordates (b) They are primitive vertebrates .
Answer» Both (a) and (B) are FALSE Both (a) and (b) are TRUE Only (a) is true , (b) is false Only (b) is true , (a ) is false ANSWER :C