Which of the following animal and morphological feature pairs are correctly matched ?(i) Crocodile – 4-chambered heart (ii) Sea urchin – Parapodia(iii) Obelia – Thecodont(iv) Lemur – Thecodont

Options

(a) (ii), (iii) and (iv)
(b) only (i) and (iv)
(c) only (i) and (ii)
(d) (i), (iii) and (iv)

Correct Answer:

only (i) and (iv)

Explanation:

Crocodile belongs to reptilia class which has four chambered heart. Lemur teeth are combedded in the sockets of two which is known as the codont