Animal Kingdom Question 128
128. Which of the following pairs are correctly matched?
(i) Crocodile - 4-chambered heart (ii) Sea urchin - Parapodia (iii) Obelia - Thecodont (iv) Lemur - Thecodont
(a) (ii), (iii) and (iv)
(b) only (i) and (iv)
(c) only (i) and (ii)
(d) (i), (iii) and (iv)
Show Answer
Answer : b
Hints & Solutions
(b) Crocodile belongs to class reptilia which has four chambered heart. Lemur teeth are embedded in the sockets of two which is known as thecodont.