Which of the following statement is/are correct? |
I. Animals of class-Mammalia have seven cervical vertebrae. |
II. Homodont type of dentition is a mammalian character. |
III. All mammals are characterised by viviparity and biconcave red blood cells. |
IV. Whale is an egg laying mammal. |
A) All of these
B) Only I
C) II, III and IV
D) None of these
Correct Answer: B
Solution :
Mammals without exception are characterised by a muscular diaphragm and milk producing glands. They have heterodyne dentition, Platypus is an example of egg-laying mammals.You need to login to perform this action.
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