Question
Biology Question on excretory system
| Match the following columns and select the correct option. | Column I | Column II | |
|---|---|---|---|
| a | 6- 15 pairs of gill slits | i | Trygon |
| b | Heterocercal caudal fin | ii | Cyclostomes |
| c | Air Bladder | iii | Chondrichthyes |
| d | Poison sting | iv | Osteichthyes |
A
a- (ii) b-(iii) c-(iv) d- (i)
B
a-(iii)b- (iv)c- (i)d- (ii)
C
a-(iv) b-(ii)c- (iii) d-(i)
D
a- (i) b-(iv) c-(iii)d- (ii)
Answer
a- (ii) b-(iii) c-(iv) d- (i)
Explanation
Solution
The correct option is (A) :a- (ii) b-(iii) c-(iv) d- (i)