Chondrichthyes and Mammals:
I: do not belong to the same class but belong to the same super-class.
II: are placed under the same division in sub-phylum vertebrata.
 
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic:  Comparative study of Cartilagenous & Bony Fishes | Class Chondrichthyes |
 53%
From NCERT
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What will you look for to identity the sex of the following? Select the correct match.

1. Male frog – a copulatory pad on the first digit of the hind limb
2. Female cockroach – anal cerci
3. Male shark – claspers borne on pelvic fins
4. Female Ascaris – sharply curved posterior end
Subtopic:  Comparative study of Cartilagenous & Bony Fishes | Class Chondrichthyes |
 58%
From NCERT
AIPMT - 2011
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