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1. Agnatha includes Class Cyclostomata. 2. Tetrapoda includes Pisces, Amphibia, Reptilia, Aves and Mammals 3. Pisces includes Chondrichthyes and Osteichthyes. Regarding 1,2 and 3:

( a ) 3 is incorrect; 1 and 2 are correct
( b ) 2 is incorrect but 1 and 3 are correct
( c ) 1 is incorrect but 2 and 3 are correct
( d ) All are correct
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(B) is the right answer.

Divisions Agnatha (lacks jaw) includes Class Cyclostomata. Super Class Pisces (bear fins) includes Classes 1. Chondrichthyes and 2. Osteichthyes. Super Class Tetrapoda (bear limbs) includes Amphibia, Reptilia, Aves and Mammals
answered Jan 6, 2014 by pady_1

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