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Diversity in Living World
Class – Mammalia : 1. Heart is four- chambered. 2. Respiration is by lungs. 3. They are poikilothermous. Regarding 1,2 and 3:
( a ) 1 is incorrect but 2 and 3 are correct
( b ) 2 is incorrect but 1 and 3 are correct
( c ) 3 is incorrect; 1 and 2 are correct
( d ) 2 is correct but 1 and 3 are incorrect
aipmt
ch4
easy
class11
biology
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asked
Jan 6, 2014
by
pady_1
retagged
Jun 24, 2014
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1 Answer
(C) is the right answer.
Class – Mammalia : Heart is four- chambered. They are homoiothermous. Respiration is by lungs.
answered
Jan 6, 2014
by
pady_1
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