Question

Mention the features of class Amphibia .

Answer 1

$\huge{\mathfrak{HEYA\:MATE\:!!}}$

Answer...

Features →

• They are both aquatic as well as terrestrial

• body is divided into head and trunk

• the skin is moist and without scales

• tympanum represents the ear

• in these organisms alimentary canal, urinary tract and reproductive tract have a common opening chamber known as cloaca

ex. → Rana , Hyla , etc.

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Answer 2

AMPHIBIANS ARE COLD BLOODED ANIMALS! THEY DON'T HAVE A CONSTANT BODY TEMPERATURE BUT INSTEAD TAKE ON THE TEMPERATURE OF THEIR ENVIRONMENT. THEY HAVE MOIST, SCALE LESS SKIN THAT ABSORBS WATER AND OXYGEN. BUT THAT ALSO MAKE THEM VULNERABLE TO DEHYDRATION.