Answer:
(a)
Similarities between aves and mammals
(i) The members of
both the groups are homeotherms, i.e., warm blooded. They are able to maintain
constant body temperature,
(ii) Heart
is completely four chambered.
(b)
Similarities between frog and crocodile
(i)The
members of both the groups are poikilotherms, i.e., they lack the capacity to regulate
their constant body temperature. They are cold blooded animals.
(ii) Frog
and crocodile are oviparous animals.
(c)
Similarities between turtle and Pila
(i) In both
animals, body is covered with dry and cornified skin. In turtle, the epidermal
covering is known as scales whereas in case of Pila, it is known ascalcareous
shell.
(ii) Both
animals are oviparous.
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