Question

hii guys plz tell me all answer plz plz tell fast class 9 cbse biology

IDENTIFY THE CLASS OF ANIMAL HAVING FOLLOWING CHARACTERISTIC
(1) WAR-BLOODED HAVING FOUR-CHAMBERED HEART AND MODIFIED FORELIMBS FOR FLIGHT
(2) ORGANISMS HAVING MUCUS GLANDS IN THE SKIN,LACK SCALES,RESPIRE EITHER THROUGH GILLS OR LUNGS

Answer 1

1- aves
2- amphibia

hope it helps!

Answer 2

hey mate ✌ ✌
here is your answer
1)warm blooded having four chambered heart and modified for lamps for flight
:=》aves

2) organism having mucus gland in the skin ,lack scales ,respire either through gills or lungs
:=》amphibia
for eg : frogs and salamander

hope it's help you ☺☺