EASY
9th CBSE
IMPORTANT
Earn 100

Presence of biconcave, circular and anucleated RBC is the characyeristic feature of which animal?
(a)Ostrich
(b)Whale
(c)Crocodile
(d)All of these

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Important Questions on Diversity in Living World—Animals
EASY
9th CBSE
IMPORTANT
Which oviparous animal feeds its young one with mother's milk after hatching?

EASY
9th CBSE
IMPORTANT
Mammary glands in mammals are modified into:

EASY
9th CBSE
IMPORTANT
Mammal which contains nucleated red blood cell is:

EASY
9th CBSE
IMPORTANT
Ventricle of frog contains:

EASY
9th CBSE
IMPORTANT
Jaws are absent in:
(i) Balanoglossus
(ii) Myxine
(iii) Vertebrates
(iv) Petromyzon

EASY
9th CBSE
IMPORTANT
Identify poikilotherms.
(i) Elephants
(ii) Frogs
(iii) Sharks
(iv) Whales

EASY
9th CBSE
IMPORTANT
Exoskeleton is absent in:
(i) Fishes
(ii) Frog
(iii) Rabbit
(iv) Toad

EASY
9th CBSE
IMPORTANT
Define bilateral symmetry.
