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Biology Class 11 Chapter 10 - Kingdom Animalia - Part 13
1.
Heart of pisces has two auricles.
a) False
b) True
2.
Shark liver oil is a good source of vitamin A & D.
a) True
b) False
3.
Brain of bony fishes has 12 pairs of cranial nerves.
a) True
b) False
4.
Dipnoi is an advanced group of fish.
a) True
b) False
5.
Amphibians hibernate in winter because they are poikilothermic.
a) False
b) True
6.
Reptiles flourished through out palaeozoic period.
a) True
b) False
7.
In birds, syrinx is situated at the upper end of trachea.
a) True
b) False
8.
Mammals have evolved from reptilian ancestors, the cotylosaurs.
a) True
b) False
9.
There are two bones in the mammals ear, Incus and maleus.
a) True
b) False
10.
Metatheria is that group which has characteristics of both reptiles and mammals.
a) False
b) True
11.
In eutheria young ones are fully developed in a structure called as marsupium.
a) False
b) True
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