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Subject :NSO    Class : Class 5

Select the character which is not common to the given animal group.

A They all breathe through lungs.
B They have hair on their body.
C Internal fertilization takes place in them.
D They all give birth to young ones.

I think answer should be A , Platypus lay eggs and do not give birth to young ones

Ans 1:

Class : Class 4
it is written not common and then also it's saying D

Ans 2:

Class : Class 6
they all are mammals and give birth to young ones whereas dolphin and whales do not have hairs on their body

Ans 3:

Class : Class 6
In platypus they lay eggs

Ans 4:

Class : Class 6
bat has microscopic hair, bear has fur, dolphin has hair when it is a baby, platypus has hair. platypus also lays eggs. so d is the answer

Ans 5:

Class : Class 4
Both B and D are correct

Ans 6:

Class : Class 5
it should be both B and D

Ans 7:

Class : Class 5
It’s both b and d

Ans 8:

Class : Class 6
Why will the answer be D? The animals are dolphin, whale, bat, bear and platypus, and they are all mammals and give birth to young ones. This is a common feature, but the question says to mention the uncommon feature. The answer should be C for sure. The solution given is wrong.

Ans 9:

Class : Class 6

Ans 10:

Class : Class 6
platypus lays eggs! Go search it on google

Ans 11:

Class : Class 7
It is written not common then how will the ans be D

Ans 12:

Class : Class 5
All of them don't have hair

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