National Science Olympiad Forum By SOF Olympiad Trainer - Page 311

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8
you are correct abhiraj

Ans 2:

Class : Class 6
Yeah

Ans 3:

Class : Class 7
the answer will be 'b' because virus can't be treated by antibiotics.

Ans 4:

Class : Class 5
it should be c

Ans 5:

Class : Class 7

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Subject :NSO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1

D

Use of bio-insecticides and bio-pesticides will bring down the pollution level, and Intervals R – S and T – U show the pollution levels coming down.


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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
c can also be possible. i dont understand why we pay to answer questions that are not even proofread.

Ans 2:

Class : Class 6
S --> R means R eats S. So, (A) is correct.

Ans 3:

Class : Class 6
C option can be possible.

Ans 4:

Class : Class 6

Ans 5:

Class : Class 8
yes

Ans 6:

Class : Class 6
exactly

Ans 7:

Class : Class 6
it should be A

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4

Ans 2: (Master Answer)

Class : Class 1

A


Ans 3:

Class : Class 3

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Air pressure outside the bottle increases as while drinking the water, the air pressure inside the bottle is reduced as he drinks the water with a force acting towards his mouth. Due to this the amount of air inside reduces and there will be no force exerted on the inner walls of the bottle from the inside.

Ans 2:

Class : Class 7
Air pressure outside the bottle increases as while drinking the water, the air pressure inside the bottle is reduced as he drinks the water with a force acting towards his mouth. Due to this the amount of air inside reduces and there will be no force exerted on the inner walls of the bottle from the inside.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 3

Ans 3:

Class : Class 3
B is the correct answer

Ans 4:

Class : Class 3
The answer is B

Ans 5:

Class : Class 3
it will be easier to write a e-mail than a letter

Ans 6:

Class : Class 3

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