National Science Olympiad Forum By SOF Olympiad Trainer - Page 616

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
D is false as silk cannot be worn in all seasons .

Ans 2:

Class : Class 7

Ans 3:

Class : Class 9
D -

Ans 4:

Class : Class 8
d

Ans 5:

Class : Class 10
That is why Silk cannot be worn in all seasons

Ans 6:

Class : Class 7
(D) is totally false . raincoat is made from plastic only which is a man made fiber .

Ans 7:

Class : Class 10
D

Ans 8:

Class : Class 10
C

Ans 9:

Class : Class 8
C is the answer

Ans 10:

Class : Class 10
Silk can't be worn in monsoon and winter, because it is not waterproof and it does not trap heat.

Ans 11:

Class : Class 10
D SHOULD BE THE CORRECT ANSWER

Ans 12:

Class : Class 10
c should be the answer as silk is obtained from silkworm(insect) by harmingand wool,angora wool , etc are obtained without harming the mammal

Ans 13:

Class : Class 1
D cannot be an answer because raincoat cannot be made of jute

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7

Ans 2:

Class : Class 4
B

Ans 3:

Class : Class 9
No, the question is not wrong . X is a Gibbous moon . The correct answer is B.

Ans 4:

Class : Class 7

Ans 5:

Class : Class 7

Ans 6:

Class : Class 7

Ans 7:

Class : Class 5

Ans 8:

Class : Class 4
the correct answer is C. As I feel there`s a miss print in a b c and d.

Ans 9:

Class : Class 3
I cant understand why this question is wrong .

Ans 10:

Class : Class 4
Nothing has changed correct answer is B

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
I feel it is still not new moon as there are a couple of days for it to become a new moon.

Ans 2:

Class : Class 5

Ans 3:

Class : Class 4
I accepted my mistake.But still think there are a couple of days for it to become a new moon.

Ans 4:

Class : Class 9
The correct answer is A.

Ans 5:

Class : Class 3

Ans 6:

Class : Class 3

Ans 7:

Class : Class 3
I acseped my mistake

Ans 8:

Class : Class 8
It should be new moon,because full moon takes 2 weeks to change into new moon.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7
C) x y

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
D is correct, combing should be replaced by ginning

Ans 2:

Class : Class 6
correct answer should be d

Ans 3:

Class : Class 6
correct ans is d

Ans 4:

Class : Class 6
yes combing should be replaced because combing is the process of of straitning cotton fibers

Ans 5:

Class : Class 10
Ginning is a process used to separate cotton fibres from seeds while combing is the process of disentangling fibres

Ans 6:

Class : Class 8
CORRECT ANS IS D guys

Ans 7:

Class : Class 10
ans is D

Ans 8:

Class : Class 6
It's D for sure guys

Ans 9:

Class : Class 10
d

Ans 10:

Class : Class 6
d is the answer

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
PLEASE TELL THE REASON

Ans 2:

Class : Class 8
CCCthe answer is C the ones who posted please see it is C

Ans 3:

Class : Class 8
C it's C

Ans 4:

Class : Class 4
the answer is c but question is tricky

Ans 5:

Class : Class 7
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Ans 6:

Class : Class 3
I'm a simple girl who loves having fun chatting and meeting new people. You will always find me smiling and happy because nothing disturb me!

Ans 7:

Class : Class 3
Shreshta the ans is not b coz in b precipitation is not happening condesation is happening that is why ans is c

Ans 8:

Class : Class 2
The correct answer is ' c ' option

Ans 9:

Class : Class 3
C

Ans 10:

Class : Class 5
it is c dont get confused with b

Ans 11:

Class : Class 5

Ans 12: (Master Answer)

Class : Class 1
The correct answer is C.

Ans 13:

Class : Class 6

Ans 14:

Class : Class 5
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Ans 15:

Class : Class 4
b and d are because of transpiration a is evaporation, and b is correct it is because of precipitation

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
Our body is made of mostly made of impure water which is a good conductor of electricity. Our body also has a lot of metallic minerals like iron which conduct electricity.

Ans 2:

Class : Class 6
because our body contains minerals like iron and has a large quantity of un - distilled water

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
because our body contains minerals like iron and has a large quantity of un - distilled water

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