National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

Ans 2:

Class : Class 7

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
answer should be b (iv only) because at noon the shadow is the shortest and at early morning and evening the shadow is the longest

Ans 2:

Class : Class 9
The length of the shadow increases in afternoon.

Ans 3:

Class : Class 6
only 1/2 was given❗❗❗❗❗❗❗😒😒

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 5
(D) Radiation Pressure As a comet approaches the inner solar system, solar radiation causes the volatile materials in the comet to vapourize and stream out of nucleus, carrying away dust. the streams of dust and gas thus released form a tail. and since the radiation are towards the comet from one direction and the tail could not repel the radiation, and pointing away from the sun due to the radiation. -Asita Sheth, class8

Ans 2:

Class : Class 5
(D) Radiation Pressure As a comet approaches the inner solar system, solar radiation causes the volatile materials in the comet to vapourize and stream out of nucleus, carrying away dust. the streams of dust and gas thus released form a tail. and since the radiation are towards the comet from one direction and the tail could not repel the radiation, and pointing away from the sun due to the radiation. -Asita Sheth, class8

Ans 3:

Class : Class 9
due to radiation pressure

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
c

Ans 2:

Class : Class 9
they are some viruses that can even kill bacteria

Ans 3:

Class : Class 5
(C)a virus which uses bacteria as a host This microorganism is a virus also known as a BACTERIOPHAGE.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9
Draw a diagram to get the answer.

Ans 2:

Class : Class 9
Draw a diagram to get the answer.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 3
options b,c,d are the same

Ans 2:

Class : Class 4
The correct answer is A because plant X gets enough sunlight and plants in pot Y are competing for nutrients.

Ans 3:

Class : Class 5

Ans 4:

Class : Class 4
ans1is correct

Ans 5: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 6:

Class : Class 5

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9

Ans 2:

Class : Class 7
answer should be c because tomato is scientifically a fruit

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
The answer is (D).

Ans 2:

Class : Class 8
Please give solution for this question.

Ans 3:

Class : Class 8
please give solution

Ans 4:

Class : Class 9

Ans 5:

Class : Class 9
please give the solution for these question. please please please

Ans 6:

Class : Class 7
ans D

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9
The correct answer is Option D.

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