National Science Olympiad Forum By SOF Olympiad Trainer - Page 757

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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 9
The length of the shadow increases in afternoon.

Ans 2:

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 3:

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

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 6
(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 9
due to radiation pressure

Ans 3:

Class : Class 6
(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

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 6
(C)a virus which uses bacteria as a host This microorganism is a virus also known as a BACTERIOPHAGE.

Ans 2:

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

Ans 3:

Class : Class 8
c

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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
ans1is correct

Ans 3: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 4:

Class : Class 5

Ans 5:

Class : Class 5

Ans 6:

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

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 10

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 7
Please give solution for this question.

Ans 2:

Class : Class 10
The answer is (D).

Ans 3:

Class : Class 10

Ans 4:

Class : Class 10
please give the solution for these question. please please please

Ans 5:

Class : Class 6
ans D

Ans 6:

Class : Class 3
please give solution

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9
The correct answer is Option D.

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