National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6

Ans 2:

Class : Class 6

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Answer is C because tornado is very fast rotating wind which look like funnel

Ans 2:

Class : Class 5
Answer is C because tornado is very fast rotating wind which look like funnel

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 4

Which of the following statements is/are correct regarding different kinds of soils?
(i) Sandy soil is dry and light and it holds a lot of air and water.
(ii) Loamy soil is a mixture of sand and clay and is good for growing plants.
(iii) Clayey soil is formed of very fine particles and hence does not hold much of water.
(iv) Small stones and pebbles present in soil are called gravel.

A(i) only
B(ii) and (iv)
C(ii), (iii) and (iv)
D(i) and (iv)


B

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
Option is the correct answer as I is the region of compression or maximum density so it experiences maximum pressure.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
option D is right.

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 6

Study the given Venn diagram.

Following statements represent the causes of different kinds of pollution. Which of the following statements hold true for the given Venn diagram?
(i) Factory discharge coming out of a chimney can be included in R.
(ii) Construction work going on at a building site can be included in Q.
(iii) Youngsters dancing in a disco can be included in O.
(iv) Vehicles moving on roads can be included in O.

A(i) and (ii)
B(ii) and (iii)
C(ii) and (iv)
D(ii), (iii) and (iv)


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Subject :NSO    Class : Class 4

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