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Subject :NSO    Class : Class 6

Read the given statements and mark the correct option.
Statement 1 : While fixing a metal rim on a wooden wheel of a cart, the size of the metal rim is kept slightly smaller than that of the wooden wheel.
Statement 2 : Metals expand on heating and contract on cooling.

A Both statements 1 and 2 are true and statement 2 is the correct explanation of
statement 1.
B Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
C Statement 1 is true and statement 2 is false.
D Both statements 1 and 2 are false.


metal rim is kept slightly larger than the wheel not smaller

Ans 1:

Class : Class 6
it can be kept both smaller and larger than wheel as metals expand on heating and contract on cooling

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 9

Ans 1: (Master Answer)

Class : Class 1

B


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Subject :NSO    Class : Class 7

Refer to the given food web.


Which of the following holds true regarding this?

AThere are four primary consumers and one secondary consumer in the given food web.
BThere are two herbivores and two carnivores in the given food web.
C Snake is serving as both primary and secondary consumer in this food web.
DIf grasshopper and beetle population is removed from this community then frog population will be affected negatively.


Ans 1: (Master Answer)

Class : Class 1

D


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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 2
C

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Subject :NSO    Class : Class 5

Three friends Mayank, Siddharth and Satish share a room. For last few months, Mayank and Siddharth are suffering from different diseases. Mayank has anaemia while Siddharth has diabetes. Now, from few days Satish is also feeling feverish. What could be the reason for this?

ASatish is ill as he has contracted the disease from Mayank.
BSatish is ill as he has contracted the disease from Siddharth.
CSatish is ill due to some other cause.
DEither A or B


d is the ans

Ans 1:

Class : Class 5
aiaiyooo !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 2
A

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