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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 3
Option D

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
how?????????

Ans 2:

Class : Class 7
The answer is ( d).

Ans 3:

Class : Class 7
why!

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
B .

Ans 2:

Class : Class 5
The answer is B.

Ans 3:

Class : Class 3
Wronged

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Subject :NSO    Class : Class 3

Two containers X and Y, of the same size and thickness, contained 1000 mL and 600 mL of water, respectively. Both were heated over two separate flames till the water in them boiled.
If the water used in both containers took 10 minutes to reach boiling point, what conclusions can be made?
1. The flame used for container X is stronger than that used for container Y.
2. Container X is better conductor of heat than container Y.
3. The water in container X was colder than that in container Y at the beginning of the experiment.

A 1 only
B 2 only
C 1 and 2 only
D 1, 2 and 3


Ans 1:

Class : Class 3
C . (1and 2 only)

Ans 2:

Class : Class 3
C . (1and 2 only)

Ans 3:

Class : Class 3
D

Ans 4:

Class : Class 3
C . (1and 2 only)

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Subject :NSO    Class : Class 3

Two containers X and Y, of the same size and thickness, contained 1000 mL and 600 mL of water, respectively. Both were heated over two separate flames till the water in them boiled.
If the water used in both containers took 10 minutes to reach boiling point, what conclusions can be made?
1. The flame used for container X is stronger than that used for container Y.
2. Container X is better conductor of heat than container Y.
3. The water in container X was colder than that in container Y at the beginning of the experiment.

A 1 only
B 2 only
C 1 and 2 only
D 1, 2 and 3


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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Answer is B.

Ans 2:

Class : Class 5

Ans 3:

Class : Class 5
b

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Subject :NSO    Class : Class 4

Avinash grouped plants on the basis of their habitats. By mistake, he placed one wrong plant in each group. Identify the odd member of each group and select the correct option.
Group I : Duckweed, Hydrilla, Opuntia
Group II : Banyan, Mango, Acacia
Group III : Barrel cactus, Joshua tree, Vallisneria

A Duckweed in group I is incorrectly placed and should be replaced with arrowhead plant.
B Mango in group II should be interchanged with Joshua tree in group III.
C Opuntia in group I should be interchanged with Vallisneria in group III.
D Banyan in group II is incorrectly placed and should be replaced with gulmohar.


Ans 1:

Class : Class 4

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

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Subject :NSO    Class : Class 4

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