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Subject :NSO    Class : Class 7

Swati take X fabric and burn it. She observes following properties of the fabric :
(i) It burns but does not melt.
(ii) It shrinks from flame.
(iii) It gives the odour of charred meat while burning.
(iv) It left residue after burning which is black, hollow, irregular bead that can be easily crushed to a gritty black powder.
(v) It is self extinguishing.
According to her observation, X could be

A Silk
B Jute
C Cotton
D Nylon.


Ans 1:

Class : Class 8
It HAS to be silk. Reference: https://www.dharmatrading.com/home/the-fire-test.html

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Subject :NSO    Class : Class 8

Consider the following statements and select the option which correctly identifies true (T) and false (F) ones.
(i) Growing different crops in different seasons in the same field will deplete the nutrients of soil.
(ii) Freshly harvested grains must be dried before sowing.
(iii) Manures are mineral specific as they provide all the minerals needed by plant.
(iv) Broadcasting of seeds is done by seed drill.

(i) (ii) (iii) (iv)
A T F F F
B F T F F
C T T F F
D F T F T


According to me answer show be C

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7
Hi bro, it is very easy if you understand it properly. It is just for testing your direction sense.

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
It's (A) as I have done a similar question like this.

Ans 2:

Class : Class 7
Wrong ques ans its 'A'

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 6

Which of the following statements is/are incorrect?
(i) Fats deposited in our body act as shock absorbers and protect us from injury.
(ii) Kwashiorkor is caused by deficiency of protein, carbohydrate and fat.
(iii) Roughage neither releases energy nor helps in tissue or body building.
(iv) Starch containing food item turns bluish black in colour on undergoing iodine test.

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


Ans 1:

Class : Class 6
Thank you Pradyumna. It helped a lot

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7

Ans 4:

Class : Class 8
The fats also protect the inner organs just like the airbags, protecting these vital parts from the sudden shocks. Hence, the plumper people have lesser chances of internal injuries in case of car crash or other accidents.

Ans 5:

Class : Class 7
d is the correct answer

Ans 6:

Class : Class 6
answer 3 is correct

Ans 7:

Class : Class 6
Ans 3 is correct

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 6

Following are the properties of four minerals P, Q, R and S. Identify them and select the correct option.
P : It is required for proper functioning of thyroid gland.
Q : It helps in maintaining body’s water balance.
R : It is important for haemoglobin formation.
S : It strengthens bones and teeth and helps in blood clotting.

A Deficiency of P causes dryness of eyes and inflammation of tongue.
B Q is also required for the proper functioning of nervous system.
C Deficiency of R causes goitre.
D S also helps to fight infections and keeps skin and mouth healthy.


Ans 1:

Class : Class 6

Ans 2:

Class : Class 6

Ans 3:

Class : Class 6

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