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Subject :NSO    Class : Class 7

The given list shows the five steps needed to do a starch test but in a random order.
(i) Pluck a leaf from the plant.
(ii) Leave a potted plant out in the Sun for a few hours.
(iii) Boil the leaf in alcohol.
(iv) Put the leaf in boiling water for 2 minutes.
(v) Wash the leaf and then add a few drops of iodine solution over it.
Select the option with correct order of these steps.

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


Ans 1:

Class : Class 7
Correct Answer- D

Ans 2:

Class : Class 8
option d

Ans 3:

Class : Class 7
Option D : (ii), (i), (iv), (iii), (v)

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8

Ans 2:

Class : Class 7
stupid

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
The answer is A and not D since the terminals of the battery are not connected in a proper way.

Ans 2:

Class : Class 7
They have asked incorrect. Even I went wrong here

Ans 3:

Class : Class 7
the answer is (A) and not (D)

Ans 4:

Class : Class 7
the answer (a) not (d)

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Option C is the correct answer as the silvered walls of the thermo flask helps the liquid to sustain its form by reflecting the heat by Radiation (Heat that does not need any medium to travel unlike conduction and convection.)

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7
A

Ans 4:

Class : Class 7
i am not sure if it is A or C

Ans 5:

Class : Class 7
A is the correct answer

Ans 6:

Class : Class 8
option c

Ans 7:

Class : Class 7
Option c is the correct answer, because if at all any cold material is stored in the flask, then the liquid becomes hot due to the heat of the sun. Hence it is used to reflect the radiation from the sun

Ans 8:

Class : Class 7
OPTION C IS CORRECT ANSWER.

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Subject :NSO    Class : Class 10

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
D

Ans 2:

Class : Class 8
Can someone please explain why the answer is A?

Ans 3:

Class : Class 8
D

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
22

Ans 2:

Class : Class 4
D

Ans 3:

Class : Class 4
22

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
Yes they do.

Ans 2: (Master Answer)

Class : Class 1
Yes!!

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9
R

Ans 2:

Class : Class 7
I will go with A

Ans 3:

Class : Class 9
R

Ans 4:

Class : Class 7
I will go with A

Ans 5:

Class : Class 8
(a)p

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