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Subject :NSO    Class : Class 2

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Subject :NSO    Class : Class 7

A large area of forest was cleared by burning. Which of the following statements is/are correct regarding the consequences of this activity?
(i) Increase in soil erosion as soil is directly exposed to wind and rain.
(ii) The land will have more fresh air as there are lesser trees to take in oxygen.
(iii) Wildlife will easily thrive in the cleared area because more space is available now.
(iv) New trees will grow faster and replace the burnt forest soon as the ash of the burnt trees will make the soil more fertile.

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


Ans 1:

Class : Class 9
I think the correct option is B since the explanation given is correct but ash can make the soil fertile as well which might help grow new trees to replace the old burnt ones. SOF please look into this.

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Subject :NSO    Class : Class 2

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Subject :NSO    Class : Class 7

Match column I with column II and select the correct option from the codes given below.

Column I Column II
(P) Dipping iron sheets in molten zinc (i) Alloying
(Q) Prevents the iron surface to come in contact with moisture (ii) Galvanisation
(R) Two or more metals are mixed in definite ratio to form a homogeneous mixture (iii) Tinning
(S) Coating expensive utensils with tin (iv) Painting


A (P)-(iv), (Q)-(i), (R)-(ii), (S)-(iii)
B (P)-(iii), (Q)-(i), (R)-(ii), (S)-(iv)
C (P)-(ii), (Q)-(iv), (R)-(i), (S)-(iii)
D (P)-(i), (Q)-(iii), (R)-(ii), (S)-(iv)


electroplating

Ans 1:

Class : Class 8
C is the answer

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
explanation please

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7
wut

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 6

Ans 2:

Class : Class 1
uqhsuwhuwhsywbdwsw supergirl

Ans 3:

Class : Class 2
Answer is D ‘cause that type of house is found in Assam ,Kashmir and in Uttar Pradesh

Ans 4:

Class : Class 4
d

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Subject :NSO    Class : Class 10

Ans 1:

Class : Class 10
P@Q$T#U*W

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 10
option b is correct

Ans 2:

Class : Class 10
option b is correct

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Subject :NSO    Class : Class 6

There are 206 bones in the body of an adult. The biggest bone of our body is ________ which is located in the ________. The smallest bone is ________. It is located in the ________.
Select the correct sequence of words to complete the above paragraph.

ATibia, thigh, vertebra, inner ear
BFemur, thigh, stapes, middle ear
CFemur, shoulder, stapes, inner ear
DRadius, arm, malleus, inner ear


Biggest bone is femur it is found in thigh and smallest bone is stapes and found in middle ears

Ans 1:

Class : Class 6
B

Ans 2:

Class : Class 6
B

Ans 3:

Class : Class 7
B

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Subject :NSO    Class : Class 2

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