Subject :NSO Class : Class 6
Subject :NSO Class : Class 8
Consider the following statements and select the correct option which correctly identifies true (T) and false (F).
(i) Short string produces notes of low pitch.
(ii) Thin string produces notes of high pitch
(iii) Tightly stretched string produces notes of low pitch.
| (i) | (ii) | (iii) | |
| A | T | F | T |
| B | T | T | F |
| C | T | T | T |
| D | F | T | F |
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Subject :NSO Class : Class 4
Ans 3:
Class : Class 4
4 ans is D cause if we throw untreated industrial wastes in water bodies they will get polluted and we won t be able to drink it
Ans 4:
Class : Class 4
d is the correct answer because if we throw untreated industrial waste it harms the water we drink
Ans 6:
Class : Class 4
the correct answer is D because if we throw untreated industrial waste the water bodies the water might get polluted and cannot be safe for drinking and for our uses as it can cause some harmful diseases like cholera and jaundice and also harms the plants and animals in the water
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 6
Ans 1:
Class : Class 10
vasu, no need to apply properties. The options which have both pulled and repelled , are magnet
Ans 3:
Class : Class 6
answer is C
reason ; magnet :p x point is north pole because it repeled to north pole and other one attract to it then it is south pole .In magnet Q :point x attracted to north pole of real magnet and y reppled then both are said to be magnet.
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Subject :NSO Class : Class 8
Match column I with column II and select the correct option from the codes given below.
| Column I | Column II |
| (A) A non-metal, essential for respiration | (i) Graphite |
| (B) A non-metal, the source of energy in Sun | (ii) Silicon |
| (C) A non-metal, good conductor of electricity | (iii) Oxygen |
| (D) A non-metal, used in semiconductors | (iv) Hydrogen |
A (A) - (iii), (B) - (iv), (C) - (i), (D) - (ii)
B (A) - (i), (B) - (ii), (C) - (iv), (D) - (iii)
C (A) - (ii), (B) - (iii), (C) - (i), (D) - (iv)
D (A) - (iv), (B) - (i), (C) - (ii), (D) - (iii)
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 4
Refer to the given Venn diagram and select the option which correctly identifies X, Y and Z.
A
B
C
D