Subject :NSO Class : Class 6
Subject :NSO Class : Class 7
A few substances are listed in the box.
(i) Sulphuric acid
(ii) Sodium bicarbonate
(iii) Sodium hydroxide
(iv) Ammonium hydroxide
(v) Sodium sulphate
(vi) Ammonium sulphate
(vii) Sodium chloride
(viii) Formic acid
(ix) Tartaric acid
(x) Nitric acid
Now, read the given passage and select the correct option. Substances __(p)__ are strong mineral acids while substances __(q)__ are weak organic acids. Aqueous solutions of substances __(r)__ will turn China rose indicator green while substances __(s)__ will have no effect on China rose indicator.
(ii) Sodium bicarbonate
(iii) Sodium hydroxide
(iv) Ammonium hydroxide
(v) Sodium sulphate
(vi) Ammonium sulphate
(vii) Sodium chloride
(viii) Formic acid
(ix) Tartaric acid
(x) Nitric acid
(p) | (q) | (r) | (s) | |
---|---|---|---|---|
A | (i), (x) | (viii), (ix) | (ii), (iii), (iv) | (v), (vii) |
B | (i), (iii) | (v), (vii) | (ii), (viii), (x) | (iv), (vi), (ix) |
C | (ii), (v) | (iii), (vii), (ix) | (i), (vi) | (iv), (viii), (x) |
D | (i), (iii) | (viii), (ix), (x) | (ii), (v), (vii) | (iv), (vi) |
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 3
Ans 1:
Class : Class 2
protein help with the growth of our body.They help in repair our body.Proteins are present in meat, eggs, fish ,milk ,and in milk products.So X can be protein
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Subject :NSO Class : Class 3
Ans 5: (Master Answer)
Class : Class 1
C
Shape of the shadow will deped on the edges of the object presented to the light source. So, if the same object is rotated the shadow will change its shape.
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Subject :NSO Class : Class 10
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Subject :NSO Class : Class 3
Ans 1:
Class : Class 4
admin actually you are wrong . Helicopter is means of air transport and the other three are means of land transportSo, answer is B
Ans 2: (Master Answer)
Class : Class 1
D
Bus is a means of land transport while the other three are means of air transport.
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6