Subject :NSO Class : Class 1
Subject :NSO Class : Class 5
Ans 3:
Class : Class 5
THE CORRECT ANSWER IS B , SINCE SALT DISSOLVES IN WATER THE FASTEST WHEN WATER IS MORE AND THE TEMPERATURE IS HOT .
Ans 4:
Class : Class 8
Water dissolves faster when the conditions are warm.In this case all of them are in normal room temperature.The glass Q is being heated. So the more heat the more the rate of salt dissolvation will be high.Hence B will taste the saltiest because more salt has dissolved in it.Ans:B
Ans 7:
Class : Class 9
how u fools it will settle down when heating then when u do distillation it will come . u all are wrong ans is D
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 3
Match the columns and select the correct option.
| Column I | Column II |
| (A) Excretory system | 1. Kidney |
| (B) Digestive system | 2. Blood |
| (C) Nervous system | 3. Liver |
| (D) Circulatory system | 4. Brain |
| (E) Skeletal system | 5. Heart |
| 6. Bones | |
| 7. Lungs |
A (A) - 2, (B) - 3, (C) - 4, (D) - 5, (E) - 6
B (A) - 1, (B) - 3, (C) - 6, (D) - 2, (E) - 5
C (A) - 3, (B) - 6, (C) - 4, (D) - 5, (E) - 2
D (A) - 1, (B) - 3, (C) - 4, (D) - 2, (E) - 6
how...………………………..that's cheating...
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 8
Consider the given statements and select the option which correctly identifies true (T) and false (F) ones.
(i) Kanha National Park is the first reserve forest of India.
(ii) Kaziranga National Park is famous for rhinoceros.
(iii) The existence of endemic species is often threatened due to the introduction of exotic species from some other geographical area.
(iv) Botanical garden is an in situ method of biodiversity conservation.
| (i) | (ii) | (iii) | (iv) | |
| A | F | T | T | F |
| B | F | T | F | F |
| C | T | F | T | F |
| D | F | T | T | T |
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Subject :NSO Class : Class 5
Ans 3:
Class : Class 5
As only nails in bottle X got rusted,this means both water and airare required for rusting (as bottle X is fulfilling both the conditions) bottle W has only air, bottle Y has only water and bottle Z has oil.i.e., neither air nor water
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Subject :NSO Class : Class 5
Ans 5:
Class : Class 5
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