Subject :NSO Class : Class 3
Subject :NSO Class : Class 6
When Asha suspended four bars of different materials from a pole and brought the North pole of a bar magnet near part P and Q of each bar one by one as shown in figure, then observations she recorded are as follows:
Which of the following sets correctly represents metal bars I, II, III and IV?
| Bar I | Bar II | Bar III | Bar IV | |
| A | Magnet | Stainless steel Bar | Magnet | Iron bar |
| B | Magnet | Iron bar | Magnet | Glass bar |
| C | Stainless steel bar | Magnet | Iron bar | Magnet |
| D | Magnet | Iron bar | Glass bar | Stainless steel bar |
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Subject :NSO Class : Class 3
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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 3
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Subject :NSO Class : Class 6
Which of the following is/are correctly matched?
| (i) | Process by which waste materials are used to make new products |
Recycling |
| (ii) | Large open areas used for solid waste disposal |
Landfills |
| (iii) | Biomedical waste | Incineration |
A(i) and (ii) only
B(ii) only
C(i), (ii) and (iii)
D(iii) only
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 7
