Subject :NSO Class : Class 7
Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 5
Read the given statements and select the option which correctly fills the blanks.
(i) Natural disaster caused by earthquakes or volcanic
eruptions under the sea and oceans is called 1.
(ii) Rainwater harvesting is used to minimize the
effects of 2.
(iii) 3 is a tropical storm, characterised by fast
spinning winds.
| 1 | 2 | 3 | |
| A | Tsunami | Drought | Cyclone |
| B | Cyclone | Flood | Hurricane |
| C | Landslide | Hurricane | Typhoon |
| D | Drought | Flood | Hurricane |
Ans 1:
Class : Class 7
ANS IS AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
Ans 4:
Class : Class 6
A is the correct answer as linen is a synthetic material thus not obtained from plants
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Subject :NSO Class : Class 6
Ans 2:
Class : Class 7
Galvanization is the process of applying a protective zinc coating to steel or iron surface, to protect it from rusting. The steel parts are submerged in a bath of molten zinc. While steel is immersed in zinc, a metallurgical reaction occurs between the iron in the steel and the molten zinc. So, this is a chemical process.
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 7