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PEARSON IIT JEE FOUNDATION-AMAZING AIR-ASSESSMENT TEST test -1
- Why do earthworms come out of soil in rainy season?
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- What conclustions can be draw based on the following diagrams ?
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- The dust particles come into air from a number of sources . Give some...
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- Name the component of air which extinguishes fire . Give reasons.
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- What are the major components of air ? Among these , which is the acti...
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- Observe the figure given below and answer the following questions. ...
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- Differentiate between (a) Respiration and Combustion.
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- Mention the essential requirements for rusting of iron.
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- What is acid rain?
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- What are the effects of oxides of oxides of sulphur and nitrogen on th...
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- Why are industrial areas prone to acid rain?
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- During an incident of fire , one is advised to wrap a woolen blanket o...
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- Prove that 'Air contains dust and smoke' .
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- How balance of oxygen and carbon dioxide in the atmosphers is maintain...
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- How will you show that air is essential for burning ?
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