Please select a subject first
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Why water is a good example for all states of matter?
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______ is the process by which water becomes water vapour.
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Roof top harvesting method is used in the agriculture field.
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List out four things that you can reduce, reuse and recycle at home or school.
| Reduce | Reuse | Recycle |
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______ is used to make bags, dustbins, and tooth brushes.
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Match the following.
| 1. | Plastic waste | Three R‛s |
| 2. | Waste separation | Eco-friendly material |
| 3. | Reduce, Reuse and Recycle | Threat to environment |
| 4. | Stainless steel | Biodegradable, recyclable and non-recyclable |
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Eco-friendly material is harmful to the environment.
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What is meant by eco-friendly material?
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You might have seen some huge colourful balloons flying high in malls. Those balloons are filled with nitrogen gas. Write the reason for filling nitrogen gas in balloons.
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Root nodules of some plants contain _____.
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Who am I?
I am not the supporter of burning.
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Plants need nitrogen for their growth.
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______ is an example for eco-friendly material.
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Write down the eco-friendly activities.
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Human body consists of ______ of water.
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Match the following:
| 1. | Vegetable oil | a. | Transparent |
| 2. | Glass | b. | Translucent |
| 3. | Wood | c. | Waterproof |
| 4. | Aluminum foil | d. | Opaque |
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Which material is transparent?
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