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प्रश्न
Observe the picture given in Fig. carefully and answer the following questions.
Can you comment on the air quality of the place shown in Fig?
उत्तर
The exhaust from vehicles is polluting the environment and deteriorating the air quality making it difficult to breathe clean air.
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संबंधित प्रश्न
Suggest five measures to prevent air pollution.
What is nitrogen-fixation?
Briefly state the importance of Oxygen.
Name and briefly explain four ways by which pollution of air caused by humans is minimised.
Fill in the blank
Green plants need ________________to prepare food.
What is the source of carbon dioxide in air?
Classify the following.
( Dog, Cat, coconut tree, monkey, brinjal plant, papaya plant)
| Things which give out oxygen | Things which give out carbon dioxide |
How do astronauts breathe when they go beyond the earth’s atmosphere?
A ______ gas that is used to remove carbon impurities from the steel.
What is not true about air?
