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प्रश्न
The component of air used by green plants to make their food, is ______.
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उत्तर
The component of air used by green plants to make their food, is carbon dioxide.
संबंधित प्रश्न
Write ‘True’ or ‘False’ in front of following statement.
The trapping of solar heat energy in the earth’s atmosphere is called greenhouse effect.
Tick (√) the most appropriate answer.
A gas which dilutes the activity of oxygen in air is:
Give reason:
Mountaineers and divers carry oxygen cylinders with them.
You are given a test tube with two outlets and a bottle of lime water. Using same, how would you demonstrate experimentally the presence of carbon dioxide in air.
Name the main component of air.
Why do we see the sky and air clear and clean after rainfall?
How do plants and animals maintain the balance of oxygen and carbon dioxide in the air?
______ is necessary for all acids.
Write the reaction of carbon dioxide with lime water.
On a Sunday morning Paheli’s friend visited her home. She wanted to see some flowering plants in the nearby garden. Both of them went to the garden. While returning from the garden they also observed some flowering plants on the road side. But to their surprise they found that the leaves and flowers of these roadside plants were comparatively very dull. Can you help them to know why?
