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प्रश्न
Arrange the following statements in correct sequence
- Plants manufacture food by a process called photosynthesis.
- Plants require energy for their growth.
- Plants take in oxygen and release carbon dioxide just as animals.
- Plants take carbon dioxide from the atmosphere, use chlorophyll in the presence of sunlight and prepare food.
- Such oxygen is available to animals and human beings for breathing.
- During this process, oxygen is released by plants.
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उत्तर
- Plants take in oxygen and release carbon dioxide just as animals.
- Plants require energy for their growth.
- Plants manufacture food by a process called photosynthesis.
- Plants take carbon dioxide from the atmosphere, use chlorophyll in the presence of sunlight and prepare food.
- During this process, oxygen is released by plants.
- Such oxygen is available to animals and human beings for breathing.
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संबंधित प्रश्न
Statement given below is incorrect. Write the correct statement :
Potassium nitrate on strong heating decomposes into potassium nitrite and nitrogen gas.
Give reason:
Mountaineers and divers carry oxygen cylinders with them.
Give a reason why nitrogen is filled in food packets and not oxygen.
State what would happen, if the air above the earth contained mainly oxygen and no nitrogen
State the utility of oxygen for respiration in plants
Name the following:
The product formed when phosphorus burns in oxygen.
What is the percentage of nitrogen in air?
What happens if the percentage of carbon-dioxide increases in the air?
Nitrogen is _______ than air.
Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain ______.
