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प्रश्न
The process by which oxidation of food in our body takes place is
विकल्प
photosynthesis
respiration
decomposition
combustion
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उत्तर
respiration
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संबंधित प्रश्न
Fill in the blank by choosing the correct word from the given list.
List: oxygen, carbonic, suIphur dioxide gas, precipitation, helium
____________ gas can cause acid rain.
State and explain two ways by which air gets polluted in nature.
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
To prevent rusting, the underside of the ships is coated with __________________.
State four ways of preventing rusting.
Describe simple experiments to show the presence of -
water vapour in air using a glass tumbler and ice.
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
Name the catalyst used in the preparation and state it’s function.
Distinguish between:
Combustion & Rusting with suitable word equations only?
Give the main experimental points only to demonstrate that candle-gains weight on burning.
Give reason for the following:
Acid rain has caused damage to heritage structures such as the Taj Mahal.
Give reason for the following:
Combustion and respiration show similarity.
