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प्रश्न
Analogy
Photosynthesis : _____ :: Respiration : Oxygen
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उत्तर
Photosynthesis: Carbon – dioxide :: Respiration: Oxygen
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संबंधित प्रश्न
Tick (√) the most appropriate answer.
The humans pollute the air by :
Classify Carbon monoxide. Also give a balanced equation to prepare it.
Write ‘True’ or ‘False’ in front of following statement.
The catalyst used in laboratory preparation of oxygen gas from hydrogen peroxide gas is magnesium oxide
Write ‘True’ or ‘False’ in front of following statement.
Enamelling is the process of baking a mixture of silicates on the surface of aluminium at a high temperature.
Write ‘true’ or ‘false for the following;
The major component of air is oxygen.
What happens if the percentage of oxygen in the air reaches to 70%?
Which of the following is true about oxygen?
The Scottish chemist ______ discovered carbon dioxide is present in air.
Nitrogen is an essential element present in proteins and nucleic acids which are the building blocks of living things.
State whether the following statement is true or false. If false, correct them.
Air helps in the movements of sailing yachts and gliders but plays no role in the flight of birds and aeroplanes.
