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प्रश्न
Which of the following components of air is present in the largest amount in the atmosphere?
विकल्प
Nitrogen
Oxygen
Water vapour
Carbon dioxide
उत्तर
Nitrogen
Explanation:
Atmospheric air contains all the four mentioned components but the component with the largest amount present in the air is nitrogen, which constitutes 78%78% of the atmospheric air whereas oxygen constitutes 21%21%, and the remaining 1%1% is formed by water vapour, carbon dioxide, few other gases, and dust particles.
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संबंधित प्रश्न
Fill in the blank :
________ is the most abundant inert gas present in air.
Match the statements in List 1 with the correct answers in List 2
| List 1 | List 2 | ||
| 1 | An impurity in air | A | Water vapour |
| 2 | The component of air which supports combustion | B | Respiration |
| 3 | The inert component in the air slightly soluble in water | C | Rare gases |
| 4 | The component of air which minimizes the rate of evaporation | D | Sulphur dioxide |
| 5 | The process which involves oxidation of food substance in living organisms | E | Helium |
| 6 | The component of air which finds application in observation balloons | F | Carbon dioxide |
| 7 | The process which involves oxidation of substances, liberating heat and light energy | G | Combustion |
| 8 | The component of air which is heavier than air and fairly soluble in water | H | Nitrogen |
| 9 | The process by which atmospheric carbon dioxide is absorbed by plants resulting in the formation of carbohydrates | I | Photosynthesis |
| 10 | The component of air which is lighter than air and less than 1% in air | J | Oxygen |
Complete the statement given below by filling in the blank with the correct word from the words given:
The component of air which is variable in air above sea level and in air in general ______.
Nitrogen is _______ than air.
The component of air used by green plants to make their food, is ______.
______ is the main component of air.
Which gas is essential for burning?
How to show the presence of carbon-di-oxide in the air?
Make sentences using the given set of words.
99%, oxygen, nitrogen, and air, together
Write just a few sentences for an imaginary situation if any of the following gases disappear from the atmosphere
carbon dioxide
