Which of the following is not a greenhouse gas?
- Acarbon dioxide
- Bsulphur dioxide
- Cmethane
- ✓nitrogen
Answer: D.
View full solution →Question types
Air and Atmosphere question types
122 questions across 8 question groups — pick any mix to generate a CHEMISTRY paper with step-by-step answer keys.
122
Questions
8
Question groups
5
Question types
01
MCQ
9 Q→02[2 Mark Question Answer]
21 Q→03[3 Mark Question Answer]
8 Q→04[5 Mark Question Answer]
10 Q→05[1 Mark Question Answer]
47 Q→06Fill in the blanks.
15 Q→07TRUE / FALSE
9 Q→08Match The Following.
3 Q→Sample Questions
Air and Atmosphere questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Respiration
- Ais a slow process
- Bis a natural and continuous process
- Ctakes place at body temperature
- ✓all of the above
Answer: D.
View full solution →Fuels which do not leave any residue on burning are
- Acoal and wood
- Bcoal and $\ce{LPG}$
- Cwood and $\ce{CNG}$
- ✓$\ce{LPG}$ and $\ce{CNG}$
Answer: D.
View full solution →Photosynthesis is a process in which plants
- Atake in oxygen and give out carbon dioxide
- ✓take in carbon dioxide and give out oxygen
- Ctake in nitrogen and give out oxygen
- Dnone of the above
Answer: B.
View full solution →Rust is
- ✓hydrated iron oxide
- Bhydrated copper sulphate
- Canhydrous iron oxide
- Dnone of the above
Answer: A.
View full solution →Give word equation for the following conversion:
Carbon dioxide in the air to carbohydrates in plants.
Carbon dioxide in the air to carbohydrates in plants.
The diagrams below represents an experiment to show the presence of a component of air.
1.State why air is sucked from – outlet ‘B’ and not from outlet “A”
2.State why the air is sucked ‘slowly’ from the outlet “B”
3.State the observation seen after completion of the experiment.
4.State the reason for the above observation seen.
5.Name another component which if present in air as a pollutant would 6.have given a similar observation
1.State why air is sucked from – outlet ‘B’ and not from outlet “A”
2.State why the air is sucked ‘slowly’ from the outlet “B”
3.State the observation seen after completion of the experiment.
4.State the reason for the above observation seen.
5.Name another component which if present in air as a pollutant would 6.have given a similar observation
State four steps to be taken to control air pollution.
What is meant by ozone depletion?
Mention five causes of air pollution.
Name the processes which maintain the balance between oxygen and carbon dioxide in the air. How is it done?
Why is air called a mixture? Give five facts in support of your answer.
Describe a simple experiment with the help of a diagram to show that Air is highly compressible
Describe a simple experiment with the help of a diagram to show that Air exerts pressure
Describe a simple experiment with the help of a diagram to show that Air has mass
State two similarities and two differences between respiration and burning.
State the full form of LPG and CNG? How are the two different in their composition?
Write down the composition of three main gases present in air by volume.
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.
With the help of a labeled diagram, describe a simple experiment to show the presence of oxygen and nitrogen in air using a piece of white phosphorus.
Give word equation for the following conversion:
Nitric acid to soluble nitrates in the soil
Nitric acid to soluble nitrates in the soil
Give word equation for the following conversion:
Nitrogen dioxide to nitric acid
Nitrogen dioxide to nitric acid
Give word equation for the following conversion:
Nitric oxide to nitrogen dioxide
Nitric oxide to nitrogen dioxide
Give word equation for the following conversion:
Nitrogen of the air to nitric oxide
Nitrogen of the air to nitric oxide
Name the following:
The component of air which does not support combustion.
The component of air which does not support combustion.
The component of air which is variable in air above sea level and in air in general ______.(oxygen, water vapour)
The product formed which is common to both combustion and respiration is ______.(carbon dioxide, nitrogen dioxide)
The component of air used in photosynthesis is ______ and the products of photosynthesis is oxygen.(carbon dioxide, oxygen)
___________is an example of a pollutant present in the air.(hydrogen sulphide, carbon dioxide)
The ______ is a layer which extends up to about 10-50 km. above the earth. (troposphere, stratosphere)
Air is a mixture and not a compound since the components of air cannot be separated by physical methods.
Photosynthesis is a process by which green plants prepare their own food in the presence of sunlight and chlorophyll.
Carbon dioxide, water vapour and energy in the form of heat are evolved during respiration.
The percentage of carbon dioxide in the air is between 0.2 to 0.4%.
The mesosphere in the atmosphere, contains most of the air, fit for respiration
Match the statements in List 1 with the correct answers in List 2
| List 1 | List 2 | ||
| 1 | An impurity in air | A | Respiration |
| 2 | The component of air which finds application in observation balloons | B | Sulphur dioxide |
| 3 | The process which involves oxidation of food substance in living organisms | C | Nitrogen |
| 4 | The component of air which is heavier than air and fairly soluble in water | D | Helium |
Match the statements in List 1 with the correct answers in List 2
| List 1 | List 2 | ||
| 1 | The process which involves oxidation of food substance in living organisms | A | Helium |
| 2 | The component of air which finds application in observation balloons | B | Carbon dioxide |
| 3 | The process which involves oxidation of substances, liberating heat and light energy | C | Respiration |
| 4 | The component of air which is heavier than air and fairly soluble in water | D | Combustion |
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 | Nitrogen |
| 3 | The inert component in the air slightly soluble in water | C | Oxygen |
| 4 | The component of air which minimizes the rate of evaporation | D | Sulphur dioxide |
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