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प्रश्न
Choose the correct answer.
This gas protects us from the harmful ultraviolet radiation.
विकल्प
Oxygen
Ozone
Helium
Hydrogen
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उत्तर
Ozone
APPEARS IN
संबंधित प्रश्न
You have seen weather reports on television and in newspapers. How do you think we are able to predict the weather?
Give role of atmosphere in climatic control.
Set up an experiment to measure gain and loss of heat by water, sand and air.
What would happen to the earth if the atmosphere disappeared?
Match the following.
| A | B | ||
| 1. | Troposphere | (i) | Ozone |
| 2. | Stratosphere | (ii) | Ions |
| 3. | Thermosphere | (iii) | Outer Space |
| 4. | Exosphere | (iv) | Lowest Temperature |
| 5. | Mesosphere | (v) | Densest Layer of atmosphere |
State whether the following is true or false.
Communication satellites orbit in thermosphere.
What is the difference between the troposphere and the tropopause?
Choose the correct option.
The ozone layer is found between _______ km above the earth’s surface.
In your notebooks, draw a diagram showing the layers of the atmosphere. Mark clearly the ozone layer, the height at which a jet plane can fly and also the height up to which birds can fly.
Name the four layers of the atmosphere.
Very Short Answer Type Question:
What is the nature of the temperature?
Short Answer Type Question:
Give an account of the composition of the atmosphere. Also, discuss the importance of the components.
What are clouds made of?
The atmosphere is divided into ___________ layers.
There is cut-off signal when NASA rocket reaches in the region of ______.
What are Auroras?
______ is the lowest layer of the atmosphere.
Movement of wind takes place in ______ layer.
Where does Ozone layer lie?
Choose the correct sequences
