The layer of air surrounding the earth, which is a source of oxygen, is called ______.

Open in App

Solution

Atmosphere:
It is the layer of gases that surrounds the earth.
It is composed of 78% nitrogen, 21% oxygen, 0.9% argon, and 0.1% other gases.
It has 5 layers - troposphere, stratosphere, mesosphere, thermosphere, and exosphere.
The gases present in the atmosphere thin out as we go high up in each layer.
Thus, oxygen is present most abundantly in the troposphere.
Final answer: The layer of air surrounding the earth, which is a source of oxygen, is called the atmosphere.

Suggest Corrections

Similar questions

Fill in the blanks:
1. ................................. is a device to measure wind speed.
2. Envelop of air surrounding the earth surface ................................. .
3. Air ................................. on heating.
4. An alternative movement of hot and cold air is called ................................. current.
5. Air moves from a region of ................................. pressure to a region of ................................. pressure.
6. A cyclone is also called ................................. .
7. A hazard causing destruction is also called a ................................. .
8. ................................. are warm moist wind blowing from the sea to the land.

Q. The Earth is surrounded by a thick layer of air called the ___________.

Q. Earth is surrounded by a thick blanket of air called the:

An envelope of air surrounding the Earth is called __________

Q. (dust, atmosphere, mixture, motion, dissolved, oxygen).

1. Air is not one substance but a .
2. When air is in it is called wind.
3. Our earth is surrounded by
4. The aquatic animals use oxygen in the water for respiration.
5. Air contains particles.
6. The component of air that supports burning is called

Join BYJU'S Learning Program