Biosphere

Q.

Why does life exist only on earth?

Q. Why does the biosphere exist?

1. Due to the lack of interaction of lithosphere, hydrosphere and atmosphere
2. Because of the interaction of lithosphere, hydrosphere and atmosphere
3. Because of the repulsion between lithosphere, hydrosphere and atmosphere
4. Because the lithosphere, hydrosphere and atmosphere cannot coexist together

Q. Will small changes in the lithosphere, hydrosphere, and atmosphere have any impact on human life?

1. No
2. Yes
3. Cannot say
4. Maybe

Q. Which of these are the basis for the existence of the biosphere on the Earth?

1. Lithosphere
2. Hydrosphere
3. Atmosphere
4. Stratosphere

Q. What is the biosphere?

1. The regions of the surface and atmosphere of the earth or another planet occupied by living organisms
2. The regions of the surface and atmosphere of the earth or another planet occupied by non-living organisms
3. The regions of the surface and atmosphere of the earth or another planet filled with water
4. The regions of the surface and atmosphere of the earth or another planet filled with air

Q. Plants obtain minerals required by them from which of the following?

1. Atmosphere
2. Hydrosphere
3. Lithosphere
4. Mesosphere

Q. Noosphere is synonym of:

1. atmosphere
2. hydrosphere
3. stratosphere
4. environment