Question

The part of earth and atmosphere supporting life is
A. Biosphere
B. Biome
C. Ecotone
D. Biota

Answer 1

Hint: As we know already, the earth is the planet where we live. It is said to a world that is unlike any other planet. The atmosphere on the earth helps the people to live safely. People living here have access to the water and food unlimitedly. The presence of oxygen is the most important compound which plays a vital role in our life. This makes people live on the earth peacefully.

Complete answer: Biosphere is the environment formed by the combination of the entire inhabited part of the earth and its atmosphere. When we talk about the entire planet of earth and its atmosphere, we can include all the including the living and nonliving components
One can define the term biome as a community which includes the plants and animals that have common characteristics for the environment in which they naturally live. Such types of organisms are normally found over a range of continents. Thus, we can conclude that the term biomes refer to the distinct organic societies which are formed in the retort to a shared physical climate.
One can name transition areas which lie between two biotic groups, which are where the two communities meet and integrate as an ecotone.
We can refer the term biota to the region, habitat, or geological period of the life of the animal and plant for a particular period of time.
So, the correct answer is “Option A”.

Note:
The other name of the biosphere is ecosphere. One can refer the biosphere to the worldwide sum of all ecosystems. People say that the biosphere is the zone of life on Earth. Virtually one can define the term biosphere as a closed system with regards to matters which relates to the minimal inputs and outputs.