Why is the troposphere especially important for life among the atmospheric layers?
Answer and explanation
Correct answer: It contains breathable air and most weather and water-cycle activity.
The governing concept is the relationship between the troposphere and conditions necessary for life. The troposphere contains most of the atmosphere’s mass, oxygen and nitrogen needed for breathing, along with water vapour, clouds, winds, and nearly all ordinary weather. These features support the water cycle and ecosystems. The other options contradict basic atmospheric composition or location, so option A is correct.
Frequently asked questions
What is the correct answer to this question?
It contains breathable air and most weather and water-cycle activity.
Why is this the correct answer?
The governing concept is the relationship between the troposphere and conditions necessary for life. The troposphere contains most of the atmosphere’s mass, oxygen and nitrogen needed for breathing, along with water vapour, clouds, winds, and nearly all ordinary weather. These features support the water cycle and ecosystems. The other options contradict basic atmospheric composition or location, so option A is correct.
Which subject and chapter does this question cover?
This is a Class 11 Accountancy question. Chapter: Theory Base of Accounting.
