Solar energy used by green plants for photosynthesis is only

Of the total sunlight, only 2-10% of the solar energy is used by green plants for photosynthesis. Explain why?

What percentage of solar radiation is absorbed by all the green plants for photosynthesis ?

Solar energy trapped by green plants finally returns to the environment. Comment.

In green plants, during photosynthesis water act as:

In green plants, during photosynthesis water act as:

The percentage of solar radiation absorbed by all the green plants for the process of photosynthesis is about

The percentage of solar radiation absorbed by all the green plants for the process of photosynthesis is about

The percentage of solar radiation absorbed by all the green plants for the process of photosynthesis is about

Prokaryotes which can trap solar energy of ATP synthesis but not for photosynthesis are