Which is the most important service provided by environment?

Considerable amount of GPP is utilized by plants in

Which one is the most appropriate definition of secondary productivity?

Choose the factor on which primary productivity does not depend.

The annual net primary productivity of the whole biosphere is approximately billion tonnes (dry weight) of organic matter.

The rate at which light energy is changed into chemical energy of organic molecules in ecosystems is

What is net primary productivity?

The slow rate of decomposition of fallen logs in nature is due to their

Small amount of energy sustains the entire living world is only ……………………… of the PAR.

Choose incorrect statement out of the following