Question
Biology Question on Eco-System
In an ecosystem, which one shows one-way passage
A
free energy
B
carbon
C
nitrogen
D
potassium.
Answer
free energy
Explanation
Solution
The behaviour of energy in ecosystem can be termed energy flow due to unidirectional flow of energy. Flow of energy is only in one direction i.e., from solar radiation >> producers >> herbivorous >> carnivores. This energy cannot pass in the reverse direction. There is decrease in the content and flow of energy with rise in tropic level.