Energy flow in ecosystem is
A). Unidirectional
B). Bidirectional
C). Multidirectional
D). None of the above
Unidirectional
Energy flow in ecosystem is Unidirectional.
1. Which phytoplankton exists at the size of 60 micro metre?
2. The range of normal human hearing is in the range of
3. Many wild plant and animals are on the verge of extinction due to
4. Which association below is not correct?
5. Which one is nature's cleaner?
6. Rainfall is measured by an instrument known as
7. All are primary pollutants except
8. The combination of which of the following soils is best for plant growth