Give differences : Grazing food chain and Detritus chain
Grazing food chain | Detritus chain |
$(1)$ It begins always with green plants to fertiary consumers. | $(1)$ It starts from decomposers. |
$(2)$ Green plants are first organisms which absorb solar energy. | $(2)$ Bacteria and fungi are found at its firs trophic level. |
$(3)$ Rate of energy flow is less. | $(3)$ Rate of energy flow is more. |
$(4)$ Large organisms regulate this chain. | $(4)$ Small organisms regulate this chain. |
In an ecosystem, the population of
In an ecosystem energy flows in
Which of the following trophic levels are occupied by sparrow?
Definitions / Explanation :
$(i)$ Saprotrophs
$(ii)$ Trophic level
Which of the following has the greatest amount of energy