how food chain is different from food web?
Answers
A food chain is the passing of energy and nutrition from one organism to another in a community.
A food web is an interconnected food chain.
FOOD CHAIN FOOD WEB
Definition
The flow of energy through a single and straight pathway
from the lower trophic level to the higher trophic level is
known as food chain.
The interconnected, numerous food chains through which the
energy flow in the ecosystem is known as food web.
Stability
the instability increases due to the increasing
number of separate and confined food chains.
Stability increases due to the existence of the complex
food chains.
Number of chains
it consists of only one straight chain.
it consists of many interconnected food chains.
Feed upon
member of higher trophic level depends upon the single type
of organisms of the lower trophic level.
Members of higher trophic level depend upon many different
types of the organism of the lower trophic level.
Disturbances arise due to
if one group of an organism disturbs, the whole chain will
be disturbed.
The food web doesn’t get disturbed by the disturbance of
one group of organisms.
Trophic level
Consists of 4-6 trophic levels of different species.
Contains numerous trophic level also of different
populations of species.