Give differences : Food chain and food web
Food chain | Food web |
$(1)$ It is a linear sequence of organisms. | $(1)$ It is an inter connection of many food webs. |
$(2)$ Organisms found on higher trophic level depend on any one type of organisms for food. | $(2)$ There are many alternative sources lie with an organisms for food. |
$(3)$ Energy flow can we calculated easily. | $(3)$ The calculation of energy flow is difficult. |
Snake generally belongs to
Identify the possible link “$A$” in the following food chain.
Plant $→$ Insect $→$ Frog $→$ “$A$” $→$ Eagle
Assertion : A network of food chains existing together in an ecosystem is known as food web.
Reason : An animal like kite cannot be a part of a food web.
In a food chain, which of the following produces in the largest amount
Major conduit of energy in land and aquatic ecosystem is transferred through ______ and ______ respectively.