In a food chain herbivores are
Primary producers
Primary consumers
Secondary consumers
Decomposers
Given below is a list of autotrophs and heterotrophs. With your knowledge about food chain, establish various linkages between the organisms on the principle of ‘eating and being eaten’. What is this inter-linkage established known as ?
Algae, hydrilla, grasshopper, rat, squirrel, crow, maize plant, deer, rabbit, lizard, wolf, snake, peacock, phytoplankton, crustaceans, whale, tiger, lion, sparrow, duck, crane, cockroach, spider, toad, fish, leopard, elephant, goat, nymphae, spirogyra.
Flow of energy through various trophic levels in an ecosystem is unidirectional and non-cyclic. Explain.
$A$ : Detritus food chain begins with detritus.
$R$ : Detrivores like fungi and bacteria are major decomposers in such food chains.
The second trophic level in a lake is
In an ecosystem, the insectivorous plants are placed in