An ecosystem must have continuous external source of
Food
Minerals
Energy
All of the above
It’s obvious.
Among the following, what happens in abiotic components of an ecosystem
When man eats fish which feeds onzooplanktons which have eaten small plants,the producer in this chain is
The green plants are removed from an aquarium
Flow of energy declines from low to higher trophic level in ecosystem, is mainly explained by
Which of the following is a primary consumerin maize field ecosystem ?
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