Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem?
Which one of the following types of organisms occupy more than one trophic level in a pond ecosystem?
- A
Phytoplankton
- B
Fish
- C
Zooplankton
- D
Frog
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Choose the incorrect sentences from below.
Choose the incorrect sentences from below.
The amount of organic matter stored by green plants in a unit time and area is called
The amount of organic matter stored by green plants in a unit time and area is called
The correct path of energy flow in an ecosystem is
The correct path of energy flow in an ecosystem is
In an ecosystem, the population of
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- [AIPMT 1988]
The lentic ecosystem includes which of following water
The lentic ecosystem includes which of following water