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प्रश्न
Which of the following are always at the second tropic level of food chains?
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उत्तर
Primary consumers (green plants) are always at the second trophic level.
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संबंधित प्रश्न
"Energy flow in a food chain is unidirectional" Justify this statement.
What will happen if we kill all the organisms in one trophic level?
The following statement is true or false :
In biology, human beings are called producers.
Construct a long food chain.
One of the following is not a consumer. This one is :
(a) giraffe
(b) antelope
(c) algae
(d) alligator
Which of the following gets the minimum energy through the food chain in an ecosystem?
(a) carnivore
(b) large carnivore
(c) producer
(d) herbivore
A food chain consists of fish, larvae, phytoplanktons and birds. The level of pesticides in water in which the fish, larvae and phytoplanktons live is quite high.
Which other organism you could write in place of bird in the above food chain?
Arrange the following in a correct sequence and form a food chain
Human → Insect → Algae → Fish
The food chain begins with the energy given by the ______.
Define – Heterotrophs.
