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प्रश्न
In the following food chain, 20,000 J of energy was available to the plants. How much energy would be available to man in this chain?
Plants → Sheep → Man
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उत्तर
In the given food chain, it is mentioned that the amount of energy available to the plants is 20,000 J. As we know that according to the ten percent law, only ten percent of the total energy at one trophic level is available for use to the next trophic level. So, the amount of energy available to the sheep is 2000 J, andamount of energy available to the man is 200 J.
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संबंधित प्रश्न
In a food chain of frog, grass, insect and snake, assign trophic level to frog.
What are trophic levels? Give an example of a food chain and state the different trophic levels in it.
Write an aquatic food chain.
At which trophic level a person is feeding when he is eating fish.
What will happen if deer is missing in the food chain given below?
Grass → Deer → Tiger
What would happen to the number of rabbits and grass plants if the number of foxes decreased?
Calculate the amount of energy that will be available to big fish in the following food chain, if 10,000 J of energy is available to small algae from the sun :
Small algae → Zooplankton → Fish → Big fish
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 organism will have the maximum amount of pesticides accumulated through the food chain? What is this process known as?
Which of the following is a logical sequence of food chain?
Assertion (A): The energy which passes to the herbivores does not come back to autotrophs.
Reason (R): The flow of energy in a food chain is unidirectional.
