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प्रश्न
The following is a food chain that ends with human :
Do you think that the food chain given in this question can really be regarded as a food chain? Explain your answer.
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उत्तर
No, it cannot be regarded as a food chain, as humans do not consume bees directly but only consume the food made by them.
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संबंधित प्रश्न
Give reason to justify the following: Flow of energy in a food chain is unidirectional.
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Write one or two word for the following statement/definition :
Each level of food chain where transfer of energy takes place
The decomposers in an ecosystem ______.
Organisms which synthesise carbohydrates from inorganic compounds by using radiant energy are called ______.
The sea water contains water beetles, tadpole, fish and weeds.
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The sea water contains water beetles, tadpole, fish and weeds.
Which organism is a secondary consumer?
A food chain occurring in the sea which provides food for many people can be written as :
phytoplankton → zooplankton → X → Y
Which organism in the above food chain is a (1) primary consumer, and (2) tertiary consumer?
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Match the terms given in column I with the terms given in column II and column III having the same meaning :
| Column I | Column II | Column III |
| (1) Secondary consumer | Herbivore | 1st trophic level |
| (2) Primary consume | Autotroph | 3rd trophic level |
| (3) Producer | Carnivore | 4th trophic level |
| (4) Tertiary consumer | Large carnivore | 2nd trophic level |
'If we excessively use pesticides to protect the crops from diseases, then it may cause long-term damage to mankind'. Justify this statement.
With the help of a food chain, explain how biological magnification of harmful chemicals can occur.
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If 100 J energy is available at the producer level in a food chain then the energy available to the secondary consumer will be ______.
The food chain begins with the energy given by the ______.
