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प्रश्न
What is a food chain?
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उत्तर
The sequence of living organisms in a community in which one organism consumes another organism to transfer food energy is called a food chain. An example of a simple food chain is that operating in a grassland.
संबंधित प्रश्न
Why are green plants called producers?
What are planktons?
What is the role of decomposers in the ecosystem?
What is meant by a primary consumer?
Consider the food chain :
Grass → Deer → Lion
What will happen if all the lions are removed from the above food chain?
The sea water contains water beetles, tadpole, fish and weeds.
- Write a food chain comprising all the given organisms.
- Which organisms in the food chain are (i) herbivore, and (ii) carnivores?
- Which organisms are (i) predators, and (ii) prey?
- Which organisms can trap solar energy to make food?
- Which organism is a secondary consumer?
Name two predators of snakes in a food web operating in a forest ecosystem.
Fill in the following blank with suitable word :
Pesticides enter the food chain at the ...........level
Fill in the following blank with suitable word :
Lettuce → ............. → Fox
What is ten per cent law? Explain with an example.
