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प्रश्न
Construct a food chain comprising the following :
Snakes, Hawk, Rats, Plants
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उत्तर
Plants → Rats → Snakes → Hawks
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संबंधित प्रश्न
List two main components of ecosystem?
Which of the following constitute a food-chain?
In the following food chain, 100 J of energy is available to the lion. How much energy was available to the producer?
Plants → Deer → Lion
In the following food chain, plants provide 500 J of energy to rats. How much energy will be available to hawks from snakes?
Plants → Rats → Snakes → Hawks
Explain how the pesticides enter a food chain and subsequently get into our body.
Why are plants called producers?
What name has been given to those organisms which break down the complex organic compounds present in dead animals and plants?
Which organisms belong to third and fourth trophic levels in the food chain comprising the following?
Rats, Plants, Hawk, Snakes
Which of the following is not a producer?
(a) grass
(b) zooplankton
(c) phytoplankton
(d) paddy
The sea water contains water beetles, tadpole, fish and weeds.
Which organisms can trap solar energy to make food?
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.
Give one example of a food chain having four organisms. Below each organism write the three appropriate terms from the part (a) above which you think it represents.
In a food chain consisting of grass, frog, bird and insects, where will the concentration of the harmful chemicals be maximum?
The following statement is true or false :
Only 10 per cent of the light energy given by the sun is available for transfer at each higher trophic level in a food chain.
Will the levels of biological magnification be different at different levels of the ecosystem?
What is meant by bioconcentration of pesticides
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?
"Energy flow in food chains is always unidirectional". Justify this statement. Explain how the pesticides enter a food chain and subsequently get into our body.
We should reduce the use of the plastic bags, bottles etc. because ______.
In the given food chain, suppose the amount of energy at the fourth trophic level is 5 kJ, what will be the energy available at the producer level?
Grass → Grasshopper → Frog → Snake → Hawk
