मराठी

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. - Science

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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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पाठ 5: Our Environment - Exercise 1 [पृष्ठ २३०]

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लखमीर सिंह Biology (Science) [English] Class 10
पाठ 5 Our Environment
Exercise 1 | Q 75.4 | पृष्ठ २३०

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संबंधित प्रश्‍न

Give reason to justify the following: Flow of energy in a food chain is unidirectional.


We do not clean natural ponds or lakes but an aquarium needs to be cleaned regularly. Why is it so ? Explain.


"Our food grains such as wheat and rice, the vegetables and fruits and even meat are found to contain varying amounts of pesticide residues." State the reason to explain how and why it happens?


What is biological magnification?


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
 


Consider the food chain :
Grass → Deer → Lion
What will happen if all the lions are removed from the above food chain?


Write down a food chain with five links in it.


At which trophic level a person is feeding when he is eating roasted chicken.


At which trophic level a person is feeding when he is eating bread.


At which trophic level a person is feeding when he is eating fish.


Construct a long food chain.


Give two differences between food chain and food web.


The sea water contains water beetles, tadpole, fish and weeds.

Write a food chain comprising all the given organisms.

 


Will the levels of biological magnification be different at different levels of the ecosystem?


If the energy available at the producer level in a food chain is 150 J, how much energy will be transferred to : tertiary consumer?
(a) 15 J
(b) 10 J
(c) 1.50 J
(d) 0.15 J


The harmful chemical which is accumulating in human beings through food chain is :
(a) benzenehexachloride
(b) dichlorodiphenyltrichloroethane
(c) chlorofluorocarbon
(d) abscisic acid


Primary consumers that eat plants are called _______.


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 ______.


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