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name 'the process of entering of polluta...

name 'the process of entering of pollutants in a food chain'.

A

Biomagnification

B

Bioinfection

C

Bioaccumulation

D

Biological control

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Complete the blanks. The entering of pollutants in a food chain is called _____(1). The tendency of polluntants to concentrate as they move from one trophic level to another is called ____(2).

What does a food chain how?

If we want to show a food chain consisting of grass, rabbit, snake and hawk then connect the given picture in textbook of organisms by putting arrows and make a food chain. (A). Name the producers and consumers in the above food chain. (B) Try to guess what the arrows marked by you are indicating. (C) Identify atleast four other food chains from your surroundings.

Name a producer in this food chain.

Increase in concentration of pollutant by the process of food chains is called

Increase in concentration of pollutant by the process of food chains is called

Write the importance of the food chain.

VGS PUBLICATION-BRILLIANT-OUR ENVIRONMENT-EXERCISE
  1. Read the following statements and select the correct option: (a) In...

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  2. How much percentage of the biomass is transferred from one tropic leve...

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  3. name 'the process of entering of pollutants in a food chain'.

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  4. What do you call the tendency of pollutants to concentrate as they mor...

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  5. Which of the followin is a secondary consumer in a grassland ecosystem...

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  6. The branch of biology that deals with the study of interactions betwee...

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  7. Among the following pesticides which is less dangerous?

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  8. What steps do you suggets towards prevention from harmful effects of p...

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  9. Are al terrestrial ecosystems similar?

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  10. This shows who eats what is in a particular habitat

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  11. In a food chain, the number of organisms at third trophic level is

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  12. What is the source of energy for all ecosystems?

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  13. The graphic representation of feeding level structure of an ecosystem ...

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  14. In ecological pyramids, producers are represented here

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  15. In ecological pyramids, producers are represented here

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  16. In a food chain the largest population is that of

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  17. Identification of a pollutant as organic, inorganic (or) organometalli...

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  18. Biomass can also be used as a

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  19. This pyramid represents the available food as a source of energy at ea...

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  20. Read the following statements and select the correct option: (a) In...

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