The highest DDT concentration in aquatic food chain shall occur in

  • Option 1)

    phytoplankton

  • Option 2)

    seagull

  • Option 3)

    crab

  • Option 4)

    eel

 

Answers (1)

As learnt

Biomagnification -

Biomagnification refers to increase in concentration of the toxicant at successive trophic levels. This happens because a toxic substance accumulated by an organism cannot be metabolised or excreted, and is thus passed on to the next higher trophic level.

- wherein

This phenomenon is wellknown for mercury and DDT.

 

 


Option 1)

phytoplankton

This option is incorrect

Option 2)

seagull

This option is correct

Option 3)

crab

This option is incorrect

Option 4)

eel

This option is incorrect

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