The maximum biological magnification of $ DDT$ through food web is seen in
Algae
Bacteria
Higher plants
Man
Which of the following is a functional aspect of an ecosystem?
$A-80\%$ of total global carbon is dissolved in ocean.
$R$- dry weight of organisms have $49\%$ carbon.
In the North East region of India, during the process of jhum cultivation, forests are cleared by burning and left for regrowth after a year of cultivation. How would you explain the regrowth of forest in ecological term ?
Chapparal occurs in area
$A$ : Neither the community modifies environment nor the environment forces the community to leave the place in climax stage of succession.
$R$ : Climax community is xerophytic in most of the types of succession.