With the help of a flow chart, show the phenomenon of bio-magnification of DDT in an aquatic food chain.

With the help of a flow chart show hierarchial arrangement of in ascending order.

Explain with the help of a food chain how does bio-magnificaton of harmful chemical take place

With the help of flow chart only show the stages of asexual reproduction in the life cycle of the parasite in the infected person.

With the help of a flow-chart only show the stages of sexual reproduction in the life cycle of the paradise in the infected human.

Explain biomagnification of DDT in an aquatic food chain. How does it affect the bird population?

Name the type of food chains responsible for the flow of larger fraction of energy in an aquatic and a terrestrial ecosystem respectively. Mention one difference between the two food chains.

Highest DDT concentration in a aquatic food chain shall occur in

A mobile phone lies along the princip axis of a concave miror.Show,with the help of a suitable diagram,the rformatrion of its image.Explain,wy magnification isnot uniform.