Chlorophyll : Leaf
The chlorophyll is found in the chloroplasts present in the plant cells in the leaves.

Nitrogen : Bacteria
The nitrogen fixing bacteria transform the atmospheric nitrogen into fixed nitrogen

Amarbel : Parasite

Amarbel is an example of parasite. It grows over host plants and is a leafless and rootless parasite.

Animals : Heterotrophs
Heterotrophs are those which cannot make their own food. They consume *autotrophs or other heterotrophs.
*Autotrophs are those which make their own food.

Insects : pitcher plant