ICSE Class 8 Answered
Food Chain |
Food web |
It refers to a natural system by which energy is transmitted from one organism to another |
It consists of a number of interconnected food chains. |
Member of higher trophic level feed upon a single type of organism |
Member of higher trophic level feed upon many organisms |
It does not have any effect on improving the adaptability and competitiveness of the organism. |
Food webs improves the adaptability and competitiveness of the organism. |
Example- Carrots ---> rabbit --> snake --> eagle |
Example- A hawk might also eat a mouse, a squirrel, a frog or some other animal. The snake may eat a beetle, a caterpillar, or some other animal. And so on for all the other animals in the food chain. |