1. Create two food chains from the following list. Use Figure 4 to help you.
• raccoon • Elodea
• mallard duck • freshwater clam
• mosquito larva • human
• algae • duckweed

2. What is the role of producers in food chains and food webs?

3. (a) What are the similarities between food webs and food
chains?
(b) What are the differences between food webs and food
chains?

4. In your own words, explain what may happen to a food web if
one of the species of the web is removed.

5. What is the initial source of the energy in all food webs and
food chains?

you can answer 1 question or all its okay i will mark you as a brainliset if you answer this :)