A wasteland food web

The diagram shows a number of food chains related to each other. This is called a food web. 

Use the food web to answer the following:   

a)
Name a producer in the food web. ____________________
 
b)
Which two animals in the food web are not eaten by other animals?
 
1.  ____________________  and  2.  ____________________
 
c)
Name a carnivore in the food web. ____________________
 
d)
In the space below draw a food chain that is part of this food web.
The food chain must contain small birds.

 
e)
 
What do the "arrows" mean in a food chain or food web?