Food Webs and Food Chains: Understanding the Basics

a) What does the arrow mean in a food chain?

b) Who is the producer in the food chain?

c) What is the third trophic level in the food chain?

d) Who is the tertiary consumer in the food chain?

e) What is the ultimate source of energy that drives the food chain?

Answers:

← The aortic arch a key structure in the circulatory system The importance of physic gardens in herbal medicine →