Consider the following segment of a food web: Snails and grasshoppers eat pepper plants; spiders eat grasshoppers; shrews eat snails and spiders; and owls eat shrews. The shrew occupies the trophic level(s) of __________.
a. primary consumer
b. secondary consumer
c. tertiary consumer
d. primary and secondary consumer
e. secondary and tertiary consumer
Answer: secondary and tertiary consumer
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