Refer to the Following Graph

question 21

Multiple Choice

Refer to the following graph:


The consumer's income is $1,200.
-What is Y₁?

• A) 30
• B) 80
• C) 110
• D) 120
• E) none of the above

---

Definitions:

Representative Clade

A taxonomic group representing a branch on the tree of life, including an ancestor and all its descendants.

Supergroup

A high-level taxonomic rank in the classification of organisms that is above the level of kingdom, used to organize the diversity of life.

Diplomonads

Diplomonads are a group of protozoans, often parasites, characterized by having two nuclei and a symmetrical appearance.

Archaeplastids

A monophyletic supergroup of eukaryotes with chloroplasts bounded by outer and inner membranes; include red algae, green algae, and land plants.