Consider the Following Tree Diagram: What Is the Size

question 12

Multiple Choice

Consider the following tree diagram: What is the size of the subtree with root R?

• A)2
• B)4
• C)3

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Definitions:

Unit Area

A specific measurement used to describe the quantity of an object or substance within a defined area of space.

Keystone Species

A species whose presence in an ecosystem largely determines the species composition and functioning of that ecosystem.

Poison Arrow Frogs

A group of brightly colored frogs that are known for their powerful toxins, which indigenous people have used on the tips of arrows or darts for hunting.

Fruit-Eating Bats

Bats that primarily consume fruits or nectar from flowers, playing critical roles in ecosystem dynamics such as pollination and seed dispersal.