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Course: Middle school biology  > Unit 6

Lesson 1: Ecosystem dynamics
Science
Middle school biology
Ecosystems and biodiversity
Ecosystem dynamics
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Apply: ecosystem dynamics

Google Classroom

Problem

The graph below shows the size of a bird population over time.
One year, the amount of rainfall in the birds’ ecosystem was much higher than normal. This led to an increase in the amount of seeds available for the birds to eat.
Which of these graphs shows how the bird population likely changed as a result of the increased rain?
Choose 1 answer: