Part I
Directions.
Read the scenario below and then write a CER to answer the question given.
A community of wolves and red squirrels lives in a coniferous-forest ecosystem in the United
Kingdom. This forest ecosystem is made up of a variety of trees that have needles or cones rather
than leaves. Other species of animals and plants also inhabit the same area. Wolves are the natural
predator of the red squirrels in the area. Red squirrels eat a variety of tree seeds.
Population Dynamics.
Prompt
Write a scientific explanation regarding how the mammal biodiversity of the forest would change if a
new species of squirrel, i.e., the gray squirrel, were introduced to the ecosystem.
Claim
Evidence
Reasoning