9/29/25 Ecosystems Carrying Capacity Quiz

What is biological carrying capacity?

• The total number of animals in the world

• The maximum number of a species an ecosystem can support

• The amount of food in a habitat

• The area size of a habitat

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Carrying capacity means the population size is unlimited.

• True

• False

An (a)   is a community of living things and their environment.

What happens if a forest that can only support 2 bears per square mile has 4 bears living there?

• The bears will all remain healthy

• There may not be enough food

• The forest will grow larger

• The plants will reproduce faster

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Match the term with the definition

• Amount of food available

• Abundance

• Something that can last over time

• Sustainability

• When species need the same resources

• Competition

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Why can locust swarms damage ecosystems?

• They eat only dead plants

• They eat all the vegetation

• They only eat small insects

• They make plants grow faster

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If bears eat all the nuts and berries, it may harm next year’s plants.

• True

• False

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What is the role of biologists in studying ecosystems?

• To study nonliving factors only

• To study living things and keep balance

• To increase animal populations

• To remove predators

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Which of these is a seasonal food source for sturgeon?

• Lake fly larvae

• Gizzard shad

• Walleye

• Aquatic plants

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Sturgeon in Lake Wago eat​ (a)   and as their ​ (b)   two main food sources.

• lake fly larvae
• gizzard shad
• Walleye
• Aquatic plants

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