Succession Interactive Quiz

Which of the following best describes succession?

• The creation of new life from nothing in an ecosystem.

• The reduction (decrease) of biodiversity in an ecosystem over time

• Changes in species in a community over time as species colonize an area.

• All of these are good descriptions of succession.

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Which of the following are true?

• None of the responses are true

• Secondary succession occurs in an area that already had life and soil.

• Primary succession begins in an area that does not have soil.

• Primary succession occurs in an area that already had life and soil.

The first species to appears are lichens, then mosses and then ________

After grasses and flowers arrive, then bushes and shrubs, and finally _______

Lichens are often the first species to colonize an environment during primary succession. What is the name of the first species to colonize an area?

• primary succession

• a pioneer species

• secondary succession

• a first order consumer

How do lichens change the abiotic (non-living) environment to help other species of plants?

• They provide energy for other plants

• They reflect sunlight to help them grow

• They break down rock and form soil

• They are a good food source for pollinators

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Why do lichens and mosses get mostly replaced by larger plant species during succession?

• Larger plants are not easy to eat, so they are more likely to avoid predation

• Larger plants compete for resources like space, sunlight, and soil nutrients and win

• Larger plants do not use as many resources as lichens and mosses.

• None of these are true.

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Do plants or animals come first in succession? Why?

• Plants and animals colonize the environment at the same time (simultaneously)

• Animals come first because animals are needed to control plant populations

• Plants come first because animals rely on plants for food.

• Animals come first because all plants required pollinators

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In Secondary Succession, what event happens first after an ecosystem is destroyed by a natural disaster like a wildfire?

• The climax community for the area is established once again.

• Bushes begin to dominate.

• Trees become common and outcompete other plants for sunlight.

• Pioneer species like grasses and flowers start to grow.

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Which response below is the final stage after an ecosystem is destroyed by a wildfire?

• Trees become common and outcompete other plants for sunlight

• The climax community for the area is established once again.

• Pioneer species like grasses and flowers start to grow.

• Bushes begin to dominate the area.