Chapter 22 Quiz

What process starts with bare/barren rock followed by lichen?

• primary succession

• secondary succession

• both types of succession

What type of succession occurs after an event like a forest fire?

• primary succession

• secondary succession

• both

What are examples of pioneer species in primary succession?

• Bushes and Shrubs

• Oak trees

• Mosses and Lichens

• A rose bush

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Biodiversity should be highest during which example below?

• Immediately after a tornado

• When a volcano erupts and covers an area in lava

• When a forest has reached its climax community

• When an ecosystem is damaged by a hurricane

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A feeder fish usually follows behind sharks to pick up food scraps that they leave behind. The fish gets food and the shark is unaffected. This is an example of:

• Decomposition

• Parasitism

• Commensalism

• Mutualism

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High biodiversity is 

• having a lot of the same organism.
• having a few of the same organism.
• having a lot of variety of different organisms.
• only having one of each organism. 

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A species that plays a critical role in the health, maintenance, growth, or definition of an ecosystem.

• keystone

• invasive

• engineer

• predator

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Which one of the following keystone examples is a keystone predator found in the tidal pools of northwestern North America and was the species that launched Robert Paine’s keystone species concept?

• starfish

• sea otters

• beavers

• wolves

• elephants

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Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.

• commensalism
• mutualism
• neutralism
• competition

Aphids are tiny insects that live on and eat the leaves of plants, removing vital nutrients from the plants.

• Predation

• Parasitism

• Commensalism

• Mutualism

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