Biodiversity Question Preview (ID: 52792)


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True or False: Biodiversity is the total variety of species present in an ecosystem.
a) True
b) False
c)
d)

A coastal ecosystem is destroyed by a hurricane. Despite this, the ecosystem recovers quickly. This ecosystem is very
a) unhealthy
b) unstable
c) sustainable
d) low in biodiversity

True or false: Biodiversity decreases an ecosystems sustainability.
a) true
b) false
c)
d)

A disturbance will
a) only remove species from an area
b) only increase available resources
c) only alter available resources
d) remove species and alter available resources

True or false. A disturbance to one part of an ecosystem will result in changes to other parts of an ecosystem.
a) true
b) false
c)
d)

An ecosystem is sustainable if
a) a disturbance causes all species to die out
b) if there is a lot of biodiversity
c) if one species is removed and all other species die
d) if there is low biodiversity

A harsh winter kills all of the flowering plants in an ecosystem. A species of deer survive by eating on small shrubs, trees and wild grasses. This is an example of
a) low biodiversity and high sustainability
b) high biodiversity and high sustainability
c) low biodiversity and low sustainability
d) high biodiversity and low sustainability

One of the most biodiverse ecosystems on the planet is the
a) desert
b) tundra
c) coniferous forest
d) tropical rain forest

All of the following contribute to biodiversity except
a) drought
b) many links in a food web
c) lots of biodiversity
d) conservation efforts

High biodiversity means
a) low sustainability
b) high sustainability
c) not enough resources to go around
d) unhealthy ecosystems

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