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Worksheets3.3 & 3.5 Biodiversity & Biodiversity under Attack
Total questions: 12
Worksheet time: 6mins
Name
Class
Date
1.
What are vulnerable or candidate species?
a)
not in immediate danger but could be soon
b)
species that are no longer endangered
c)
species that have already become extinct with no hope of coming back
d)
none of the above
2.
Any species in which every last member has died.
a)
Invasive
b)
Pest
c)
Extinct
d)
Weeds
3.
Which of the following is NOT part of overall biodiversity?
a)
species diversity
b)
genetic diversity
c)
individual diversity
d)
ecosystem diversity
4.
True or False: Climate change can have global, not just local, impacts on biodiversity.
a)
true
b)
false
5.
How can humans best help an endangered species avoid extinction?
a)
they can feed the animals
b)
they can put the animals in a zoo
c)
they can protect the animal’s habitat
d)
they can take the animal to new habitats
6.
Where are many biodiversity hotspots located?
a)
deserts
b)
tropical rain forests
c)
polar ice regions
d)
rocks
7.
What is THE most major cause of extinction today?
a)
habitat destruction by humans
b)
poaching
c)
disease
d)
hunting
8.
Which area would have less biodiversity?
a)
desert
b)
forest
c)
ocean
d)
lake
9.
Biodiversity ________ are regions with unusually large numbers of unique ________.
a)
hot spots ; species
b)
species ; hot spots
c)
biomes ; plants
d)
sanctuaries ; flora
10.
Some species are so important to the functioning of an ecosystem that they are called
a)
keystone species
b)
cornerstone species
c)
essential species
d)
exotic species
11.
If an organism is classified as _______________, then it no longer exists in the wild in a specific area.
a)
threatened
b)
extinct
c)
extirpated
d)
endangered
12.
What does this picture represent?
a)
species diversity
b)
ecosystem diversity
c)
genetic diversity
d)
biodiversity
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