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Strickland's Environmental Midterm Reveiw
Test Description: Environmental science review
Instructions: Answer all questions to get your test result.
1) The rate of extinction has ____________ in recent years because of the activities of the human species
A
decreased
B
stayed the same
C
declined
D
increased
2) The greatest threat to most species is the destruction of their natural _____________
A
behaviors
B
offspring
C
habitat
D
thought processes
3) Zebras, Giraffes, and Elephants would be found in what type of biome
A
Taiga
B
Tropical Rainforest
C
Tundra
D
Savannah
4) _____________ refers to the variety of species on Earth
A
Biodiversity
B
ecosystems
C
Niche
D
communities
5) Bacteria and Fungi are important to ecosystems because they break down nutrients and recycle them in a process known as
A
photosynthesis
B
decomposition
C
eutrophication
D
carbonation
6) Heat, soil, and light are examples of the ___________ factors in an ecosystem
A
neutral
B
abiotic
C
biotic
D
organic
7) An organism's way of life is known as its_________
A
habitat
B
commensalism
C
parasitism
D
niche
8) Regarding the layers of the atmosphere what important layer is located within the stratosphere )hint: protects us from ultraviolet light
A
ozone
B
exosphere
C
mesosphere
D
ionosphere
9) What are some human activities that destroy the amount of biodiversity in an area:
A
construction
B
over farming
C
all of the above
D
clear cutting trees
10) What are some factors that would cause a population to decline?
A
births and deaths staying the same
B
births, immigration
C
deaths and emigration
D
immigration and emigration staying the same
*select an answer for all questions
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