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Semester 1 Test (2) 2015
Test Description: Populations, Ecosystems, Biomes, Water cycle and Human Impact
Instructions: Answer all questions to get your test result.
1) what would eat a hamburger with lettuce on it
A
carnivore
B
herbivore
C
detritivore
D
omnivore
2) pollutions that is not easy to control and hard to be traced back to one location
A
smog
B
burning wastes
C
point-source pollution
D
nonpoint-source pollution
3) how do people use water from freshwater ecosytsem
A
all of the above
B
drinking
C
crop irrigation
D
bathing
4) dominant plants lose their leaves every autumn, soil is rich in nutrients
A
deciduous forest
B
grassland
C
desert
D
taiga
5) cold, dry, treeless biomes in far north
A
rain forest
B
tundra
C
grassland
D
desert
6) populated by moose, bears, lynx and covers most of the Earth
A
taiga
B
tundra
C
rain forest
D
grassland
7) perfect for growing crops and raising cattle and sheep, is also found in the savannas of Africa
A
tundra
B
Deciduous forest
C
grassland
D
Desert
8) dominant plants are firs, spruces and cedar that grow very high
A
temperate rain forest
B
tundra
C
grassland
D
desert
9) near the equator, weather is warm and wet year-round, residence to over half Earth's species
A
Taiga
B
Tropical rain forest
C
desert
D
Grassland
10) What is competition
A
two organisms fighting for the same resource
B
eating food
C
nothing
D
a predator
11) water vapor is released by platnts through their leaves this is called?
A
photosynthesis
B
transpiration
C
respiration
D
evaporation
12) the place in which an organism lives
A
habitat
B
community
C
ecosystem
D
population
13) instead of light energy, some producers use what?
A
sunlight
B
grass
C
chemical energy
D
water
14) which of the following would only plants
A
omnivore
B
carnivore
C
herbivore
D
detritivore
15) what are coral reefs
A
deposits of bones from dead fish
B
rocks
C
outside skeletons of tiny soft bodied animals
D
plants
16) what happen in photosynthesis
A
carbon dioxide, water and light combine to make sugars in the leaf
B
carbon dioxide and darkness make gooey liquid in the plants roots
C
nitrogen soaks in through their leaves
17) a rotting log can be an example of
A
food chain
B
climate
C
energy
D
ecosystem
18) the existence of a predator is a what?
A
limiting factor
B
ecosystem
C
community
D
negative factor
19) every ecosystem requires what to support life?
A
soil
B
plants
C
water
D
heat
20) what a species does in its habitat to survive is called its
A
community
B
ecosystem
C
niche
D
population
*select an answer for all questions
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