WorksheetsEcosystem End of Course Exam Review
Total questions: 24
Worksheet time: 47mins
Name
Class
Date
1.
The day to day conditions of Earth's atmosphere are referred to as _____
a)
climate
b)
weather
c)
greenhouse effect
d)
microclimate
2.
Wind and ocean currents are created by
a)
greenhouse gases
b)
the changing angle of Earth's axis
c)
the reflection of solar energy back into space
d)
the unequal distribution of heat across Earth
3.
Earth's the main climate zones are produced by
a)
the unequal distribution of heat over Earth's curved surface
b)
changes in longitude
c)
direct sunlight over the poles
d)
the greenhouse effect
4.
A regions climate is define by
a)
factors such as solar energy trapped in the biosphere, latitude, wind, and ocean
b)
the day-to-day condition of Earth's atmosphere
c)
year-after-year patterns of temperature and precipitation
d)
environmental conditions that vary over small distances
5.
Earth's average temperature is largely controlled by concentrations of which three gases in the atmosphere
a)
carbon dioxide, methane, and water vapor
b)
carbon dioxide, methane, and hydrochloric acid
c)
carbon dioxide, ozone, and methane
d)
carbon dioxide, oxygen, and nitrogen
6.
An example of a producer is
a)
corn in field
b)
chicken raised on farm
c)
farmer who raises corn
d)
earthworm in a cornfield
7.
The most common primary producers harness energy through
a)
autosynthesis
b)
photosynthesis
c)
chemosynthesis
d)
biosynthesis
8.
When organisms used chemical energy to produce carbohydrates, the process is called
a)
chemosynthesis
b)
autosynthesis
c)
photosynthesis
d)
biosynthesis
9.
Organisms that cannot harness their own energy are called
a)
producers
b)
autotrophs
c)
consumers
d)
chemotrophs
10.
Organisms that consume a variety of tools including plants and animals are called
a)
detritivores
b)
carnivores
c)
scavengers
d)
onmivores
11.
which symbiosis is this
a)
parasitism
b)
mutualism
c)
commensalism
d)
nonalism
12.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
13.
The amount of energy that usually transfers from one trophic level to the next...
a)
10%
b)
20%
c)
80%
d)
50%
14.
The amount of energy that usually transfers from one trophic level to the next...
a)
10%
b)
20%
c)
80%
d)
50%
15.
What is one way that humans can lessen their ecological footprint?
a)
Recycle
b)
Eat more meat
c)
Drive large vehicles
d)
Increase agricultural area
16.
What is deforestation?
a)
throwing someone out of a window
b)
selectively cutting trees for lumber, making sure the forest remains healthy
c)
allowing more animals to graze on the land than it can support
d)
cutting and removal of rainforest
17.
What gas is increasing in large amounts due to human activities?
a)
BP
b)
carbon dioxide
c)
oxygen
d)
diesel
18.
What is the carrying capacity of this population?
a)
100
b)
200
c)
300
d)
400
19.
What type of growth is represented behind?
a)
exponential
b)
logistics
c)
a good kind
d)
representative
20.
Refer to the diagram of the survivorship curve.
Which curve best describes an organism that invests a lot of energy in parenting?
Which curve best describes an organism that invests a lot of energy in parenting?
a)
A
b)
B
c)
C
d)
this is not a survivorship curve
21.
An example of a density-independent limiting factor is
a)
competition
b)
disease
c)
drought
d)
predation
22.
Stress from overcrowding can
a)
weaken an animals disease resistance
b)
cause lower birthrates
c)
increases rates of emigration
d)
all of these can be caused from overcrowding stress
23.
Which of the following limiting factors is illustrated by the presence of a wasp larvae on a sphinx moth
a)
predation
b)
competition
c)
parasitism
d)
herbivory
24.
Competition between the members of the same species is an example of
a)
a density-dependent limiting factor
b)
a density-independent limiting factor
c)
evolutionary change
d)
overpopulation
100 %
