Download Ecology Take at Home Test

Ecology Take at Home Test
Multiple Choice
Identify the choice that best completes the statement or answers the question.
Additional Instructions: You may use your textbook but nothing else (do not discuss with other students or use
the internet to look up the answers). Record your answers on a separate piece of notebook paper. Use capital
letters and turn in tomorrow. Along with your justification and textbook reference (page and paragraph) If
you do not turn in the quiz on the date due, you will take the quiz in class without the textbook. If you are
absent email your answers or you will receive a zero on the quiz.
1. Climate is a global factor that produces
a. Earth’s unique ocean and atmosphere.
b. the shape and elevation of landmasses.
c. a wide range of environmental conditions that shapes communities.
d. solar energy within the atmosphere.
2. Which is a biotic factor that affects the size of a population in a specific ecosystem?
a. average temperature of the ecosystem
b. type of soil in the ecosystem
c. number and kinds of predators in the ecosystem
d. concentration of oxygen in the ecosystem
3. A wolf pack hunts, kills, and feeds on a moose. In this interaction, the wolves are
a. hosts.
c. mutualists.
b. prey.
d. predators.
4. The series of predictable changes that occurs in a community over time is called
a. population growth.
c. climax community.
b. ecological succession.
d. climate change.
5. Primary succession can begin after
a. a forest fire.
c. farm land is abandoned.
b. a lava flow.
d. a severe storm.
6. A biome is identified by its particular set of abiotic factors and its
a. average precipitation and temperature.
b. characteristic ecological community.
c. distance from the equator.
d. specific geographical location.
7. Which of the following is NOT one of the factors that play a role in population growth rate?
a. immigration
c. emigration
b. death rate
d. demography
8. The human population experienced exponential growth after
a. agriculture began.
c. the bubonic plague began.
b. plowing and irrigation began.
d. the Industrial Revolution began.
9. Which country has not yet completed the demographic transition?
a. United States
c. Great Britain
b. India
d. Japan
10. Land is a resource that provides
a. space for cities and suburbs.
c. soil for growing crops.
b. raw materials for industry.
d. all of the above
11. An example of a sustainable-development practice is the use of beneficial insects like ladybugs to
a. harm natural resources.
c. control unwanted pests.
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b. pollinate plants.
d. eat unwanted plants.
The sulfur and nitrogen compounds in smog combine with water to form
a. ozone.
c. acid rain.
b. ammonia.
d. chlorofluorocarbons.
The wearing away of surface soil by water and wind is known as
a. deforestation.
c. overgrazing.
b. desertification.
d. soil erosion.
Biodiversity is valuable in the biosphere because it
a. gives us interesting things to look at.
b. tells us about many other species.
c. is the biological life-support system of our planet.
d. provides humans with resistance to disease.
Carbon dioxide is released into the atmosphere by all of the following EXCEPT the
a. burning of fossil fuels.
c. burning of trees and forests.
b. depletion of the ozone layer.
d. burning of gasoline
Temperatures on Earth remain within a suitable range for life as we know it because of the
a. unequal heating of Earth’s surface.
b. loss of heat to space.
c. radiation of sunlight back into the atmosphere.
d. greenhouse effect.
The unequal heating of Earth’s surface
a. drives wind and ocean currents.
b. causes winds that transport heat throughout the biosphere.
c. has important effects on Earth’s climate regions.
d. all of the above
Each of the following is an abiotic factor in the environment EXCEPT
a. plant life.
c. rainfall.
b. soil type.
d. temperature.
An organism’s niche is
a. the range of physical and biological conditions in which an organism lives and the way in
which it uses those conditions.
b. all the physical and biological factors in the organism’s environment.
c. the range of temperatures that the organism needs to survive.
d. a full description of the place an organism lives.
A symbiotic relationship in which both species benefit is
a. commensalism.
c. predation.
b. mutualism.
d. parasitism.
Which two biomes have the least amount of precipitation?
a. tropical rain forest and temperate grassland
b. tropical savanna and tropical dry forest
c. tundra and desert
d. boreal forest and temperate woodland and shrubland
The movement of organisms into a given area from another area is called
a. immigration.
c. population shift.
b. emigration.
d. carrying capacity.
When individuals in a population reproduce at a constant rate, it is called
a. logistic growth.
c. exponential growth.
b. growth density.
d. multiple growth.
24. A biotic or an abiotic resource in the environment that causes population size to decrease is a
a. carrying capacity.
c. limiting factor.
b. limiting nutrient.
d. growth factor.
25. If a population grows larger than the carrying capacity of the environment, the
a. death rate may rise.
c. death rate must fall.
b. birthrate may rise.
d. birthrate must fall.