1. An organism can survive within a certain range of an abiotic factor

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1. An organism can survive within a certain range of an abiotic factor, but not above
and below that factor.
a. Carrying Capacity.
c. Law of tolerance.
b. Limiting Factors.
d. Law of minimum.
2. Factors that prevent organisms from reaching their biotic potential.
a. Mortality.
c. Limiting factors.
b. Carrying capacity.
d. Biotic potential.
3. The maximum amount of offspring a species could produce if resources are
unlimited.
a. Natality.
c. Limiting factors.
b. Carrying capacity.
d. Biotic potential.
4. The nutrient in least supply is the factor that limits population.
a. Mortality.
c. Law of tolerance.
b. Limiting factors.
d. Law of minimum.
5. The maximum amount of individuals that can be supported indefinitely in an
ecosystem.
a. Natality.
c. Emigration.
b. Immigration.
d. Biotic potential.
6. The death rate:
a. Natality.
c. Immigration.
b. Mortality.
d. Emigration.
7. Individuals moving out of a population.
a. Natality.
c. Immigration.
b. Mortality.
d. Emigration.
8. The biotic potential of a population is defined as:
a. The maximum number of individuals that can be supported indefinitely in an
ecosystem.
b. The maximum number of offspring a species could produce if resources are
unlimited.
c. The nutrient that is in the least supply and limits the population size.
d. The limited range of abiotic factors in which an organism can survive.
9. The carrying capacity of a population is defined as:
a. The maximum number of individuals that can be supported indefinitely in an
ecosystem.
b. The maximum number of offspring a species could produce if resources are
unlimited.
c. The nutrient that is in the least supply and limits the population size.
d. The limited range of abiotic factors in which an organism can survive.
10. The law of tolerence for a population is:
a. The maximum number of individuals that can be supported indefinitely in an
ecosystem.
b. The maximum number of offspring a species could produce if resources are
unlimited.
c. The nutrient that is in the least supply and limits the population size.
d. The limited range of abiotic factors in which an organism can survive.
11. The law of minimum for a population is:
a. The maximum number of individuals that can be supported indefinitely in an
ecosystem.
b. The maximum number of offspring a species could produce if resources are
unlimited.
c. The nutrient that is in the least supply and limits the population size.
d. The limited range of abiotic factors in which an organism can survive.
12. Which of the following factors does NOT help determine biotic potential?
a. Maximum number of offspring per birth.
b. Number of times a species reproduces each year.
c. Favorable light and temperature conditions.
d. Number of offspring that reach reproductive stage.
13. The mathematical equation that best describes the population growth of
Canada is:
a. Population growth = (births + deaths) – (immigration + emigration).
b. Population growth = (births + emigration) – (deaths + immigration).
c. Population growth = (births + immigration) – (deaths + emigration).
d. Population growth = (immigration +emigration) – (births + deaths).
14. The study of the interactions of all human species with non-living and living
factors in a given area is called:
a. Sustainability.
c. Biodiversity.
b. Ecosystem.
d. Ecology.
15. The non-living factors affecting ecosystems are called:
a. Biotic factors.
c. Abiotic factors.
b. Biodiversity.
d. Limiting factors.
16. A group of organisms of the same species living in a specific area is called a (n):
a. Ecosystem.
c. Community.
b. Population.
d. Niche.
17. Which of the following is not an abiotic factor:
a. Feeding relationships.
c. Water.
b. Light.
d. Temperature.
18. The type of population that occurs in an unlimited environment:
a. Population density.
c. Exponential growth.
b. Logistic growth.
d. Biotic potential.
19. The type of population change that occurs in limited environments:
a. Population density.
c. Exponential growth.
b. Logistic growth.
d. Biotic potential.
20. A type of organism-organism relationship where one species feeds on another
species:
a. Symbiosis.
c. Parasitism.
b. Predation.
d. Commensalism.
21. A type of organism-organism relationship where one organism benefits from the
relationship while the other is harmed:
a. Symbiosis.
c. Parasitism.
b. Predation.
d. Commensalism.
22. After a country has passed through a demographic transition, its population will
likely:
a. Be smaller that it was before the transition.
b. Have a birth rate higher that its death rate.
c. Be the same size it was before it started the transition.
d. Be larger than it was before it started the transition; and have birth and
death rates that are about equal.
23. During the lag phase of a logistic growth curve:
a. The population is just beginning to grow and there are few individuals
producing offspring.
b. There is rapid growth as numbers increase, so there are more individuals
producing offspring and resources are not yet limited.
c. There is no growth. The population has reached carrying capacity and birth
rate equals death rate.
d. There is rapid reduction in numbers. The population has exceeded carrying
capacity.
24. The study of changes in the number and composition of individuals in a
population, and the factors that influence those changes:
a. Population Biology.
c. Population Dynamics.
b. Human Ecology.
d. Environmental Biology.
25. Oil, water, and the fishery are examples of:
a. Agriculture.
c. Abiotic Factors.
b. Biotic factors.
d. Natural Resources.
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