Lisa A. Urry Chapters 1-56
Ecology is the study of ______.
A) life
B) interactions between organisms and their environments
C) human effects on the environment
D) interactions between humans and other species - ANSWER-B)
interactions between organisms and their environments
Which of the following is abiotic?
A) a protist
B) a plant
C) a rock
D) a fungus - ANSWER-C) a rock
If you study how two species of finches compete for food, you are trying
to answer a question about _______.
A) ecosystems ecology
B) community ecology
C) organismal ecology
D) population ecology - ANSWER-B) community ecology
What level of ecology is concerned with the adaptations of individuals?
,A) organismal
B) population
C) community
D) ecosystem - ANSWER-A) organismal
What level of ecology is concerned with groups of individuals of the
same species?
A) community
B) organism
C) population
D) ecosystem - ANSWER-C) population
What level of ecology is concerned with groups of individuals of
different species?
A) community
B) population
C) ecosystem
D) organism - ANSWER-A) community
What is a population?
A) a community as well as all the abiotic factors in a particular
geographic area
B) a group of organisms living in a particular geographic area
C) a group of organisms of the same species living in a particular
geographic area
D) all of the organisms of a species existing at a particular time -
ANSWER-C) a group of organisms of the same species living in a
particular geographic area
Which of these is a community?
,A) all of the organisms living in your home
B) all of the Staphlococcus aureus (a species of bacteria) living on your
skin
C) all of the people living in your neighborhood
D) all of the nut grass (considered a weed) in my backyard - ANSWER-
A) all of the organisms living in your home
What level of ecology is concerned with both the biotic and abiotic
aspects of an environment?
A) organism
B) ecosystem
C) population
D) community - ANSWER-B) ecosystem
Which of the following organisms are not ultimately dependent on
sunlight for energy?
A) marine species that live in the aphotic zone
B) predators
C) species that live in hydrothermal vent habitats
D) bacteria that feed on dead organic matter - ANSWER-C) species that
live in hydrothermal vent habitats
Aquatic organisms ______.
A) may experience problems with water balance
B) have a waxy coating to prevent water loss
C) never find light to be in short supply
D) typically have a plentiful supply of nitrogen - ANSWER-A) may
experience problems with water balance
Which nutrients often limit the distribution and abundance of
photosynthetic organisms?
, a) carbon dioxide and nitrogen
B) water and carbon dioxide
C) nitrogen and phosphorus
D) water and oxygen - ANSWER-C) nitrogen and phosphorus
What term applies to the physical and physiological changes
experienced by astronauts who spend months in space?
A) adaptation
B) accreditation
C) cosmosation
D) acclimation - ANSWER-D) acclimation
Which of the following is a behavioral response to environmental
variability?
A) acclimation
B) migrating to a different location
C) endothermy
D) "flagging" by trees - ANSWER-B) migrating to a different location
In an aquatic ecosystem, what name is given to the region where
photosynthesis can occur?
A) pelagic zone
B) photic zone
C) benthic zone
D) aphotic zone - ANSWER-B) photic zone
Wetlands ______.
A) include rivers, streams, ponds, and lakes
B) are found in the intertidal zone
C) are an example of a marine biome