Nr 103 Exam 1 Questions With Complete Solutions
abundance Correct Answers number of individs of a species in
a given area
adaptation Correct Answers trait that increases fitness relative
to individs without that trait
alleles Correct Answers 1 of 2 or more alternative forms of a
gene that arise by mutation
ANOVA Correct Answers analysis of variance used to
determine whether there are any differences between the means
of 3 or more groups
autotrophs, heterotrophs, decomposers Correct Answers auto-
organisms that assimilate energy from sunlight (photosynthesis),
or from inorganic compounds (chemosynthesis)
hetero- obtain their energy by consuming energy-rich organic
compounds from other organisms
decomposers- break down organic matter
Batesian mimicry Correct Answers resemblance of an edible to
an unpalatable
ex. snakes that look the same, one is poisonous and one is
harmless, but animals won't touch either bc they think they're
both poison
, Beaver browsing benefits beetles Correct Answers ??
biomes Correct Answers large naturally occurring community
of flora and fauna in a major habitat
ex. forest, tundra
causation- correlation Correct Answers causation doesn't =
correlation
could be other factors
climate Correct Answers long term description of weather
condition Correct Answers presence of hazardous substances in
the environment
ex. natural resources, soil, ground water
confounding factor Correct Answers outside influence that has
effect on an experiment
control Correct Answers group that doesn't receive the variable
testing, doesn't receive the treatment
Darwin's finches example Correct Answers ??
define ecology Correct Answers scientific study of interactions
between organisms
abundance Correct Answers number of individs of a species in
a given area
adaptation Correct Answers trait that increases fitness relative
to individs without that trait
alleles Correct Answers 1 of 2 or more alternative forms of a
gene that arise by mutation
ANOVA Correct Answers analysis of variance used to
determine whether there are any differences between the means
of 3 or more groups
autotrophs, heterotrophs, decomposers Correct Answers auto-
organisms that assimilate energy from sunlight (photosynthesis),
or from inorganic compounds (chemosynthesis)
hetero- obtain their energy by consuming energy-rich organic
compounds from other organisms
decomposers- break down organic matter
Batesian mimicry Correct Answers resemblance of an edible to
an unpalatable
ex. snakes that look the same, one is poisonous and one is
harmless, but animals won't touch either bc they think they're
both poison
, Beaver browsing benefits beetles Correct Answers ??
biomes Correct Answers large naturally occurring community
of flora and fauna in a major habitat
ex. forest, tundra
causation- correlation Correct Answers causation doesn't =
correlation
could be other factors
climate Correct Answers long term description of weather
condition Correct Answers presence of hazardous substances in
the environment
ex. natural resources, soil, ground water
confounding factor Correct Answers outside influence that has
effect on an experiment
control Correct Answers group that doesn't receive the variable
testing, doesn't receive the treatment
Darwin's finches example Correct Answers ??
define ecology Correct Answers scientific study of interactions
between organisms
