BSC 101 Unit 2 Exam questions with accurate
answers
Behavioral Defense Ans✓✓✓ behaving in ways that minimize risk
from predation
Biodiveristy Ans✓✓✓ the diversity of the different forms of life
Biodiversity Changes with Latitude Ans✓✓✓ increases closer to
equator
Biogeochemical Carbon Cycle Ans✓✓✓ burning of fossil fuels and
diffusion into oceans
Biological Carbon Cycle Ans✓✓✓ -heterotrophs/consumers
*cellular respiration
-autotrophs/producers
*cellular respiration
*AND
*photosynthesis
Carrying Capacity Ans✓✓✓ largest number of individuals of a
population that a environment can support
, Chemical Biodiversity Ans✓✓✓ variety of metabolic compounds in an
ecosystem
Chemical Defense Ans✓✓✓ the use by organisms of bitter, distasteful,
or toxic secretions that deter potential enemies.
Climate Change Ans✓✓✓ refers to changes in many climatic factors
and to different factors at different scales
Climate Ans✓✓✓ refers to the long term, predictable atmospheric
conditions of the specific area
Codon Ans✓✓✓ 3 letter "words" that code for an amino acid
Commensalism Ans✓✓✓ one species benefits, but the other is
unaffected
Competitive Exclusion Principle Ans✓✓✓ ecological rule that states
that no two species can occupy the same exact niche in the same habitat
at the same time
Consequences of Human Population Growth Ans✓✓✓ insufficient
resources, unequal distribution of resources, starvation, rapid spread of
disease, less effective sanitation, declining life expectancy
answers
Behavioral Defense Ans✓✓✓ behaving in ways that minimize risk
from predation
Biodiveristy Ans✓✓✓ the diversity of the different forms of life
Biodiversity Changes with Latitude Ans✓✓✓ increases closer to
equator
Biogeochemical Carbon Cycle Ans✓✓✓ burning of fossil fuels and
diffusion into oceans
Biological Carbon Cycle Ans✓✓✓ -heterotrophs/consumers
*cellular respiration
-autotrophs/producers
*cellular respiration
*AND
*photosynthesis
Carrying Capacity Ans✓✓✓ largest number of individuals of a
population that a environment can support
, Chemical Biodiversity Ans✓✓✓ variety of metabolic compounds in an
ecosystem
Chemical Defense Ans✓✓✓ the use by organisms of bitter, distasteful,
or toxic secretions that deter potential enemies.
Climate Change Ans✓✓✓ refers to changes in many climatic factors
and to different factors at different scales
Climate Ans✓✓✓ refers to the long term, predictable atmospheric
conditions of the specific area
Codon Ans✓✓✓ 3 letter "words" that code for an amino acid
Commensalism Ans✓✓✓ one species benefits, but the other is
unaffected
Competitive Exclusion Principle Ans✓✓✓ ecological rule that states
that no two species can occupy the same exact niche in the same habitat
at the same time
Consequences of Human Population Growth Ans✓✓✓ insufficient
resources, unequal distribution of resources, starvation, rapid spread of
disease, less effective sanitation, declining life expectancy
