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Exam 3- BIO 251 Questions with Complete Solutions 100% Correct
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Exam 3- BIO 251 Questions with Complete Solutions 100% Correct
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Exam 3- BIO 251 Questions with Complete Solutions100% Correct
Niche Correct Answer-Conditions that an organism can survive and have positive
fitness/reproduce
Population Correct Answer-group of individuals of the same species that live in the same
place
Community Correct Answer-A group of organisms of different species in the same place at
the same time
Ecology Correct Answer-The study of organisms and how they interact with each other and
their environment
Ecosystem Correct Answer-The living and nonliving components of an area (community +
abiotic components)
Biome Correct Answer-All regions that share similar organisms and environmental
conditions
, Exam 3- BIO 251 Questions with Complete Solutions
100% Correct
Biosphere Correct Answer-All living things on Earth
Temperature Correct Answer-Varies with space (latitude, proximity to water, altitude,
wind...) and time (climate change, seasonality, day/night)
Abundence Correct Answer-# of individuals
Density Correct Answer-# of individuals per unit area of volume
Ways to quantify density? Correct Answer-transects, quadrats, mark-recapture
Zoonosis Correct Answer-An infectious disease that is transmissible from animals to
humans.
Virus Correct Answer-An infectious particle incapable of replicating outside of a cell,
consisting of an RNA or DNA genome surrounded by a protein coat (capsid) and, for some
viruses, a membranous envelope.
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