ECOSYSTEMS 2026/2027 EXAM ACTUAL QUESTIONS
AND ANSWERS WITH COMPLETE SOLUTIONS
VERIFIED LATEST UPDATE GRADED A+
Ecosystem A biological community of interacting
organisms and their physical
environment.
Ecology Scientific study of interactions among
organisms and between organisms and
their environment
Habitat the natural home or environment of an
animal, plant, or other organism.
Symbiotic The relationship between two different
Relationship organisms in which at least one organism
benefits
Parasitism A relationship between two organisms
of different species where one benefits
, and the other is harmed
Mutualism A relationship between two species in
which both species benefit
Commensalism A relationship between two organisms
in which one organism benefits and the
other is unaffected
Population A group of individuals that belong to the
same species and live in the same area
Niche An organism's particular role in an
ecosystem, or how it makes its living.
Community A group of interdependent organisms
inhabiting the same region and
interacting with each other
Population Density The number of individuals in an area of a
specific size
Biotic Potential The maximum rate at which a population
could increase under ideal conditions
Carrying Capacity Largest number of individuals of a
population that a environment can support
Limiting Factor Any biotic or abiotic factor that
AND ANSWERS WITH COMPLETE SOLUTIONS
VERIFIED LATEST UPDATE GRADED A+
Ecosystem A biological community of interacting
organisms and their physical
environment.
Ecology Scientific study of interactions among
organisms and between organisms and
their environment
Habitat the natural home or environment of an
animal, plant, or other organism.
Symbiotic The relationship between two different
Relationship organisms in which at least one organism
benefits
Parasitism A relationship between two organisms
of different species where one benefits
, and the other is harmed
Mutualism A relationship between two species in
which both species benefit
Commensalism A relationship between two organisms
in which one organism benefits and the
other is unaffected
Population A group of individuals that belong to the
same species and live in the same area
Niche An organism's particular role in an
ecosystem, or how it makes its living.
Community A group of interdependent organisms
inhabiting the same region and
interacting with each other
Population Density The number of individuals in an area of a
specific size
Biotic Potential The maximum rate at which a population
could increase under ideal conditions
Carrying Capacity Largest number of individuals of a
population that a environment can support
Limiting Factor Any biotic or abiotic factor that
