Biology Ecology Review Questions
and Answers 2025-2026 Updated.
ecology - Answer is the scientific study of the distribution and abundance of life and the
interactions between organisms and their environment.
biotic factors - Answer Living factors in an organism's environment
abiotic factors - Answer Nonliving factors in an organism's environment
biosphere - Answer a thin layer around Earth that extends from several kilometers above the
earth's surface down to the bottom of the ocean.
biome - Answer a large group of ecosystems that share the same climate and have similar
types of communities.
ecosystem - Answer a biological community and all of the abiotic factors that affect it.
habitat - Answer an area where an organism lives.
niche - Answer the role or position that an organism has in its environment.
biological community - Answer a group of interacting populations that occupy the same
geographic area at the same time.
competition - Answer occurs when more than one organism uses a resource at the same
time
predation - Answer when one species preys upon and eats another species for food.
symbiosis - Answer the close relationship between two species
parasitism - Answer when one organism benefits at the expense of another.
population - Answer a group of individuals of the same species inhabiting the same area.
, organism - Answer an individual living system
latitude - Answer The distance of any point on the surface of Earth north or south from the
equator
weather - Answer the condition of the atmosphere at a specific place and time.
climate - Answer The average weather conditions in an area
tundra - Answer soggy summers; permafrost; cold and dark much of the year
boreal forest - Answer summers are short and moist; winters are long, cold, and dry
temperate forest - Answer well-defined seasons; summers are hot, winters are cold
temperate woodland - Answer summers are very hot and dry; winters are cool and wet
temperate grassland - Answer summers are hot; winters are cold; moderate rainfall; fires
possible
desert - Answer varying temperatures; low rainfall
tropical savanna - Answer summers are hot and rainy; winters are cool and dry
tropical seasonal forest - Answer rainfall is seasonal
tropical rain forest - Answer humid all year; hot and wet
mountains - Answer such as temperature and precipitation, change with increasing elevation
2.5 - Answer percentage of freshwater on the Earth
littoral zone - Answer area closest to the shore in lakes and ponds
limnetic zone - Answer open water area that is well lit and is dominated by plankton in
lakes/ponds
and Answers 2025-2026 Updated.
ecology - Answer is the scientific study of the distribution and abundance of life and the
interactions between organisms and their environment.
biotic factors - Answer Living factors in an organism's environment
abiotic factors - Answer Nonliving factors in an organism's environment
biosphere - Answer a thin layer around Earth that extends from several kilometers above the
earth's surface down to the bottom of the ocean.
biome - Answer a large group of ecosystems that share the same climate and have similar
types of communities.
ecosystem - Answer a biological community and all of the abiotic factors that affect it.
habitat - Answer an area where an organism lives.
niche - Answer the role or position that an organism has in its environment.
biological community - Answer a group of interacting populations that occupy the same
geographic area at the same time.
competition - Answer occurs when more than one organism uses a resource at the same
time
predation - Answer when one species preys upon and eats another species for food.
symbiosis - Answer the close relationship between two species
parasitism - Answer when one organism benefits at the expense of another.
population - Answer a group of individuals of the same species inhabiting the same area.
, organism - Answer an individual living system
latitude - Answer The distance of any point on the surface of Earth north or south from the
equator
weather - Answer the condition of the atmosphere at a specific place and time.
climate - Answer The average weather conditions in an area
tundra - Answer soggy summers; permafrost; cold and dark much of the year
boreal forest - Answer summers are short and moist; winters are long, cold, and dry
temperate forest - Answer well-defined seasons; summers are hot, winters are cold
temperate woodland - Answer summers are very hot and dry; winters are cool and wet
temperate grassland - Answer summers are hot; winters are cold; moderate rainfall; fires
possible
desert - Answer varying temperatures; low rainfall
tropical savanna - Answer summers are hot and rainy; winters are cool and dry
tropical seasonal forest - Answer rainfall is seasonal
tropical rain forest - Answer humid all year; hot and wet
mountains - Answer such as temperature and precipitation, change with increasing elevation
2.5 - Answer percentage of freshwater on the Earth
littoral zone - Answer area closest to the shore in lakes and ponds
limnetic zone - Answer open water area that is well lit and is dominated by plankton in
lakes/ponds
