1.1-1.2
The term biosphere refers to the parts of Earth that contain*
Living things
Wind is considered to be an abiotic factor because it is
Nonliving
The water cycle, in which water moves from the atmosphere, to the surface, below ground, and back, is also called the
hydrologic cycle
Lichens and mosses that first live in uninhabited areas are examples of
pioneer species
Largest organ in the human body
skin
The term biosphere refers to the parts of Earth that contain*
organism
A moose is considered to be a consumer because it
gets energy by eating other resources.
What two biogeochemical cycles depend directly on photosynthesis?*
the oxygen cycle and the carbon cycle
An oak tree provides a sparrow a place to build a nest. The nest neither benefits nor harms the tree. What is the name for this type of relationship?
commensalism
main starwars villan
Dark vader
The basic unit of life is*
the cell.
The basis for energy in an ecosystem is provided by
producers
Where does most of the phosphorus cycle take place?*
at and below ground level
A sequence of biotic changes that regenerate or create an ecological community is known as
succession
hew is the first shark in baby shark
dady shark
At all levels of life, when related parts interact to form a whole they form a*
system.
A keystone species is a species that
has an unusually large impact on its ecosystem.
How does the concentration of carbon dioxide in the atmosphere affect climate?
As carbon dioxide concentration increase, temperatures increase.
The development of an ecosystem in an area that has been covered by lava begins with the
breakdown of rock by pioneer species.
hew is the second shark in baby shark
mommy shark
The maintenance of constant internal conditions in an organism is know as*
homeostasis
Chemosynthesis is the process in which organisms
form carbohydrates using chemicals.
What happens during the process of nitrogen fixation?*
Bacteria convert gaseous nitrogen into ammonia.
When two species compete for the same resources, their ecological niche may
split into two niches.
hew is the fourth shark in baby shark
grandma