living earth
population
abiotic factors
interactions
energy flow
100
topmost layer of earth's crust.
What is soil
100
competition depends on..
What is population size
100
non-living things are
What is abiotic factors
100
in a food chain,herbivores eat..
What is producers
100
organisms that use photosynthesis
What is a producer
200
as this get higher trees get shorter and the atmosphere gets thinner.
What is elevation
200
carnivores and __________ eat other consumers in a food chain
What is omnivores
200
living things are
What is biotic factor
200
energy decreases moving from level to level in an
What is an energy pyramid
200
energy source for most life on earth
What is sunlight
300
location on earth relative to equator; helps determine the amount of sunlight an area receives.
What is latitude
300
is carbon a biotic or abiotic factor
What is abiotic
300
A __________ is made up of food chains and shows all the possible feeding relationships in a community.
What is a food web
300
production of food from chemicals
What is chemosynthesis
400
decaying organic matter in soil.
What is humus
400
what is air,water,and soil abiotic or biotic
What is abiotic
400
energy is stored in fats,proteins and _____________ in the body.
What is carbonhydrates
500
composed of about 78% nitrogen.
What is air
500
made up of biotic and abiotic factors
What is ecosystem
500
photosynthesis uses carbon dioxide,water,and sunlight to make ______ molecules.
What is sugar
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