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Water
Nitrogen
Carbon
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Random
100
Name two examples of Precipitation
Rain, Snow, Hail, and Sleet
100
What is the first step of the nitrogen Cycle
Plants eaten by animals
100
What is respiration?
Carbon put out by living things
100
What is the first thing on a food chain/web
producer
100
An organism that eats only animals is known as a...
Carnivore
200
Water is composed of 1 _____ and 2 ____.
Hydrogen / 2 Oxygen
200
What process allows nitrogen to be used directly by plants and animals?
nitrogen fixation
200
What is the continuous cycle of carbon between the environment and living things?
carbon cycle
200
When we state that water is the constantly moving what does that mean?
water is moving through the different cycles of the water cycle
200
An organism that eats both plants and animals
Omnivore
300

H2+O = ____

H2+O= H2O (Water)

300
What percentage of nitrogen exists in the atmosphere?
78%
300
How is carbon released from fossil fuel?
Combustion
300
What is a community?
Different populations living in the same area
300
Organisms that eat only plants are called ______.
Herbivores
400
What is the process in which plants release water?
Transpiration
400
What represents nitrogen on a periodic table of elements?
N
400
What is decomposition?
When an organism dies and the carbon is released from its body into the ground and air.
400
The nonliving factors in an environment
Abiotic
400
Nature's recyclers are also known as _______.
Decomposers
500
What occurs during condensation?
water vapor cools and returns to a liquid state
500
What helps to "fix" nitrogen?
Bacteria
500
What are four ways in which carbon is recycled through an environment?
Decomposition, Combustion, Photosynthesis, and Respiration
500
Consumers get their energy from ____ resources.
Living (Biotic)
500
What is the basis of the carbon cycle?
Photosynthesis