Vocabulary
Biogeochemical Cycles
Process in which chemical energy is used to produce carbohydrates.
Chemosynthesis
Evaporation
The human activity that contributes nitrogen and phosphorus to the land and often pollutes waterways.
Using fertilizers
The form of carbon found in the atmosphere.
Carbon dioxide
Organisms that get their energy from the sun
Primary Producers (Autotrophs)
Elements that an organism needs to survive.
Nutrients
Series of organisms in which energy is transferred from one organism to another.
Food chain
The 3 states that water can be.
Solid, liquid, and gas
The most abundant element in Earth's atmosphere.
Nitrogen
These carbon reservoirs can be dug up from the ground and burned as a source of energy.
Organisms that obtain energy from other organisms.
Consumers (Heterotrophs)
The process in which nitrogen gas is converted into ammonia.
Nitrogen fixation
Trophic level
Step in the water cycle in which water vapor turns into liquid water.
Condenstation
Nitrogen and phosphorus are required for these essential parts of life.
Amino Acids/Nucleic Acids (DNA/RNA)
The process by which carbon dioxide removed from the atmosphere and transformed into carbohydrates.
Photosynthesis
Organisms that eat both plants and animals.
Omnivore
Process in which nitrates are converted into nitrogen gas.
Models that show the relative amount of energy or matter contained within each trophic level in a food chain or web.
Ecological pyramid
Water that falls to the ground as hail, snow, rain, or sleet.
Precipitation
A large deposit of phosphorus in the geosphere.
Rocks
Describe one way humans contribute to this cycle?
Answers will vary
The amount of energy that moves from one trophic level to the next.
10%
Limiting nutrient
The loss of water from a plant through it's leaves.
Transpiration
Warm air can hold _______ water molecules than cold air.
A large deposit of nitrogen in the hydrosphere.
Dissolved nitrogen
The process by which carbon dioxide is released by a living organism into the atmosphere.
Cellular Respiration (Breathing)
The network of feeding interactions of every animal in an ecosystem.
Food web