Vocabulary
Nutrient Cycles
Energy
Miscellaneous
100
True or False: Both plants and animals absorb and release CO2.
False. Plants absorb and release, but animals only release CO2.
100
Give 1 example of a decomposer.
Worms, mushrooms, bacteria, insects, fungi
100
What percentage of energy is transferred through the food chain?
10%
100
Name 3 of the 5 levels of organization.
Organism
Population
Community
Ecosystem
Biome
200
What is the term for something non-living?
Abiotic
200
What is the transfer of Nitrogen from the atmosphere to the soil, to living organisms, and back to the atmosphere called?
The Nitrogen Cycle
200
What is the term for a primary consumer?
Herbivore
200
If the grass in the food web above contains 4000 kCal of energy, how many kCal would the owl get from eating the mouse?
40 kCal
(grass=4000 - mouse=400 - owl=40)
300
What is an omnivore?
An organism that eats both plants and animals (ex. humans)
300
What is a biological process involved in the hydrologic cycle?
Transpiration
300
Using the diagram, what would we consider the frog to be?
Secondary Consumer
300
What is the main difference between a community and an ecosystem?
A community is only living organisms, while an ecosystem is all living and non-living things.
400
What is an area that stores a lot of carbon, such as a forest, known as?
Carbon Sink
400
Where is ground water stored?
Aquifers
400
What provides energy for all other organisms?
The sun
400
Plants use carbon dioxide in photosynthesis to make what 2 things?
Sugar and oxygen
500
Explain the difference between a food chain and a food web.
Chain: single line of who eats whom
Web: all organisms that eat other organisms and are eaten by other organisms
500
How do humans impact the carbon cycle?
Through the combustion of fossil fuels adding carbon into the atmosphere.
500
What organism can convert nitrogen into a form that can be used by the rest of the ecosystem?
Bacteria
500
Name 3 abiotic things.
Climate, rocks, water, soil, etc.