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- 1. Multiple ChoiceThe amount of energy that usually transfers from one trophic level to the next...10%20%80%50%
- 2. Multiple ChoiceThe living portions of the ecosystem.Biotic factorsAbiotic factors
- 3. Multiple Choice
Organisms that can capture energy from inorganic, nonliving sources (for example: the sun)
Producers
Consumers
Detritivores
Carnivores
- 4. Multiple Choice
If only 10% of the energy transfers to the next level where does the 90% go??Chemical energyKinetic energyThermal (heat) energyMechanical energy - 5. Multiple ChoiceWhich level of the pyramid contains the most amount of energy?Tertiary consumersecondary consumerPrimary consumerProducer
- 6. Multiple ChoiceWhere an organism liveshabitatnicheheterotroghbiosphere
- 7. Multiple ChoiceA population is...A group of species in one areaMultiple species that live in one areaAll of the living and nonliving things in an areaAll biotic and abiotic factors in an ecosystem
- 8. Multiple ChoiceFood WebSystem of several overlapping food chainsenergy moving from one level to the nextliving/nonliving factors in an ecisystem
- 9. Multiple Choice
the conflict between the short-term interests of individuals and the long-term welfare of society
law of supply and demand
law of economics
Tragedy of the Commons
scientific law
- 10. Multiple ChoiceWhat do omnivores eat?plants and animalsplantsmeat from other animalstrash
- 11. Multiple Choice
Which of the following is an abiotic factor in an ecosystem?
water
bacteria
plants
vertebrates
- 12. Multiple Choice
The energy in most ecosystems comes from _______________.
Wind
Carbohydrates
Photosynthesis
The sun
- 13. Multiple Choice
An atmospheric gas that increases when fossil fuels are burned off.
nitorgen
carbon dioxide
oxygen
carbon
- 14. Multiple Choice
a product of photosynthesis
water
carbon dioxide
oxygen
sugar
- 15. Multiple Choice
Where would you most likely find nitrogen-fixing bacteria?
in blue-green algae
on dust particles in the atmosphere
in the roots of legumes
in leaves of trees
- 16. Multiple Choice
Which describes the relationship between plants and animals in the carbon cycle?
Plants produce and release oxygen that animals need
Plants produce and release carbon dioxide that animals need
Animals produce and release oxygen that plants need
Animals produce oxygen that plants turn into carbon dioxide
- 17. Multiple Choice
What are the main two components necessary for all life?
Water and food
Energy and Matter
Food and Shelter
Phone and Internet
- 18. Multiple Choice
Which of the following is an example of kinetic energy?
an apple
a can of gasoline
a flying bird
a piece of coal
- Answer choicesTagsAnswer choicesTags