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- 1. Multiple ChoiceWhat does an "exchange of gases" mean?It means that gases are apart of everything.It means that orange juice is an upside down milkshake with a missing tail.It means that humans and plants trade gases back and forth.It means that carbon in apart of all living things.
- 2. Multiple Choice
Which type of organism gets its energy directly from the Sun?producerconsumercomposerdecomposer - 3. Multiple ChoiceWhich statement is true about the carbon dioxide-oxygen cycle?animals breathe in nitrogen and release oxygen which is used by plantsanimals breathe in oxygen and release carbon dioxide which is used by plantsanimals breathe in nitrogen and release carbon dioxide which is used by plantsanimals breathe in carbon dioxide and release oxygen which is used by plants
- 4. Multiple ChoiceAnimals and plants use substances that cycle through the environment. Which substance is needed by plants to survive and is released into the environment by animals?oxygensugarsaltcarbon dioxide
- 5. Multiple ChoiceThe CO2/O cycle is important to animals because it providesa gas they take in when breathingchemicals that build bonesenergy they need to movefresh water for their survival
- 6. Multiple ChoicePlants use _____________ to make their own food during photosynthesis.waterenergy from the SunCO2water, energy from Sun, CO2
- 7. Multiple ChoiceIn the CO2/O cycle arrows in a diagram represents __________.The cycling of water through the environment.The cycling of nitrogen through the environment.The cycling of CO2 and O through the environment.The cycling of energy through nonliving parts of the environment.
- 8. Multiple ChoiceWhich of the following is an example of a decomposer?OwlFishTreeMushroom
- 9. Multiple ChoiceOrganisms that do not decompose can be buried and become what?waternutrientsairfossil fuels
- 10. Multiple ChoiceAll of the carbon in existence is continually recycled in the carbon cycleTrueFalse
- 11. Multiple ChoiceIn what process is Carbon transformed into chemical energy?PhotosynthesisRespirationPrimary ProductionSecondary Production
- 12. Multiple ChoiceThe diagram shows the flow of organic molecules through an ecosystem. What two processes are identified by the labels X and Y?X : Respiration
Y : PredationX : Adaptation
Y : DecompositionX : Fermentation
Y : Nitrogen FixationX : Decomposition
Y : Respiration - 13. Multiple Choice
How do animals get carbon?
By eating plants and or other animals.
They absorb it from the atmosphere.
From the ground
They do not get carbon from anywhere.
- 14. Multiple Choice
Which of the following are fossil fuels?
Coal, water, oil
Oxygen, coal, oil
Coal, Oil, Natural Gas
None of the above
- 15. Multiple ChoiceHow does the carbon in grass become part of a lion?The lion eats the grassCarbon from grass doesn't end up in a lion.The carbon ends up in the lion's food chain.The lion breathes in carbon given out by the plant
- 16. Multiple ChoiceBurning fossil fuel has which effect in the carbon cycle?It removes carbon dioxide from the atmosphere.It puts carbon dioxide under the ground.It adds carbon dioxide to the atmosphere.It has no effect in the carbon cycle.
- 17. Multiple ChoiceWhich of the following add carbon dioxide to the atmosphere?volcanoescombustion of fossil fuelsanimal and plant respirationall of these
- 18. Multiple ChoiceWhat is happening at 1?respiration: releasing CO2decomposing CO2 in the soilphotosynthesis: absorbing CO2turning CO2 from the atmosphere into organic molecules
- 19. Multiple Choice
What is happening at 2?
respiration: releasing CO2
decomposing CO2 in the soil
photosynthesis: absorbing CO2
turning CO2 from the atmosphere into organic molecules
- 20. Multiple Choice
What is happening at 4?
respiration: releasing CO2
decomposing CO2 in the soil
photosynthesis: absorbing CO2
turning CO2 from the atmosphere into organic molecules
- Answer choicesTagsAnswer choicesTags