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- 1. Multiple ChoiceWhat is the Oxygen Cycle?A Chemical CycleA Biogeochemical CycleA Geochemical CycleA Biochemical Cycle
- 2. Multiple ChoiceWhat are all the main resevoirs?Lithosphere, Biosphere, and the AtmosphereAtmosphere, Biosphere, and the earth's crustAtmosphere and BiosphereBiosphere,and Lithosphere
- 3. Multiple ChoiceWhich answer best defines photosynthesis?the movement of carbon dioxide and oxygen between organisms and the airTiny holes in the leaves of a plant that allow gases to enter or leave the plantthe process in which plants use energy from the sun to make their own fooda gas in the atmosphere that plants use to make food
- 4. Multiple ChoiceWhat gas is given off by a plant as a byproduct during photosynthesis?carbon dioxidenitrogenhydrogenoxygen
- 5. Multiple ChoiceThe main source of energy for all life comes from ____.the Earththe moonthe sunthe food we eat/make
- 6. Multiple ChoiceWhich answer best defines roots?a plant part that holds leaves up and moves water and nutrients throughout the plantplant part that hold a plant in place and take in water and nutrientsa plant part that carries out photosynthesis to make food for the planttiny holes in the leaves of a plant that allow gases to enter or leave the plant
- 7. Multiple ChoiceWhat are the products (what's made) during photosynthesis?glucose and oxygenwater, light, and carbon dioxide
- 8. Multiple ChoiceWhat gas is released by plants during photosynthesis?sulfurcarbon dioxideoxygenhydrogen
- 9. Multiple ChoiceGreenhouse GasesAbsorb HeatReflect HeatCreate HeatAre Hot
- 10. Multiple ChoiceGlobal average warming is the result ofThe Ozone HoleNatural Earth Climate CyclesA Human-Caused Increase in Greenhouse GasesAliens
- Answer choicesTagsAnswer choicesTags