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- 1. Multiple ChoiceHow much of the CO2 in the atmosphere will be absorbed by the oceans?all of it1/21/4none of it
- 2. Multiple ChoiceMan made carbon dioxide comes from the burning of fossil fuels. An example of a fossil fuel iswoodoilshale
- 3. Multiple ChoiceOcean acidification begins withpollution from shipscarbon dioxide released from combustiondumping of waste from cities into the ocean
- 4. Multiple ChoiceCarbon dioxide and seawater combine to formcalcium carbonatecarbon monoxidecarbonic acid
- 5. Multiple ChoiceThe H+ ion is a(n)acidbaseneutral
- 6. Multiple ChoiceMarine organisms make their shells from calcium andchloridecarbonateseawater
- 7. Multiple ChoiceAn example of a marine organism that needs calcium carbonatea craba sharkan octopus
- 8. Multiple ChoiceThe process of burning fuel to drive a car or operate a factory is calledphotosynthesiscombustionrespiration
- 9. Multiple ChoiceVery slight increases in the acidity of seawater __________ marine organisms that make shells.doesn't botherhas no effect onis unhealthy and stresses
- 10. Multiple ChoiceCarbon dioxide levels in the air have changed throughout earth's history. The difference today is how ______ the change is happening.rapidlyslowlywide spread
- 11. Multiple ChoiceToo many greenhouse gasses in the atmosphere may block heat from escaping into space and trap too much heat next to the Earth’s surface causinganother ice ageearthquakesvolcanic eruptionsglobal warming
- 12. Multiple ChoiceA greenhouse gas which is present in very high quantity ispropaneethaneCO2Methane
- 13. Multiple ChoiceWhich is a green-house gas?MethaneOxygenHydrogenAmmonium
- 14. Multiple ChoiceWhich of the following are greenhouse gases?Carbon dioxideMethaneWater vapourAll answers are correct
- 15. Multiple ChoicePeople depend on ocean organisms for __________________.mineralsfuelsfood and waterAll of these choices
- Answer choicesTagsAnswer choicesTags