Cycles Worksheet Integrated Science Answers For Homework

Integrated Science Name ____________________________ Cycles worksheet Please answer the following using the words in the text box. Carbon Cycle1.Plants use CO2in the process of ___________________ to make ___________ and oxygen. 2.Animals use oxygen in the process of _______________ and make more CO2. 3.The ____________ is the main regulator of CO2in the atmosphere because CO2dissolves easily in it. 4.In the past, huge deposits of carbon were stored as dead plants and animals __________. 5.Today these deposits are burned as fossil fuels, which include _____________, _______________, and ______________. 6.More CO2is released in the atmosphere today than in the past because of _________ ___________________ . 7.Another natural source for CO2is __________________. 8.Too much CO2in the atmosphere may be responsible for the _______________ effect. 9. Write the equation for photosynthesis. 10. Draw a simple diagramof the Carbon Cycle using the words in the text box above. Coal Oil Natural Gas burning of fossil fuels volcanoes Photosynthesis Respiration ocean sugar Greenhouse decayed

Integrated Science Name ____________________________ Cycles worksheet Please answer the following using the words in the text box. Carbon CycleCoal Oil Natural Gas burning of fossil fuels volcanoes Photosynthesis Respiration ocean sugar Greenhouse decayed 1.Plants use CO2in the process of ___________________ to make ___________ and oxygen. 2.Animals use oxygen in the process of _______________ and make more CO2. 3.The ____________ is the main regulator of CO2in the atmosphere because CO2dissolves easily in it. 4.In the past, huge deposits of carbon were stored as dead plants and animals __________. 5.Today these deposits are burned as fossil fuels, which include _____________, _______________, and ______________. 6.More CO2is released in the atmosphere today than in the past because of _________ ___________________ . 7.Another natural source for CO2is __________________. 8.Too much CO2in the atmosphere may be responsible for the _______________ effect. 9.Write the equation for photosynthesis. 10.Draw a simple diagramof the Carbon Cycle using the words in the text box above.

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