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32). Which human activities contribute to elevated carbon dioxide levels in the atmosphere?

33). What is(are) impacts of rising global temperatures on plants?

9). Ecosystems only include biotic systems.

19). Global warming results from a decrease in the amount of carbon dioxide and other greenhouse gases in the atmosphere.

13). Match the correct term to the following definition: is the natural process by which heat is radiated from Earth’s surface and trapped by gases in the atmosphere, helping to maintain Earth at a temperature that can support life

36). Which greenhouse gas is most directly impacted by raising cattle and cultivating rice?

10). Match the correct term to the following definition: is the physical environment where an organism lives and to which it is adapted

18). Decreased levels of greenhouse gases led to the enhanced greenhouse effect.

29). Animals have this advantage over plants to combat a change in temperature.

6). Match the correct term to the following definition: Any substantial change in climate that lasts for an extended period (decades or more).