oxygen
Biology, 01.04.2020 18:32, hhvgbv7147
Which gas in Earth’s atmosphere has increased over time due to burning fossil fuels?
oxygen
nitrogen
water vapor
carbon dioxide
Answers: 1
Biology, 22.06.2019 00:10, rameseshajj
Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase
Answers: 1
Biology, 22.06.2019 05:50, Kittylover65
Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi
Answers: 2
Biology, 22.06.2019 16:40, drinkinwater
What is the function of the nucleus in the euglena cells you observed?
Answers: 1
Which gas in Earth’s atmosphere has increased over time due to burning fossil fuels?
oxygen
oxygen
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