Cycles of Matter - Quiz | School * +
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How is the nitrogen cycle important to humans?
It produces free nitrogen that humans can breathe.
It converts nitrogen into a form that humans can obtain by eating other organisms.
It produces nitrogen compounds that humans can breathe.
It converts nitrogen into a form that humans can obtain by absorbing it through their skin.
Answers: 1
History, 21.06.2019 23:30
Which document did the second continental congress send king george iii to refaffirm colonist allegiance to him but not to parliament
Answers: 1
History, 21.06.2019 23:30
When president johnson vetoed a law that would extend the freedmen’s bureau, congress reacted by supporting the veto and closing the freedmen’s bureau. writing a new law to show support for the black codes. overriding the veto and expanding the agency’s powers. drafting a law to prevent african americans from voting.
Answers: 3
History, 22.06.2019 08:00
What factor aided the russians in defeating napoleon's troops?
Answers: 1
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