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7.12_Do Now/Exit Ticket

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Last updated over 4 years ago
2 questions
1
Question 1
1.

Do Now: What’s so important about Nitrogen to living things? Be specific. Answers that say something like "it helps things" will not receive credit.

1
Question 2
2.

Exit Ticket: Match each vocab word from the nitrogen cycle with the correct definition.

Draggable itemarrow_right_altCorresponding Item
Denitrification
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The sphere of living things around our planet
Biosphere
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Makes up 78% of our atmosphere. Can’t be used by animals or plants in this form.
Nitrates (NO3-)
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A toxic substance produced by bacteria on the roots of plants.
Nitrogen Fixation
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Formed by other bacteria that are loose in the soil. This is the stuff that plants and animals LOVE.
Nitrification
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The process by bacteria convert dead plants and animals into Ammonia (NH4+) by decomposition.
Ammonia (NH4+)
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The process by which bacteria converts Nitrogen Gas (N2 ) into Ammonia (NH4+) in the soil.
Nitrogen Gas (N2 )
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The process by which bacteria in the soil convert Ammonia (NH4+) to Nitrates (NO3-)
Ammonification
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The process by which nitrates (NO3-) in the soil are converted by bacteria back into nitrogen gas (N2)