CCE9 Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - CC9

Quiz
•
Science
•
8th Grade
•
Hard
+1
Standards-aligned
Hilary Donahue
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What percentage of the atmosphere is made up of nitrogen gas?
50%
78%
21%
1%
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which enzyme is the only biological enzyme that can break the triple bond of nitrogen gas?
Lipase
Protease
Amylase
Nitrogenase
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What family of plants do most nitrogen-fixing bacteria form symbiotic relationships with?
Ferns
Grasses
Legumes
Mosses
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main form of nitrogen that plants can assimilate?
Nitrates
Nitrogen gas
Ammonia
Nitrites
Tags
NGSS.MS-LS2-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of denitrifying bacteria in the nitrogen cycle?
Assimilate nitrogen into plants
Convert ammonia into nitrates
Fix nitrogen gas into ammonia
Convert nitrogen oxides back into nitrogen gas
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element does not involve the atmosphere in its cycle?
Phosphorus
Carbon
Nitrogen
Oxygen
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for bacteria that can break down rocks to release phosphates?
Denitrifying bacteria
Nitrifying bacteria
Lithotrophs
Decomposers
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