What is the main form of nitrogen in the atmosphere?

Nitrogen and Phosphorus Quiz

Quiz
•
Science
•
10th Grade
•
Hard
Valentina Fontanini
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
N₂ (dinitrogen)
Nitrate (NO₃⁻)
Ammonia (NH₃)
Nitrite (NO₂⁻)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which process converts atmospheric nitrogen into ammonia in the soil?
Biological fixation
Nitrification
Denitrification
Assimilation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which organisms are responsible for nitrogen fixation?
Bacteria like Rhizobium
Fungi
Plants
Viruses
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens during nitrification?
Ammonium is converted into nitrates
Nitrogen is removed
Nitrogen returns to the atmosphere
Plants absorb nitrogen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which process converts nitrates into nitrogen gas?
Denitrification
Fixation
Ammonification
Evaporation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major natural source of phosphorus in ecosystems?
Weathering of rocks
Acid rain
The atmosphere
Lightning
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is phosphorus essential for living organisms?
It is part of DNA and ATP
It is a breathable gas
It produces solar energy
It neutralizes toxins
Create a free account and access millions of resources
Similar Resources on Quizizz
15 questions
Nutrient Cycle Review

Quiz
•
9th Grade - University
15 questions
Nitrogen and Carbon Cycles

Quiz
•
9th Grade - University
14 questions
Carbon & Nitrogen Cycles

Quiz
•
9th - 10th Grade
15 questions
Nitrogen Cycle

Quiz
•
7th Grade - University
15 questions
Mcgraw Environmental Science

Quiz
•
10th - 12th Grade
15 questions
Bio 3.4 Biogeochemical Cycles

Quiz
•
9th - 10th Grade
10 questions
Nitrogen Cycle

Quiz
•
10th - 12th Grade
11 questions
day 14 nitrogen and phosphorus cycle

Quiz
•
9th - 12th Grade
Popular Resources on Quizizz
15 questions
Multiplication Facts

Quiz
•
4th Grade
25 questions
SS Combined Advisory Quiz

Quiz
•
6th - 8th Grade
40 questions
Week 4 Student In Class Practice Set

Quiz
•
9th - 12th Grade
40 questions
SOL: ILE DNA Tech, Gen, Evol 2025

Quiz
•
9th - 12th Grade
20 questions
NC Universities (R2H)

Quiz
•
9th - 12th Grade
15 questions
June Review Quiz

Quiz
•
Professional Development
20 questions
Congruent and Similar Triangles

Quiz
•
8th Grade
25 questions
Triangle Inequalities

Quiz
•
10th - 12th Grade