Understanding the Nitrogen Cycle
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is the nitrogen cycle?
Back
The nitrogen cycle is the process by which nitrogen is converted between its various chemical forms, including atmospheric nitrogen, ammonia, nitrites, and nitrates, and is essential for life on Earth.
2.
FLASHCARD QUESTION
Front
What is nitrogen fixation?
Back
Nitrogen fixation is the process of converting atmospheric nitrogen (N2) into ammonia (NH3), which can be used by plants.
3.
FLASHCARD QUESTION
Front
What role do plants play in the nitrogen cycle?
Back
Plants absorb nitrates from the soil, which they use to create proteins and other essential compounds.
4.
FLASHCARD QUESTION
Front
What is nitrification?
Back
Nitrification is the biological process that converts ammonia into nitrites (NO2-) and then into nitrates (NO3-), which are usable forms of nitrogen for plants.
5.
FLASHCARD QUESTION
Front
What is denitrification?
Back
Denitrification is the process by which nitrates are converted back into nitrogen gas (N2) and released into the atmosphere, completing the nitrogen cycle.
6.
FLASHCARD QUESTION
Front
What is eutrophication?
Back
Eutrophication is the process by which water bodies become overly enriched with nutrients, leading to excessive growth of algae and depletion of oxygen.
Tags
NGSS.HS-LS2-6
7.
FLASHCARD QUESTION
Front
Why can't plants and animals use nitrogen directly from the air?
Back
Plants and animals cannot use nitrogen directly from the air because it exists in a gaseous form (N2) that is not chemically reactive.
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
10 questions
unit 7 lớp 7
Flashcard
•
7th Grade
11 questions
Basic information of Computers
Flashcard
•
7th Grade
12 questions
Blender - Modifiers in 3D Modeling
Flashcard
•
7th Grade
10 questions
Present Simple
Flashcard
•
6th - 7th Grade
16 questions
Endothermic and Exothermic reactions
Flashcard
•
7th Grade
15 questions
Solar System
Flashcard
•
6th Grade
10 questions
Plant Stimuli and Responses
Flashcard
•
7th Grade
10 questions
EARTHQUAKES
Flashcard
•
8th Grade
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
54 questions
Analyzing Line Graphs & Tables
Quiz
•
4th Grade
22 questions
fractions
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
15 questions
Equivalent Fractions
Quiz
•
4th Grade
Discover more resources for Science
20 questions
Cell Organelles and Functions
Quiz
•
6th - 8th Grade
33 questions
Grade 6 Quarter 3 PMA 5 Review
Quiz
•
6th - 8th Grade
12 questions
Ecological Succession
Quiz
•
7th Grade
10 questions
Exploring the Rock Cycle: Types and Formation
Interactive video
•
6th - 8th Grade
10 questions
Exploring the Layers of the Earth
Interactive video
•
6th - 10th Grade
10 questions
Exploring the Rock Cycle
Interactive video
•
6th - 8th Grade
12 questions
Photosynthesis
Quiz
•
7th Grade
10 questions
Exploring Weathering, Erosion, and Deposition Processes
Interactive video
•
6th - 10th Grade