Soil
Flashcard
•
Biology, Chemistry
•
11th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Student preview
12 questions
Show all answers
1.
FLASHCARD QUESTION
Front
The major nutrients that plants need are: Nitrogen, Potassium, Calcium, Nitrogen, Carbon dioxide, Oxygen, Nitrogen, Potassium, Phosphorus, Phosphorus, Titanium, Nitrogen
Back
Nitrogen, Potassium, Phosphorus
2.
FLASHCARD QUESTION
Front
In the presence of plenty of oxygen, what type of decay occurs and how is nitrogen converted?
Back
Aerobic decay occurs and nitrogen is converted into nitrate ions.
3.
FLASHCARD QUESTION
Front
If insufficient oxygen is present..
Back
anaerobic decay occurs forming ammonium ions.
4.
FLASHCARD QUESTION
Front
A hardpan is..
Back
hardened impervious soil layer
5.
FLASHCARD QUESTION
Front
How is lime used to regulate pH?
Back
Makes the soil more alkaline
6.
FLASHCARD QUESTION
Front
What causes eutrophication?
Back
excess nutrients in water
7.
FLASHCARD QUESTION
Front
Why is excess growth of algae a problem?
Back
It blocks the sunlight.
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