

Soil Microbiology and Conductivity Concepts
Interactive Video
•
Biology, Science, Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do before purchasing a microbe pack for your soil?
Identify the current condition of your soil
Add more water to the soil
Check the soil's pH level
Increase the soil temperature
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What tool is recommended to measure soil compaction?
Barometer
Hygrometer
Thermometer
Penetrometer
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of high-pressure fronts in soil aeration?
They remove nutrients from the soil
They decrease soil temperature
They increase soil moisture
They push air into the soil
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ideal carbon to nitrogen ratio for microbes to start working effectively?
8 to 1
16 to 1
24 to 1
32 to 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a handheld EC meter measure in the soil?
Soil temperature
Soil moisture
Microbial heartbeat and salt levels
Soil pH
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of high salt levels on soil microbes?
They change the soil's color
They increase their activity
They become dormant
They thrive and multiply
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to microbes if the soil's electrical conductivity is too high?
They become more active
They change the soil's texture
They are shocked and become inactive
They multiply rapidly
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