| 1. |
What
two types of ingredients is soil made up of along with air and water? |
| 2. |
What
is humus? Is it an essential part of soil? Why or why not? |
| 3. |
Which
layer of soil is the richest? |
| 4. |
How
many elements do plants need to grow? |
| 5. |
What
is light soil? Give a brief description. What is heavy soil? |
| 6. |
What
is loam? Why is it called "good soil"? |
| 7. |
What
is the pH scale? What pH level is the best for most plants? |
| (View
answers) |
Reading
Between the Lines |
| 1. |
Why
do you think earthworms love loam? |
| |
| |
Trivia
Question
Do a bit of research. |
| |
What
is tundra soil? |
| (View
answer) |
| |
|
|
