Suggested question paper

FILL IN THE MISSING WORDS

Many soils can become ... .
Wind, sun and rain destroy soil; this is called ... .
Erosion must be controlled by ... or by covering the soil with ... and with ... crops.
A good farmer ... brush fires.
He knows that fire is ... for the soil.
Fire destroys ... and ... and it also leaves the soil ... .
To conserve the soil, a good farmer lets his soil rest; this is called a ... .
He grows a different crop each year on the same field; this is called ... .
Each year he grows different crops on different fields; this is called ... .

ANSWER THE FOLLOWING QUESTIONS

What is erosion?
Why do we let soil lie fallow?
What is a cover crop?
Your field is on a steep slope. What do you do in order to grow a crop and conserve the soil?
What are the advantages of a good crop rotation?
Tell a friend why you do not make brush fires.
After having studied this course, what are you going to do to improve your farming?