Worksheetsscience
Total questions: 12
Worksheet time: 12mins
Organic matter is a main part of soil. What is the other main part of soil?
worms
dirt
water
inorganic matter
In a drought, farmers often have problems with their topsoil blowing away when it gets really dry. What could farmers do to keep the lightweight, dry soil from blowing away or eroding?
Plant the seeds farther apart.
Surround the fields with natural barriers, such as trees to block the wind.
Keep cows in the field.
Farmers often have trouble with their topsoil washing away during times of heavy rainfall. What could they do to keep the soil from washing away or eroding?
Keep pigs in the field.
Plant crops in valleys rather than on hills.
Try to create a place for the water to run off.
You are planning to buy a home along a river. You want to make sure that your home is safe from flooding and erosion. Which home should you buy?
A house on land that is level with the river with lots of pretty flowers.
A house on rocky, gently sloping land away from the river.
A house at the top of a steep cliff that is made of sandy soil.
