Please read pp. 193-195 and answer the questions below.
- What is soil?
- Is all soil the same?
- What makes up most of soil?
- What other things are in soil?
- What is humus?
- How does humus help plants?
- What are the three main sizes of soil?
- What are the smallest particles of soil made of?
- What are the largest particles made of?
- What does topsoil contain that gives it a dark color?
- Why do you think plants are able to grow best in topsoil?
- Why is topsoil fertile?
- What is subsoil
- Why do you think the lowest layer of soil is called bedrock?
Read pp.198-202 and complete AM p.141.
Please record the study guide depending on the result of your quiz. =)
https://www.youtube.com/watch?v=N1DIn_xwvdo
Please watch this and summarize it.
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