1. Soil Getting the Dirt on Soil

2. TRUE or FALSE? Land in Southern Ontario is mainly used for farming and mining.

3. What is soil? Waste and organic matter from ecosystems. None of the above. Dirt that gets on your clothes. Any area that is not covered by water. A layer of organic matter and weathered rock that supports plants.

4. What are the three components of soil?

5. What types of soil are best for farming? None of the above Wetland and grassland Grassland and desert Forest and tundra Forest and grassland

6. What type of soil has the least topsoil (A horizon)? None of the above Wetland Grassland Forest Desert

7. What are the organisms that break down dead matter in soils?

8. Give an example of a detritivore in soil. Slugs, millipedes, nematodes, ants, fungi, beetles, and worms

9. TRUE or FALSE? Animal burrows are bad for soil.

10. What is a process that carries away soil? decomposing precipitation weathering sediment erosion

11. What three factors determine where populations of people can live?

12. Where is the largest area of farmland in Canada?

13. What is found in the A horizon (topsoil)? Bedrock, some weathered rock and minerals Only dissolved minerals Some organic matter and dissolved minerals Mainly weathered rock and dissolved mineral Mainly organic matter