Which of the following types of boundaries is most likely to result in a subduction zone?a.divergentb.convergentc.transformd.all of the above
Soil composition is not subject to change.
Which of the following is an example of a nonmetallic mineral?a.sulfurb.leadc.aluminumd.gold
Natural erosion can be caused by _______.a.farmingb.windc.deforestationd.all of the above
Which layer of soil is least likely to be penetrated by plant roots?a.O (organic matter)b.A (topsoil)c.B (subsoil)d.C (parent rock)
Which of the following is not a component of soil?a.organic materialb.mineralsc.gasesd.none of the above
How do mountains influence climate?a.They moderate climate.b.They cause less precipitation to fall.c.They affect rainfall by creating a rain shadow.d.They do not affect climate.
Which of the following statements about artificial erosion is true?a.Artificial erosion can occur 100 times faster than natural erosion.b.Farming practices do not contribute to artificial erosion.c.Artificial erosion causes a loss of fertile soil.d.Artificial erosion is only caused by recreational activities.
Why is volcanic soil (andisol) very fertile?a.It is rich in minerals from volcanic deposits.b.It is a young soil with low water retention.c.It has been leached of mineral nutrients.d.Volcanic activity warms the soil.
Why might soils rich in organic matter not be fertile?a.Soil fertility comes from a balance of organic matter and other mineral nutrients.b.Large amounts of organic material make soil retain too little water.c.Soil fertility is a result of the inorganic minerals present.d.Soils rich in organic material are always highly fertile.
What is an effect of continental shifting on local environments?a.volcanoesb.earthquakesc.tsunamisd.all of the above
Long-term mineral extraction has no lasting consequences.
Which type of mining is likely the least harmful to the environment?a.surface miningb.placer miningc.subsurface miningd.none of the above
Which of the following statements about weathering is true?a.Physical and chemical are the two types of weathering.b.Weathering occurs when rocks are subjected to the movement of wind or water.c.Humans are the only cause of weathering.d.Movement is required for weathering to take place.
Chemical and physical weathering both involve direct contact of the atmosphere with rocks, soils, and minerals.
Did you find these answers helpful?
Unit Test