Soil Exam (Review)

A scientist notices while driving across North Carolina that in the western part of the state the soils are red clay, while in the eastern part of the state the soils are black. Why are there different soil types?

• different parent material
• different irrigation methods
• different amounts of sunlight
• different amounts of fertilizer

Tags

NGSS.MS-ESS2-2

A tree grows on the side of a mountain, breaking up the granite rock with its roots. Which term bestdescribes this process?

• weathering
• cementation
• deposition
• erosion

Tags

NGSS.MS-ESS2-2

How do sand particles compare to other types of soil particles?

• They are larger.
• They are warmer.
• They are smaller.
• They are wetter.

In the eastern United States, the soil is moist. Which weather condition is most likely the cause?

• increased precipitation
• decreased precipitation
• lower average temperatures
• higher average temperatures

Tags

NGSS.MS-ESS2-5

In which area would soil develop most quickly?

• an area with a warm, rainy climate
• an area with a cold, dry climate
• an area with a warm, dry climate
• an area with a cold, rainy climate

Tags

NGSS.MS-ESS2-4

Soil in Anchorage, Alaska, is very shallow. What biotic factor most likely plays the greatest role in limiting soil thickness there?

• Short growing seasons result in low amounts of decayed plant material.
• Precipitation falls mainly as snow or frozen rain.
• Shade from the mountains blocks sunlight from reaching the soil.
• Cold temperatures keep the soil frozen for many months of the year.

What happens when rock fragments mix with air, minerals, and humus on Earth’s surface?

• soil formation
• erosion
• deposition
• mechanical weathering

Which action would be most likely to create new soil?

• deposition of sediment
• clearing of a forest
• occurrence of an earthquake
• formation of a sinkhole

Tags

NGSS.MS-ESS2-2

Which activity would most likely form soil?

• rocks being broken down by weathering
• pressure building within Earth
• magma rising inside a volcano
• Earth’s crust being heated by the sun

Tags

NGSS.MS-ESS2-2

Which activity would most likely increase the fertility of soil?

• adding decomposers to the soil
• adding grazing animals to the area
• removing native plants from the soil
• removing organic matter from the area

Tags

NGSS.MS-LS2-5