Unit 7a Plant Agriculture Test Review

Front

What is the classification of soil containing 10% sand, 60% silt, and 30% clay according to the soil triangle?

Back

Silty clay loam

Front

What process involves the breakdown of rocks due to repeated freezing and thawing of water?

Back

Mechanical weathering

Front

Which nutrients are replenished in soil by applying fertilizers?

Back

Nitrogen, phosphorus, potassium

Front

What is the A horizon in soil composition?

Back

The A horizon is composed of decomposed organic material mixed with mineral particles.

Tags

NGSS.MS-ESS2-2

Front

What biotic factor contributed to the Dust Bowl?

Back

Overpopulation of jackrabbits.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Front

What is the role of organic matter in soil health?

Back

Organic matter improves soil structure, water retention, and nutrient availability.

Tags

NGSS.MS-LS1-5

Front

Define erosion in the context of soil and agriculture.

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by wind or water.

Tags

NGSS.MS-ESS2-2

Front

What is the difference between mechanical and chemical weathering?

Back

Mechanical weathering physically breaks rocks into smaller pieces, while chemical weathering alters the minerals in rocks.

Tags

NGSS.MS-ESS2-4

Front

What is the significance of the B horizon in soil?

Back

The B horizon, or subsoil, accumulates minerals leached from the upper layers and is often denser.

Front

How does crop rotation benefit soil health?

Back

Crop rotation helps prevent nutrient depletion and reduces pest and disease buildup.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1