Preview Questions Soil Scientist | Role Specific Skill

Question 1: What is the most effective vegetative measure to prevent soil erosion on steep slopes?

Which action should you take?

Choose only one option

No-till farming

Grassed waterways

Mulching

Contour grass strips

Question 2: Strip cropping is an effective erosion control technique primarily used to:

Which action should you take?

Choose only one option

Promote the growth of high-water-demand crops

Reduce the need for fertilizers and pesticides

Control soil erosion by alternating crops with different root depths and ground cover

Increase crop yield by creating a diverse planting system

Question 3: How does the presence of ammonium in fertilizers influence soil pH over time?

Which action should you take?

Choose only one option

Increases soil pH

Has no effect on soil pH

Stabilizes soil pH

Decreases soil pH

Question 4: Which of the following land management practices is most effective in reducing wind erosion in sandy soils?

Which action should you take?

Choose only one option

Increasing the tillage depth

Using chemical soil stabilizers

Applying lime to the soil surface

Establishing vegetation cover like grasses

Question 5: What is the significance of soil water holding capacity in the context of soil health?

Which action should you take?

Choose only one option

Supports plant growth and microbial activity

Reduces soil erosion

Increases soil bulk density

Enhances salinity resistance

Question 6: What is the main advantage of using cover crops in erosion control?

Which action should you take?

Choose only one option

Reduces soil temperature

Reduces soil exposure to rainfall

Increases nitrogen volatilization

Decreases crop water use