CAC Crop & Soil Management

Question 1

Which soil component is primarily responsible for retaining moisture and nutrients?

Accepted Answer

Clay

Answer

Clay particles have high water and nutrient retention capacity, making them essential for soil fertility.

Question 2

What is the primary benefit of crop rotation in soil management?

Accepted Answer

Enhances soil fertility and reduces pests

Answer

Crop rotation improves soil fertility, reduces pests and diseases, and enhances nutrient cycling.

Question 3

Which soil pH level is generally considered optimal for most crops?

Accepted Answer

6.0 - 7.0

Answer

A pH level between 6.0 and 7.0 is ideal for most crops as it allows for optimal nutrient availability.

Question 4

Which practice is used to prevent soil erosion in sloped agricultural land?

Accepted Answer

Contour plowing

Answer

Contour plowing follows the natural curves of the land to reduce runoff and prevent soil erosion.

Question 5

What is the primary purpose of cover cropping?

Accepted Answer

Reduce soil erosion and enhance soil quality

Answer

Cover crops help prevent soil erosion, improve soil structure, and increase organic matter.

(CAC) Certified Agricultural Consultant Practice Test