Preview Questions Soil Scientist | Role Specific Skill

Question 1: What is the effect of using high levels of nitrogen fertilizer on soil organic matter content over time?

Which action should you take?

Choose only one option

It has no effect on organic matter levels

It decreases soil organic matter by promoting mineralization

It increases organic matter content temporarily

It increases soil organic matter

Question 2: Which of the following factors most significantly impacts soil health in terms of nutrient availability?

Which action should you take?

Choose only one option

Soil bulk density

Soil pH

Organic matter content

Soil texture

Question 3: What is the role of soil enzymes in soil health assessment?

Which action should you take?

Choose only one option

They are indicators of microbial activity and nutrient cycling

They act as a pH indicator for soil health

They control soil water retention

They directly increase soil nutrient content

Question 4: Which of the following soil amendments is most effective in improving soil health in highly acidic soils?

Which action should you take?

Choose only one option

Phosphorus

Lime

Gypsum

Sulfur

Question 5: Which soil testing technique is most accurate for assessing the nutrient status of soils that are prone to acidification, like those under long-term crop production?

Which action should you take?

Choose only one option

Olsen method

Buffer pH method

KCl extraction method

Mehlich-3 extraction method

Question 6: How does crop rotation help in preventing soil erosion?

Which action should you take?

Choose only one option

It helps in maintaining soil structure and reduces water runoff

It increases the need for soil amendments

It prevents the depletion of specific nutrients in the soil

It encourages deeper root growth, reducing soil erosion