Preview Questions Soil Scientist | Role Specific Skill

Question 1: When performing a texture analysis on soil, which method is considered most accurate for determining soil texture in the field?

Which action should you take?

Choose only one option

Bouyoucos method

Field feel method

Sieve method

Hydrometer method

Question 2: What is a major advantage of using organic mulches in sustainable soil practices?

Which action should you take?

Choose only one option

Decreases microbial activity

Increases soil crusting

Promotes soil compaction

Improves soil moisture retention

Question 3: Which fertilizer is most effective in improving phosphorus availability in highly acidic soils?

Which action should you take?

Choose only one option

Monoammonium phosphate (MAP)

Triple superphosphate

Superphosphate

Diammonium phosphate (DAP)

Question 4: Which of the following is the most accurate method for determining soil compaction in agricultural soils?

Which action should you take?

Choose only one option

Soil bulk density test

Soil penetrometer test

Soil moisture content test

Soil pH measurement

Question 5: What is the main difference between ammonium-based and nitrate-based nitrogen fertilizers in terms of their impact on soil pH?

Which action should you take?

Choose only one option

Ammonium-based fertilizers lower soil pH, while nitrate-based fertilizers increase soil pH

Nitrate-based fertilizers lower soil pH, while ammonium-based fertilizers have no effect on pH

Both ammonium and nitrate fertilizers have the same effect on pH

Neither affects the soil pH significantly

Question 6: What is the key benefit of contour farming in soil sustainability?

Which action should you take?

Choose only one option

It improves soil compaction, making it suitable for heavy machinery

It reduces soil erosion by following the natural contour of the land

It increases water runoff, preventing waterlogging

It promotes the use of chemical fertilizers to enhance soil productivity