Virtual Labs

Soil Analysis-Determination of Available Organic Carbon content in the Soil

Which of the following element is not present in the soil organic matter.

a: none of these Explanation

Explanation

b: Phosphorus Explanation

Explanation

c: Sulfur Explanation

Explanation

d: Nitrogen Explanation

Explanation

Which of the following is a main significance of soil analysis?

a: It increases the knowledge of what nutrients are especially available in our soil and the efficiency of resource inputs such as fertilisers and water. Explanation

Explanation

b: It increases the environmental impacts due to soil amendments. Explanation

Explanation

c: It doesn't helps to evaluate the fertility status of soils of a country or a state or a district. Explanation

Explanation

d: It doesn't helps to predict the nutritional values needed for crop production. Explanation

Explanation

The term "Organic Soil" is used for ...........

a: Soils with less than 12-18% organic carbon Explanation

Explanation

b: Soils with more than 12-18% organic carbon Explanation

Explanation

c: Soils with more than 20-25% organic carbon Explanation

Explanation

d: Soils with more than 1-10% organic carbon Explanation

Explanation