Soil Science Question Answer Subjective Quiz (4)

Tillage is difficult in  Which type of soil?

Four physiological roles of calcium in plants are given. Identify the false one?

White alkali soil is otherwise called?

Available water holding capacity is maximum in?

Which type of water is used by the plant?

In a predominantly biological system, mineralization of phosphorus from organic matter of crop residues is dependent on soil_ activity?

What is the drawback of poultry manure ?

Infiltration rate is relatively higher in ?

soil order vertisol is related to?

Who is recognized father of pedology?

In tomato ‘Bo’ deficiency leads to?

According to the essentiality criteria of nutrients which one is correct (without it)?

Excess uptake of which element is known as “luxury consumption” ?

Which one of the following fertilizer is suitable and economical to apply under acidic soil condition?

Criteria of essentiality is proposed by?

In waterlogged condition soil nitrogen is generally found in the form of ?

Which element is known as chemical policeman of plant?

Nitrogen fixation is accomplished by?

Silica tetrahedron is?

Potash % in Muriate of Potash?

A soil with a pH value less than 7.0. hence having more hydrogen (H+) ions than hydroxyl (OH-) ions in the soil solution is called as?

The dominance of acidity creates toxicity?

To which group does urea belongs ?

Which type of structure is dominant in grasslands?

Maurate of potash is called?

Which of the following are critical elements?

Which method of N application is more economical in cotton?

Which form of nitrogen is available in urea?

The parent material transported by water and deposited along banks of river is called?

Marble is obtained from?