[VSQ]SOIL SCIENCE, SET 3

SOIL SCIENCE

Q.1

Gneiss & Marble are type of rocks.

Ans. 

Metamorphic rocks.

Q.2

Major source of B.

Ans. 

Tourmaline.

Q.3

Physical property which can't be changed.

Ans. 

Soil texture.

Q.4

Mechanical analysis of soils separation is done by.

Ans. 

Hydrometric method.

Q.5

Particle more than 250mm in diameter is known as.

Ans. 

Stone.

Q.6

Sulphur % in Ammonium sulphate.

Ans. 

24% S.

Q.7

N% in Ammonium Nitrate.

Ans. 

33-35% N.

Q.8

N% in Ammonium Sulphate Nitrate.

Ans. 

26% N.

Q.9

Sulphur % in Ammonium sulphate Nitrate.

Ans. 

15% S.

Q.10

N% in kisan khad (CAN).

Ans. 

25-28% N.

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