Soil Exam Questions and Answers
Soil Exam Questions (Soil science)
|1||Father of soil science ?
|2||Father of Agricultural chemistry ?||J. V. Liebig|
|3||“Indian Institute of soil science” is situated in ?||Bhopal (MP)|
|4||“Indian Institute of soil and water conservation” is situated in ?||Dehradun|
|5||“Central soil salinity Research Institute” situated in ?||Karnal (Haryana)|
|6||“Indian Society of soil science” (ISSS) established in which year ?||Dec. 1934 (Kolkata)|
|7||“International soil reference and information Center” situated in ?||Netherland (1966)|
|8||“International Union of soil science” founded in ?||1924 (Australia)|
|9||“International potash of Institute” situated in ?||Switzerland (1952)|
|10||What is the percentage of mineral matter in the inorganic soil ?||45%|
|11||The soil consist of four major components are ?||Mineral, Organic matter, Water and Air|
|12||Diameter of clay particle is less than ?||< 0.002 mm|
|13||Particle density of clay soil is ?||2.8|
|14||Red colour of soil due to ?
|15||Red yellow color of soil is associated with ?||Ferric oxide|
Soil Exam Questions
|16||Which soil warmed up quickly ?||Sandy soil|
|17||Main component of all organic matter is ?||Carbon|
|18||Organic soils nature are ?
|19||Total area under organic soil in the world ?||< 1%|
|20||If organic matter content in soil more than 20% then soil classified as ?||Organic soil|
|21||Calcareous soil is formed in arid as well as ?||Humid region|
|22||Generally plant loses water through ?||Transpiration|
|23||Active soil forming factor are ?||Organism & climate|
|24||Ilite, montmorillonite and kaolinite are ?||Clay minerals|
|25||Soil collide is a part of ?||Clay|
|26||Inorganic collide is ?||Silicate clay|
|27||Organic collide is ?
|28||Expanding type clay mineral is ?||Montmorillonite|
|29||Swelling and plasticity properties is maximum in ?||Montmorillonite|
|30||Arrangement of soil particle referred to as ?||Soil structure|