Agriculture - Mock Test 52

Question 511

Specific heat of the dry soil is equal to?

A) 1.0 cal/gm B) 0.5 cal/gm C) 0.5 cal/gm D) None of the above

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Question 512

Some pesticides with positively charged groups are also absorbed by?

A) Illite clays B) Kaolinite clays C) Montmorillonite clays D) Silicate clays

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Question 513

Solum is made up of?

A) C horizon B) C+D horizon C) A+B+C horizon D) None of these

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Question 514

Soluble salt content of soil determined by measuring its?

A) Electrical consuctivity B) pH value C) Organic matter content carbon D) None of these

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Question 515

Soils with high pH are generally dificient in?

A) Zn and Mn B) B and Fe C) Cu and Mo D) Ca and Mg

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Question 516

Soils containing high proportion of organic matter have following colour?

A) Light colour B) Dark colour C) Yellow colour D) Red colour

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Question 517

Soils are surveyed and classified on the basis of distinctive feature of?

A) Parent materials B) Soil horizons C) Soil profiles D) Soil samples

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Question 518

Soils are acidic for one of the reason?

A) Basic slag B) Acidic parent material C) Low rainfall D) None of these

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Question 519

Soil survey's are of different type?

A) Three type B) Four types C) Two type D) None of the above

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Question 520

Soil structural units having horizontal axis much longer than vertical axis. Such type of soil structure is known as?

A) Prismatic B) Blocky C) Platy D) Columnar

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