Agriculture - Mock Test 54

Question 531

Single super phosphate is preferred for phosphorus application in groundnut because it also provides?

A) Sulphur B) Calcium C) Sulphur and calcium both D) None of these

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Question 532

Single super phosphate (SSP) is manufactured from?

A) Rock phosphate B) Di-calcium phosphate C) Bone meal D) None of the above

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Question 533

Single super phosphate (SSP) contains?

A) 20% P2O5 B) 16 to 18% P2O5 C) 20 to 25% P2O5 D) 10 to 46% P2O5

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Question 534

Silica has particle size range between?

A) 1.00 to 0.10 mm B) 0.02 to 0.002 mm C) 0.10 to 0.01 mm D) 0.002 mm

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Question 535

Silica content of an igneous rock is?

A) 80% B) 5-10% C) 40-50% D) 60-75%

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Question 536

Si4 O10 (OH)8 n.H2O is a formula of:is a formula of?

A) Kaolinite B) Halloysite C) Muscovite D) Vermiculite

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Question 537

Si4 AI4 O10 (OH)8 is a formula of?

A) Kaolinite B) Halloysite C) Muscovite D) Vermiculite

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Question 538

Sedimentary rocks are formed by?

A) Solidification of lava B) Increase in pressure C) Increase in temperature D) Cementation of broken parts

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Question 539

Sand stone and limit stone are the examples of?

A) Metamorphic rock B) Igneous rock C) Sedimentary rock D) All of these

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Question 540

Saline-sodic soils have the value of?

A) EC more than 4 mmhos/cm, ESP more than 15, pH more than 8.5 B) EC less than 4 mmhos/cm, ESP more than 15, pH C) EC less than 4mmhos/cm, ESP more than 15, pH more than 8.5 D) EC less than 4 mmhos/cm, ESP more than 15 pH more than 8.5

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