Agriculture - Comprehensive Mock Test 6

Question 51 Easy

In acid soil rock phosphate should be applied?

A) At the time of sowing B) 5 days before sowing C) 30 days after sowing D) 30 days before sowing

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Question 52 Hard

If a soil has a bulk density of 1.50 mg/m3 and a particle density of 2.65 ms/m3 then the percentage pore spice of the soil will be?

A) 35 B) 38.5 C) 43.4 D) 48.5

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Question 53 Medium

Identify which of the following is a passive soil forming factors?

A) Relief B) Biosphere C) Climate D) None of these

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Question 54 Medium

How many orders are included in the 7th Approximation system of soil classification?

A) 8 B) 15 C) 10 D) 12

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Question 55 Medium

Gypsum requirement of the soil can be determined by 344-N( A-B ) in which N is equal to?

A) Normality at EDTP B) Morality of EDTA C) Amount of EDTP D) None at the above

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Question 56 Easy

Bulk density is denoted by?

A) Weight of the given soil sample volume of the same soil sample (g/cm³) B) Volume of the soil sample/Weight of the soil sample (g/ C) Weight of the given soil sample/Volume of the given soil sample D) None of these

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Question 57 Medium

At 1 x 10-9 H+ concentration, what will be the pH value?

A) 5 B) 10 C) 9 D) 6

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Question 58 Easy

Amount of K in felspar and mica is about?

A) 60% B) 20% C) 90% D) 10%

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Question 59 Medium

Amount of heat required to raise temperature of 1 gm soil from 14 to 15?C is known as?

A) Heat capacity B) Specific heat C) Thermal conductivity D) None of the above

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Question 60 Medium

According to U.S.A. a soil classification, the size of fine sand should be in between?

A) 0.01-0.1 mm B) 0.1-0.25 mm C) 0.25-0.5 mm D) 0.50-5.5 mm

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