Agriculture - Mock Test 84

Question 831

1.6 to 2.3 value of nutrient index indicates?

A) Average fertility of soil B) Adequate fertility of soil C) Both of the above D) None of the above

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Question 832

0.5 N, NaH CO3 (pH 8.5) is?

A) Bray No. 1 extractant B) Bray No.2 extractant C) Olsen extractant D) None of these

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Question 833

0.03 N, NH4 F + 0.025 N, NCl, is called?

A) Bray No. 1 extractant B) Olsen extractant C) Bray No. 2 extractant D) None of these

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Question 834

"Hidden hunger" means?

A) Deficiency symptoms are seen when the nutrient is deficient B) Severe yield reduction may occur without appearance of deficiency symptoms C) The nutrient is not deficient but apparently seems to be deficient D) Visual deficiency symptoms are suppressed by other elements

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Question 835

"Hidden hunger" means?

A) Deficiency symptoms are seen when the nutrient is deficient B) Severe yield reduction may occur without appearance of deficiency symptoms C) The nutrient is not deficient but apparently seems to be deficient D) Visual deficiency symptoms are suppressed by other elements

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Question 836

Hue' is the term, which is used for the determination of?

A) Relative thickness or whiteness B) Purity of the colour C) Dominant spectral or rainbow D) All of the above

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Question 837

Crop logging' is a method of?

A) Soil fertility evaluation B) Plant analysis for assessing requirement of nutrients for crop production C) Assessing crop damage D) Testing sitability of fertilizers

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Question 838

A' value is given by?

A) Marshall B) Stevenson C) Fred and Dean D) Larsen

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Question 839

A' horizon of the soils also designated as?

A) Eluviated horizon B) Illuviated horizon C) Both 1⃣ & 2⃣ D) None of these

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Question 840

The modern theory of population is called?

A) Classical theory of population B) Optimum theory of Population C) Demand and supply theory of population D) None of the above

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