Soil moisture content is determined by

Description : The moisture deficit condition, results when the amount of water vapour available in the soil is not sufficient to meet the demand of potential evapo-transpiration

Last Answer : Ans.Drought

A period in which the available soil moisture is enough to meet the evapotranspiration requirement of dry land crops

Description : A period in which the available soil moisture is enough to meet the evapotranspiration requirement of dry land crops

Last Answer : Ans.Length of growing period

Which of the following is a method of indirect measurement of soil moisture?

Description : Which of the following is a method of indirect measurement of soil moisture?

Last Answer : Ans.Neutron moisture meter

A system of tillage in which organic residues are not inverted into the soil and used as a protective cover against erosion and evaporational losses of soil moisture?

Description : A system of tillage in which organic residues are not inverted into the soil and used as a protective cover against erosion and evaporational losses of soil moisture?

Last Answer : Ans.Conservation tillage or stubble mulch tillage

The optimum range of available soil moisture for convenient and effective ploughing

Description : The optimum range of available soil moisture for convenient and effective ploughing

Last Answer : Ans.50-75%

Generally, the third row of crop is removed or growing of crop in pair row and the third row is escaped with an object to conserve the soil moisture in Dryland areas?

Description : Generally, the third row of crop is removed or growing of crop in pair row and the third row is escaped with an object to conserve the soil moisture in Dryland areas?

Last Answer : Ans.Paired row Crops

Such crops are grown to conserve the soil moisture through their ground covering foliage?

Description : Such crops are grown to conserve the soil moisture through their ground covering foliage?

Last Answer : Ans.Mulch Crops

The field density and field moisture content of a soil can be determined by 1. Core cutter method 2. Sand replacement method 3. Proctor compaction test 4. Modified proctor compaction test (a) 1, 2, 3 & 4 (b) 1 & 2 only (c) 2 & 3 only (d) 2 & 4 only

Description : The field density and field moisture content of a soil can be determined by 1. Core cutter method 2. Sand replacement method 3. Proctor compaction test 4. Modified proctor compaction test (a) 1, 2, 3 & 4 (b) 1 & 2 only (c) 2 & 3 only (d) 2 & 4 only

Last Answer : (b) 1 & 2 only

The artificial application of water to supply moisture essential to plant growth is termed as

Description : The artificial application of water to supply moisture essential to plant growth is termed as

Last Answer : Ans.Irrigation

Moisture loss is determined by the (A) Humidity of combustion air (B) Moisture content of fuel (C) Both (A) and (B) (D) The water formed by combustion reaction

Description : Moisture loss is determined by the (A) Humidity of combustion air (B) Moisture content of fuel (C) Both (A) and (B) (D) The water formed by combustion reaction

Last Answer : (C) Both (A) and (B)

The permissible and normal limit of EC, RSC, SAR (meq 1 –1 ) and Boron content (ppm)

Description : The permissible and normal limit of EC, RSC, SAR (meq 1 –1 ) and Boron content (ppm)

Last Answer : Ans.2–4, < 2.5, < 10 and 10,000 ha

Salt content in irrigation water evaluated as best quality

Description : Salt content in irrigation water evaluated as best quality

Last Answer : Ans.0.2 to 0.5 g/lt

The water content between Field capacity (-1/3 bar) to PWP (-15 bar) is called

Description : The water content between Field capacity (-1/3 bar) to PWP (-15 bar) is called

Last Answer : Ans.Available water

Nicotine content accumulates in which part of tobacco?

Description : Nicotine content accumulates in which part of tobacco?

Last Answer : Ans.Leaves (IV) Cropping and Farming system

Nicotine content (%) of tobacco is

Description : Nicotine content (%) of tobacco is

Last Answer : Ans.0.5 to 5.5 (N. tabacum) and 3.5 to 8.0 (N. rustica)

Protein content in potato is

Description : Protein content in potato is

Last Answer : Ans.1.6%

The solanin content present in potato is

Description : The solanin content present in potato is

Last Answer : Ans.5 mg/100 gm of potato

The sugar content/recovery is more in the cane produced at

Description : The sugar content/recovery is more in the cane produced at

Last Answer : Ans.Southern India

The oil content in safflower

Description : The oil content in safflower

Last Answer : Ans.32-36%

The protein and oil content in soybean seeds

Description : The protein and oil content in soybean seeds

Last Answer : Ans.40-42%, and 20-22%

Sunflower has high quality edible oil content of

Description : Sunflower has high quality edible oil content of

Last Answer : Ans.45-50%

The oil and protein content of groundnut

Description : The oil and protein content of groundnut

Last Answer : Ans.45 and 26 %

Alkaloid content present in sorghum leaves

Description : Alkaloid content present in sorghum leaves

Last Answer : Ans.HCN (Dhurin alkaloid)

The protein content in wheat

Description : The protein content in wheat

Last Answer : Ans.8-11%

The protein (Oryzein) content in paddy

Description : The protein (Oryzein) content in paddy

Last Answer : Ans.6-7%

The most popular mechanical measure to control soil erosion and conserve is

Description : The most popular mechanical measure to control soil erosion and conserve is

Last Answer : Ans.Contour Bunding

About 50-75% of soil erosion by wind is carried out by

Description : About 50-75% of soil erosion by wind is carried out by

Last Answer : Ans.Saltation

What are the types of soil movement in the process of wind erosion?

Description : What are the types of soil movement in the process of wind erosion?

Last Answer : Ans.Saltation, Suspension and Surface creep

Detachment and transportation of top soil particles by wind and or by water is known as.

Description : Detachment and transportation of top soil particles by wind and or by water is known as.

Last Answer : Ans.Soil erosion

The process in which soil water lost from leaves of plants in the form of vapour and enters the surrounding atmosphere.

Description : The process in which soil water lost from leaves of plants in the form of vapour and enters the surrounding atmosphere.

Last Answer : Ans.Transpiration

When water is held tightly as thin film around soil particles by adsorption forces and flows at gravity of > -31 bar, is called

Description : When water is held tightly as thin film around soil particles by adsorption forces and flows at gravity of > -31 bar, is called

Last Answer : Ans.Hygroscopic water

The water, retained by the soil in capillary pores (micropores), against gravity (-1/3 to - 31 bar) by the force of surface tension

Description : The water, retained by the soil in capillary pores (micropores), against gravity (-1/3 to - 31 bar) by the force of surface tension

Last Answer : Ans.Capillary water

Soil crusting reduces

Description : Soil crusting reduces

Last Answer : Ans.Infiltration

The percentage of applied irrigation water stored in the soil and made available for consumptive use by the crop

Description : The percentage of applied irrigation water stored in the soil and made available for consumptive use by the crop

Last Answer : Ans.Irrigation Efficiency

The flow of excess water from the field after saturation of soil.

Description : The flow of excess water from the field after saturation of soil.

Last Answer : Ans.Runoff

Vertical movement of water or downward movement of water from different soil layer is called as

Description : Vertical movement of water or downward movement of water from different soil layer is called as

Last Answer : Ans.Percolation

First entry of water from the upper layer of soil is known as

Description : First entry of water from the upper layer of soil is known as

Last Answer : Ans.Infiltration

The cropping system beneficial to prevent soil erosion due to winds is

Description : The cropping system beneficial to prevent soil erosion due to winds is

Last Answer : Ans.Strip cropping

Which of the following rotations is likely to leave soil richer in organic matter?

Description : Which of the following rotations is likely to leave soil richer in organic matter?

Last Answer : Ans.Maize – Oats - Clovers

Potato crop favours the soil for best growth

Description : Potato crop favours the soil for best growth

Last Answer : Ans.Sandy loam soil

The best soil for cultivation of cotton

Description : The best soil for cultivation of cotton

Last Answer : Ans.Black cotton soil

Most suitable soil for groundnut cultivation

Description : Most suitable soil for groundnut cultivation

Last Answer : Ans.Sandy loam soil

Best soil for cultivation of chickpea?

Description : Best soil for cultivation of chickpea?

Last Answer : Ans.Light alluvial soil (a loose and well aerated soil)

Rice varieties suitable for Saline-alkaline soil are

Description : Rice varieties suitable for Saline-alkaline soil are

Last Answer : Ans.CSR-10, CSR-13, CSR-27

Anaerobic environment in rice soil is responsible for gaseous loss of fertilizer nitrogen by

Description : Anaerobic environment in rice soil is responsible for gaseous loss of fertilizer nitrogen by

Last Answer : Ans.Denitrification

The tillage referred as no tillage in which the crop is planted in unprepared soil

Description : The tillage referred as no tillage in which the crop is planted in unprepared soil

Last Answer : Ans.Zero tillage

Soil moisture content is determined by

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