List of top Questions asked in ICAR AIEEA (PG)- 2020

Which one of the following is an aerobic non-symbiotic nitrogen-fixing bacteria?

The pH of optimum availability of Nitrogen is

The essentiality of Molybdenum was discovered by

The correct order of movement of soil particles during wind erosion is

Which one of the following is the soil order for old alluvial soils?

Evapotranspiration is measured by

Working range of tensiometer for determination of soil moisture is

Matric potential of saturated soil is

Which of the following is the most suitable crop for green manuring?

Bench terrace sloping outwards are effective only in

The erosion of soil by wind is influenced by all of the following except

Which mineral clay is known for its high cation exchange capacity?

Rhizosphere is closely related to

Biological control of wind erosion is

Total nitrogen in soil is measured by

Which of the following is related with in situ moisture conservation?

Which of the following is the process of dissolution of minerals by water?

The drought-tolerant leguminous green manures are

Critical stages for irrigation in wheat are

Water requirement of Rice crop is

If the mean annual soil temperature is \(8 - 15^\circ\mathrm{C}\) and the difference between mean annual summer and mean annual winter temperature is \(< 5^\circ\mathrm{C}\), then the soil temperature regime is known as

Match List I with List II

Choose the correct answer from the options given below:

Which one of the following soils is characterized by the presence of excess soluble salts but with pH < 8.5?

The ratio of the total mass of soil solids to the total volume of soil solids is called

Process of intermixing of soil horizons by external factor is called