List of top Physical Sciences Questions asked in ICAR AIEEA (PG)

The structure of quartz belongs to which one of the following classes of silicates?

Which master horizon of soil is known as the zone of illuviation?

Acetylene reduction test is used for the estimation of which one of the following?

Which of the following best represents the pH range of sodic soils?

Which of the following is a man-made epipedon?

The process of eluviation involves the removal of material in solution and suspension from

Keen's box is used to determine which of the following properties?

Which one of the following instruments is used for the determination of exchangeable cations in soil?

The first steps in aggregate formation is

The highest category of soil classification system is

The natural aggregates of soil are called

The number of soil textural classes in the USDA system is

Hydrometer is used in soil analysis to determine

Wind-blown deposits are called

Which one of the following is the active factor of soil formation?

Which one of the following is a secondary mineral?

Shale on metamorphosis changes to

Stoke's Law suggests that velocity of fall of particles is directly proportional to the

Clay particles in soil have the diameter of

In forest litter, which of the following compounds is the most resistant to decomposition?

The make up of soil according to proportion of sand, silt and clay is known as

Redox potential is a measure of which one of the following?

The most abundant element in the earth's crust is

Match List I with List II

Choose the correct answer from the options given below:

The unconsolidated material above the parent material is called