Soil Science MCQ part – 7th

A horizon is..?

Passive factor of soil formation includes ?

Source of boron is

Formation of hydromorphic soil due to..?

Lands not used for cultivation are classified in?

Percentage of organic matter in organic soil (high clay content) is..?

Pedozolization occurs in..?

Illuviation is the process of..?

Law of minimum was given by?

Lands suitable for cultivation are classified in?

Which is a metamorphic rock?

Which is a transition layer

Example of secondary formation rock is..?

Split application of fertilizer is applied in..?

In soil formation, parent material is considered as..?

Clay soil contains..?

Laterization results in.

A definite genetic horizon is absent in..?

Source of Mn is..?

What happens when C:N ratio is below 20:1 ?

....is a type of physical weathering

Weathering is a ........ process

Soil loss equation due to water erosion includes ?

O horizon is can be seen in..?

According to land capability classification, class of deep red soil is?

Humification is a process of..

Percentage of organic matter in organic soil (low clay content) is..?

Source of phosphorus is..?

Study of soil with higher plant is known as?

Soil loss equation due to wind erosion includes ?

Dolomite is a..?

Formula of quartz is..?

Factor of faunal perturbation is/are..?

Bench terracing is practice on the land..?

Percentage of organic matter in mineral soil is ?

Eluviation is the process of..?

Study of soil is known as..

According to international classification of soil the size of gravel is

Law of minimum was given in the year?

Size of clay is..?

Permanent feature of soil is..?

Solonization is process of..?

Which is true about regolith?

Which has higher water holding capacity?

E horizon is also known as..?

Total numbers of soil profile are..

Horizon of maximum accumulation is..

Type of igneous rock is..?

Hydraulic conductivity of soil varies directly with ?

The unconsolidated material is found in..?