List of top Agroforestry Questions on Soil Fertility

Match List - I with List - II.

Choose the correct answer from the options given below :

Read the following statements with respect to soil profile and choose correct statements :
A. $OL_2$ layer is organic in ture in which plants and animals residue can be recognized visually.
B. $A_1$ layer is the uppermost mineral soil rich in organic matter.
C. $A_2$ layer is washing out zone.
D. $B_2$ layer is the zone of accumulation of clay and hydrous oxides.
E. $B_2$ layer generally lower in organic matter than that of $A_2$ layer.
Choose the correct answer from the options given below :

Match List - I with List - II.

Choose the correct answer from the options given below :

Soil physical quality indicators are :
A. Rooting depth
B. Organic matter content
C. Aggregate stability
D. Earth-worms Population
E. Water holding capacity
Choose the correct answer from the options given below :

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Farmyard manure or composts application increases water holding capacity of the soil.
Reason (R) : Compost and FYM application increases the soil temperature by 3 - 4$^\circ$C.
In the light of the above statements, choose the most appropriate answer from the options given below :

In which type of soils, copper deficiency is more ?

How many times higher concentration of Molybdenum (Mo) in the root nodules of legumes than their leaves ?