List of top Agriculture Questions on Soil Science & Agricultural Chemistry

Explain the different methods of fertilizer application.
Write two disadvantages of broadcasting method of fertilizer application.
Briefly explain any three ways to evaluate the fertility of the soil.
What is the percentage of phosphorus available in FYM ?
Mention one challenge faced during soil sampling.
Which fertilizer contains 46% of available nitrogen ?
What are the objectives of Soil testing ?
.......... is the number of essential plant nutrients.
Name the scientists who gave the criteria of essentiality of plant nutrients.
Name the group of bacteria which converts ammonia to nitrite.
Which of the following statements about tillage are correct?
(A) Tillage operation in which nearly 30% crop residues are left on the soil surface is called conventional tillage
(B) An open trench left in between two adjacent strips of land after finishing ploughing is called dead furrow.
(C) Jethro Tull was known as father of tillage
(D) Conservation tillage has mitigation effect on climate change
Which of the following exchangeable sodium percentage is characteristic of alkaline soils?
Arrange the soils of the following textural classes according to descending order of their clay percentage: