List of top Agriculture Questions on Soil Science & Agricultural Chemistry asked in CBSE CLASS XII

Explain the different methods of fertilizer application.
Briefly explain any three ways to evaluate the fertility of the soil.
Write two disadvantages of broadcasting method of fertilizer application.
What is the percentage of phosphorus available in FYM ?
Mention one challenge faced during soil sampling.
.......... is the number of essential plant nutrients.
What are the objectives of Soil testing ?
Which fertilizer contains 46% of available nitrogen ?
Name the scientists who gave the criteria of essentiality of plant nutrients.
Name the group of bacteria which converts ammonia to nitrite.