The most effective farming method for returning minerals to the soil is

Related MCQs

• Which of the following is/are the chief Characteristics of commercial grain farming of the middle latitude grasslands? 1. The size of farms are generally large. 2. Cultivation is highly mechanized. 3. It is a type of extensive farming. Select the correct answer using the code given below: [NDA 2011]
• The metallic minerals are
• Power minerals are
• The number of economic minerals associated with sedimentary rocks is
• Which of the following minerals is obtained from placer deposits?
• Which of the following minerals is needed for generation of nuclear power?
• Which one of the following minerals occurs abundantly in the Earth's crust? [CDS 2003]
• Which of the following minerals and their ores are correctly matched? 1. Zinc-calamine 2. Platinum-iridium 3. Tin-cassiterite 4. Copper-carnolite
• Decaying .vegetation produces organic acids which causes a breakdown of minerals. This is :
• Which of the following influence the erosion of soil by water? [Railways 1994] 1. Slope of the land 2. Management practice like terracing 3. Soil salinity