What is meant by the atmospheric effect and the greenhouse effect? Explain how ozone layer depletion is related to global warming.
See Answer →What is the source of sulphates in water systems? Give reactions. What is temporary hardness of water? Give the reason of temporary hardness of water.
See Answer →Describe the methods of water purification and list the advantages and disadvantages of the methods.
See Answer →Name the properties of water responsible for:
i) maintaining ice caps at polar regions.
ii) floatation of solid ice on liquid water surface.
iii) movement of water through plants and trees. What are the effects of water logging and salinisation on plants.
See Answer →How do soils become alkaline? Give two disadvantages of alkaline soils. What are the two benefits of nitrogen as a plant nutrient?
See Answer →What is the basis of soil texture analysis? Explain any two methods used for this purpose.
See Answer →Explain the following terms in brief.
i) Soil profile
ii) Topography
iii) Parent material
iv) Metamorphic rocks
v) Granular disintegration
See Answer →Reaction Process
See Answer →Agriculture Development
See Answer →Functions of Communication
See Answer →Organizational Barriers to Communication
See Answer →Operation Flood Program
See Answer →Krishi Vigyan Kendra
See Answer →Group Meeting
See Answer →High Yielding Variety Programme
See Answer →Discuss the concept and method social forestry extension.
See Answer →Describe the basic elements in extension management
See Answer →What is an agriculture extension service? How it helps in improved agricultural production?
See Answer →Describe various forms of organizational communication.
See Answer →Discuss the meaning and objectives of extension
See Answer →