IFS Agriculture 2002
Paper-I
Section A
1. Write short critical notes, not more than 150 words each, on any four of the following: (10 × 4 40)
a. Land capability classification
b. Carbon: Nitrogen ratio
c. Crop-weed competition
d. Selectivity of herbicides
e. ICRISAT
2. What is agricultural drought and what are the major causes for its occurrence? Suggest management practices for late onset of monsoon, early-season drought and mid-season drought
3. What is integrated nutrient management? How do you plan for such a system to monsoon season lowland rice crop
4. Distinguish between the following: (10 × 4 40)
a. Particle density and bulk density of soil
b. Water requirement and irrigation requirement
c. Intercropping, sequential cropping and relay cropping
d. Result demonstration and method demonstration
Section B
5. Write short critical notes, not more than 150 words each, on any four of the following: (10 × 4 40)
a. Soil-plant-water relationships
b. Irrigation interval
c. Soil amendments and conditioners
d. Watershed management
e. AGMARK standards
6. Why are certain crop growth stages most sensitive to soil moisture stress? Suggest water management practice for wheat and groundnut crops at time of variable water supplies
7. What are the main principles of extension programme planning? Discuss the steps involved in programme planning process
8. Distinguish between the following: (10 × 4 40)
a. Soil fertility and productivity
b. Nitrification inhibitors and slow release nitrogen fertilizers.
c. Crop rotation and ratoon cropping
d. Partial budgeting and complete budgeting.