Principles of soil conservation does not include:

Related Mcqs:

1. Any material such as straw, sawdust, leaves, plastic films, & loose soil that is spread upon the surface of the soil to protect the soil & plant roots from the effects of raindrops, soil crusting, freezing or evaporation:

   A. Mull B. Mulch C. Mycorrhizae D. Muck Submitted by: Shafiq Rehman...

2. Soil conservation is performed by:_________?

   A. Cutting trees B. Excessive grazing C. By plantation D. By heavy irrigation Submitted by: Shafiq Rehman...

3. Father of soil conservation and Father of Pedology respectively?

   A. Winogradsky & R. Morphy B. Winogradsky & Dokuchaev C. Bennett & Dokuchaev D. both A & B Submitted by: Mir Mehrbiyar...

4. Soil additive which stabilizes the soil, improves resistance to erosion, increases to permeability to air & water, improves texture, eases cultivation or otherwise improves soil quality:

   A. Soil amendment B. Soil conditioner C. Both a & b D. None of the above Submitted by: Shafiq Rehman...

5. Which one of the following techniques is used for assessing available P in soil and does not include growing plants:

   A. E-Value B. L-Value C. a-Value D. A-Value Submitted by: Shafiq Rehman...

6. The diagnostic techniques used in evaluating soil nutrient status and determining fertilizer requirements of the crop include:

   A. Nutrient deficiency symptoms & field experimentation B. Greenhouse pot experimentation & soil testing C. Plant analysis D. All of the above Submitted by: Shafiq Rehman...

7. Effects of soil pollution may also include:___________?

   A. Pollution runs-off into rivers & kills the fish, plant & other aquatic life B. Crops & fodder grown on polluted soil may pass the pollutants on to the consumers C. Soil structure is damaged or polluted soil may no longer grow crops & fodder D. All of the above Submitted by: Shafiq Rehman...

8. A soil is classified as sodic soil when______________________?

   A. EC is 8.5 C. SAR is >13 D. All the above...

9. Addition of sodium hexametaphosphate in soil for determination of soil texture causes__________________?

   A. Agregation of soil particles B. Cementing of soil particles C. Dispersion of soil particles D. All the above...

10. The major soil fertility problems in Pakistani soils deficiencies of N, P and Zn. Deficiencies K, Fe, and B also occur in specific crop genotypes or soil types, while deficiencies of S, Cu, and Mn are negligible. however, the common nutrient deficiencies are_________________: and some micronutrients including Mo?

    A. N, P, K B. Ca, Mg, S C. both A & B D. The above statement is wrong Submitted by: Shafiq Rehman...