Agricultural Science Questions
Question 766:
Crops grown in nitrogen deficient soil show the following characteristics except
- A Poor setting of fruit
- B Stunted growth
- C Chlorosis in growing crops
- D Yellowing of lower leaves
- E Timely ripening of fruits
Question 767:
Which of the following is not a function of organic matter in the soil?
- A Conserving soil water
- B Preventing soil erosion
- C Preventing leaching in soil
- D Inhibiting seed germination
- E Stabilising the structure of the soil
Question 768:
The following crops can be grown as cover crops except
- A Pueraria phaseoloides
- B Stylozanthes gracillis
- C Centrosema pubescens
- D Nicotiana tabacum
- E Calopogonium mucunoides
Question 769:
Effects of overgrazing on soil include the following except
- A Exposure of soil to erosion
- B Depletion of soil nutrients
- C Soil compaction
- D Improvement of soil structure
- E Exposure of soil to direct rays of the sun
Question 770:
A farm practice which assists in maintaining the structure and fertility of soil and reduction in risk of the sun infestation is
- A Bush burning
- B Organic manuring
- C Crop rotation
- D Mulching
- E Fertilizer application