Agricultural Science Questions
Question 381:
Most crop plants do not survive in water-logged soils because
- A The dissolved nutrients are too diluted for crop plants
- B The plants will not photosynthesize
- C Their leaves are turgid for respiration
- D Their physiological processes will be increased
- E Oxygen has been displaced to its deficiency for crops
Question 382:
If the ginning percentage of the samaru variety of cotton is 35, what will be the amount of raw cotton obtained from a 6 hectare farm with a yield of 330 kg seed cotton per hectare?
- A 46 kg
- B 96.3 kg
- C 114 kg
- D 693 kg
- E 6930 kg
Question 383:
Which of the following factors does not affect the distribution of pasture grasses?
- A Type of species
- B Temperature
- C Soil
- D Pests and diseases
- E Rainfall
Question 384:
Which of the following is not a reason for the government to encourage the planting of trees
- A Controlling erosion
- B Increasing soil fertility
- C Preventing desert encroachment
- D Reducing effects of environmental pollution
- E Increasing output of mineral oil
Question 385:
Which of the following crops does not require nursery?
- A Rice
- B Tobacco
- C Tomato
- D Oil palm
- E Maize