Waec Agricultural Science Questions
Question 211:
The causal organism of damping-oil disease of okra is a
- A Bacterium
- B Virus
- C Nematode
- D Aphid
- E Fungus
Question 212:
Which of the following crops cannot be easily improved by cross-breeding?
- A Groundnut
- B Cowpea
- C Oil palm
- D Maize
- E Yam
Question 213:
The commonest method of vegetative propagation is by
- A Layering
- B Budding
- C Cutting
- D Grafting
- E Tillering
Question 214:
I. spreading and perennial plant with long and rapid growing stems. II. height of plant about 1.2m III. resistance to dry weather. Which of the following pasture grasses has the description given above?
- A Northern gamba grass
- B Bahama grass
- C Guinea grass
- D Elephant grass
- E Gaint star grass
Question 215:
The annual burning of forest areas encourages
- A Afforestation
- B Deforestation
- C Regeneration
- D Selective explotation
- E Taungya farming