Waec Agricultural Science 2019 Past Questions and Answers

Question 21:

• WAEC 2019

Protective functions of forests include the following except

A. Soil conservation
B. Serving as windbreak
C. Purification of air
D. Source of firewood

Question 22:

• WAEC 2019

The growth of both trees and arable crops on the same piece of land is?

A. Ley farming
B. Mixed farming
C. Forestry
D. Taungya system

Question 23:

• WAEC 2019

Sexual propagation of omamental plants involves the use of?

A. Stems
B. Seeds
C. Suckers
D. Rhizomes

Question 24:

• WAEC 2019

The vector of leaf curl disease of cotton is?

A. Grasshopper
B. Termites
C. Thrips
D. White fly

Question 25:

• WAEC 2019

A major storage pest of cereals in West Africa is?

A. Stem borer
B. Weevil
C. Bird
D. Army worm