Question 456:

• WAEC 1992

Which of the following is the most suitable raw material used in the production of pulp in paper industry?

A. Hardwood
B. Softwood
C. Heartwood
D. Sapwood
E. Plywood

Question 457:

• WAEC 1992

Which of the following explains the term pruning?

A. Removal of unnecessary branches of trees crops
B. Adequate spacing of seedlings during transplanting
C. Removal of diseases or dead crops from the farm
D. Hardening of seedlings in the nursery
E. Ripening of fruits before the development of embryo

Question 458:

• WAEC 1992

28. The freshly cut forage crops fed to livestock in their housing units are referred to as

A. Paddock grazing
B. Rotational grazing
C. Silage
D. Hay
E. Soilage

Question 459:

• WAEC 1992

Which of the following plant diseases is not caused by fungus

A. Black arm
B. Rice blast
C. Rice smut
D. Cassava leaf-spot
E. Maize rust

Question 460:

• WAEC 1992

Trees for lumbering will be regularly available in Nigerian forests if

A. There is an increase in annual rainfall
B. Fertilizers are applied to trees
C. Timber is no longer used for construction purposes
D. A tree is planted for everyone felled
E. Wood is no longer used as fuel