Waec Agricultural Science 2012 Past Questions and Answers

Question 21:

• WAEC 2012

The following crops require staking except

A. Tomato
B. Yam
C. Pumpkin
D. Guinea corn

Question 22:

• WAEC 2012

The frequency of weed control on a tomato farm does not depend on

A. Rainfall
B. Soil fertility
C. Nearness to homestead
D. Planting distance of crops

Question 23:

• WAEC 2012

Citrus is usually propagated by

A. Budding
B. Layering
C. Use of stem cuttings
D. Use of bulbs

Question 24:

• WAEC 2012

The botanical name of groundnut is

A. Vigna unguiculata
B. Arachis hypogaea
C. Phaseolus vulgaris
D. Glycine max.

Question 25:

• WAEC 2012

Ornamental plants reduce noise pollution in the environment by

A. Scattering sound energy
B. Reflecting sound waves
C. Dispersing sound waves
D. Absorbing sound energy