a) Identify the pests in the diagrams labeled X and Y (1mk)
X……………………………………………………………………………………………….
Y………………………………………………………………………………………………
b) At what stage of maize production does each pest damage the crop. (2mks)
X……………………………………………………………………………
Y……………………………………………………………………………
c) Give one way of controlling each of the pests in the field. (2mks)
X………………………………………………………………………………..
Y……………………………………………………………………………….
Answers
(a)
X – Maize weevil/Sitophilous zeamais ½ mk
Y – Squirrel 1/2mk
(b)
X – Dry grain stage (1mk)
stored grains
Y – seedling stage
Grains at planting time. (1mk)
(c)
X timely harvesting
Use of resistant varieties 1 x 1 = 1mk
Y – Trapping and killing
Scaring / use of scare crows
Poisoning/use rodenticides 1x 1=1mk
