Two maize pests are shown in the diagram below. Study them and answer the questions that follow

Snap 2023 03 11 at 17.27.03
maize pests

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

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