Explanation

(a)(i) Classification of specimen G (Grasshopper) and H (Bean beetle) based on their feeding habits;

• Specimen G (Grasshopper): biting and chewing insect pest
• Specimen H (Bean beetle): boring insect pest

(ii) Part of crops damaged by specimens G and H;

• G (Grasshopper): Leaf, young shoot, succulent stem
• H (Bean beetle): Seeds

(iii) Ways in which specimen H (Bean beetle) is economically important

• Destroys viability of seeds/destroys cotyledon.
• Reduces market value of crop/quality of crop.
• Increases farmer's cost of production.
• Reduces the quantity of stored produce (seed)

(b) Ways of controlling Specimens I (Bird) J (Rat);

Specimen I (Bird);

• Use of scarecrow/ bird scarer
• Use of cage or string traps
• Shooting with qun
• Use of catapult
• Drumming/noise making 
• Use of avicides/ poison

Specimen J (Rat);

• Clean weeding of the farm
• Trapping with baits
• Use of rodenticides onno
• Use of string or wire traps/ pit traps
• Shooting with catapult
• Smoking out of burrow/hole
• Fencing Use of predators e.g. cat
• Rat gum/mouse board 

• what is the fluid in the eye calles? Answer this

  1 Answers   ·   Biological Science   ·   12 hours ago
• which school is the richest school in Nigeria? Answer this

  1 Answers   ·   1 day ago
• how does post utme looks like and what are the subjects required for a medical student? Answer this

  1 Answers   ·   1 day ago