Which of the following insect pests causes defoliation in crops? by Sunday | Jun 6 | Agricultural Science WAEC | 0 comments A. mirid B. grasshopper C. weevil D. aphid Correct Answer: Option B B. grasshopper Users Also Read These:Piercing and sucking insect pests possess?Pests of crops that feed by piercing and sucking…Which of the following insect pests of crops is…The resemblance of a palatable insect to a poisonous…The side effects of the various preventive and…