Herbicides O Level Biology MCQs Quiz Online PDF Download

Practice herbicides o level biology MCQs, O level biology MCQ test for online learning. Effects of human activity on ecosystem quiz has multiple choice questions (MCQ), herbicides o level biology quiz questions and answers to practice as advantages of using pesticides does not include, answer key help with choices as healthier crops, better yield, more resistance in pests and more food and profit for farmers problem solving for viva, competitive exam preparation, interview questions. Free study guide is for online learning herbicides o level biology quiz with MCQs to practice test questions with answers.

MCQs on Herbicides O Level Biology Quiz PDF Download

MCQ. Advantages of using pesticides does not include

  1. healthier crops
  2. better yield
  3. more resistance in pests
  4. more food and profit for farmers

C

MCQ. Over a period of time, mosquitoes have developed resistance to

  1. DDT
  2. BOD
  3. Dioxins
  4. eutrophication

A

MCQ. Miscarriages in women may be due to intake of

  1. carbon dioxide
  2. polluted water
  3. water containing dioxins
  4. DDT

C

MCQ. Physical, mental abnormalities and risks of cancer are increased due to

  1. DDT
  2. BOD
  3. Dioxins
  4. Greenhouse effect

C