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8th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    Weeds are the unwanted plants, which grow along with the crop and share nutrients, water and Sunlight with the crops. We have to remove these weeds for proper growth of crops. It can be done either, by handpicking or with the help of chemicals. Which one of the following chemicals given below is a weedicides?

    A) 2, 4-D

    B) BHC

    C) \[C{{H}_{4}}\]

    D) CF

    E) None of these

    Correct Answer: A

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