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NEET Biology Strategies for Enhancement in Food Production / खाद्य उत्पादन में वृद्धि के लिए रणनीतियाँ Question Bank General Introduction

  • question_answer
    DDT and 2, 4-D were Introduced

    A) Towards end of World War II

    B) Towards beginning of World War II

    C) During World War I

    D) Just after the World War I

    Correct Answer: A

    Solution :

    During the second world war, two synthetic pesticides i.e., DDT (dichloro diphenyl trichloroethane) and 2, 4-D (2, 4 dichlorophenoxy acetic acid) were mainly used.


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