SSC General Science & Technology Sample Paper NCERT Sample Paper-7

  • question_answer
    The latest trend in plant disease control is

    A)  Chemical control

    B)  Biological control

    C)  Use of fertilizers

    D)  Use of disease resistant varieties

    Correct Answer: B

    Solution :

    [b] The use of living organisms or viruses against pathogen in order to eliminate the disease is called biological control.   By using such controls, the adverse effects on plants and environment are minimised.

You need to login to perform this action.
You will be redirected in 3 sec spinner