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    Question

    Due to deficiency of Zn causing Khaira disease

    in the rice field, the disease caused on the rice field appears __ ?
    A Necrotic Correct Answer Incorrect Answer
    B Yellow coloured Correct Answer Incorrect Answer
    C Copper brownish coloured Correct Answer Incorrect Answer
    D Reddish coloured Correct Answer Incorrect Answer

    Solution

    because of khaira disease, initially yellow colour spots occur which later on turns to brown or copperish brown in colour. 

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