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GK MCQs Section
Q. Interveinal necrotic spots on leaves appear due to:
Answer: SO2 injury
Notes: Injury caused by sulphur oxides i.e. SO2 or SO3 show interveinal necrotic areas that are light tan to white. Uninjured tissue next to the veins remains green.

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Question Number: 88 in General Studies Mock Test - 48 in above course in App.