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Science and Technology › Specific Diseases
Consider the following:
1. Birds 2. Dust blowing 3. Rain 4. Wind blowing
Which of the above spread plant diseases?
(a)
1 and 3 only
(b)
3 and 4 only
(c)
1, 2 and 4 only
(d)
1, 2, 3 and 4
(D)