Multiple choice

Match the diseases in Column-I with causing pathogens in Column-II and select the correct answer using the codes given below. ||| |---|---| |Column-I |Column-II| |P. Wilt of potato|1. Ralstonia solanacearum| |Q. Fruitlet brown rot of pineapple|2. Pseudomonas syringae| |R. Blossom blast of pear|3. Pseudomonas solanacearum| |S. Wilt of peanut|4. Erwinia spp.| | |5. Polyscytalum pustulans|

  1. P - 1, Q - 4, R - 2, S - 3

  2. P - 2, Q - 4, R - 1, S - 5

  3. P - 4, Q - 1, R - 2, S - 3

  4. P - 1, Q - 4, R - 5, S - 2

  5. P - 5, Q - 4, R - 2, S - 3
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A Correct answer
Explanation

In potato, wilt disease is caused by the bacteria Ralstonia solanacearum. Erwinia ananas causes fruitlet brown rot in pineapple. Blossom blast is caused by the bacteria Pseudomonas syringae in pear. Wilt disease of peanut is caused by Pseudomonas solanacearum. Hence, the correct answer using the codes is P - 1, Q - 4, R - 2, S - 3.

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