Multiple choice

Match the crop diseases listed in Group I with causative agents in Group II.

 
Group I
Group II
P. Downy Mildew of Cucurbits 1. Phytophthora infestans
Q. Downy mildew of grape 2. Pseudoperonospora cubensis
R. Late blight of potato 3. Phytophthora nicotianae
S. Black Shank of Tobacco 4. Plasmopara viticola

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

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

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

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

  5. P - 4; Q - 2; R - 3; S - 1
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Correct answer. Downy Mildew of Cucurbits is caused by Pseudoperonospora cubensis. Downy mildew of grape is caused by Plasmopara viticola. Late blight of potato is caused by Phytophthora infestans. Black Shank of Tobacco is caused by Phytophthora nicotianae.

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