Multiple choice

Which of the following plant diseases is caused by Phytophthora infestans?

  1. Loose smut of wheat

  2. Wilt of Pigeon pea

  3. Blight of Chick pea

  4. Late blight of potato
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D Correct answer
Explanation

Phytophthora infestans is a fungus-like organism (oomycete) that causes late blight of potato, which was responsible for the Irish Potato Famine. Loose smut of wheat is caused by Ustilago tritici, wilt of pigeon pea by Fusarium udum, and blight of chickpea by other pathogens.

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