Which of the following disease is not caused by fungus in plant?
A. Red rot of sugarcane
B. Ergot or rye
C. Leaf spot or rice
D. Red rust of tea
Answer: Option D
A. Red rot of sugarcane
B. Ergot or rye
C. Leaf spot or rice
D. Red rust of tea
Answer: Option D
The anti-malarial drug quinine is made from a plant. The plant is
A. Neem
B. Eucalyptus
C. Cinnamon
D. Cinchona
The causal organism of black stem rust of wheat is
A. Xanthomonas compestris
B. Pseudomonas solanacearum
C. Puccinia graminis tritici
D. Albugo candida
A. a-2, b-1, c-4, d-3
B. a-1, b-4, c-3, d-2
C. a-4, b-3, c-2, d-1
D. a-3, b-2, c-1, d-4
Which one of the following plants is used for green manuring in India?
A. Wheat
B. Sunhemp
C. Cotton
D. Rice
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