Question

4. Pick out the odd one, and give reason
Rust of wheat, leaf Blight, Canning, Citrus canker.

Answer 1

Answer:

Rust of Tea is also called as red rust disease. It is caused by algae Cephaleuros parasiticus Karst. It affects the tea plant. Red rot is a disease that affects the sugarcane plant. It is caused by fungus Glomerella tucumanensis. Citrus canker is a bacterial disease affecting Citrus species caused by the Xanthomonas axonopodis. It affects Citrus species like lime, orange. Late blight is an infection caused by fungus Phytophthora infestans. It affects potato and tomato.

Thus, the correct answer is 'Citrus canker

Answer 2

Answer:

I think citrus canker as this is a plant disease caused by bacteria but rust of wheat and leaf blight and canning are plant disease caused by fungus