NCERT Solutions Class 8 Science Solutions for Exercise in Chapter 2 - Microorganisms: Friend and Foe

Question 49 Exercise

Observe the Fig. and answer the questions that follows.

Question 49 Image - NCERT Solutions - Science , Class 8 chapter Microorganisms: Friend and Foe

(a) Write the name of the disease.

(b) Name the causative agent of this disease?

(c) How does the disease spread from one plant to another?

(d) Name any two plant diseases and the microbes that cause them.


a) Yellow vein mosaic of lady’s finger/okra

b) This disease is caused by a virus called Yellow vein mosaic virus.

c) This disease spread from one plant to other by insects.

d) (i) Citrus canker caused by bacteria (ii) Rust of wheat caused by fungus

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