(B) In $1892$,$D.J. Ivanowsky$ recognized certain microbes as causal organisms of the mosaic disease of tobacco. These were found to be smaller than b

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(B) In $1892$,$D.J. Ivanowsky$ recognized certain microbes as causal organisms of the mosaic disease of tobacco. These were found to be smaller than bacteria because they passed through bacteria-proof filters. Hence,the correct answer is tobacco.

Class 11 Biology Biological Classification Viruses, Viroids, Prions and Lichens

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From which plants did $D.J. Ivanowsky$ discover viruses?

A
Maize
B
Tobacco
C
Sugarcane
D
Sunflower

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Class 11 Questions

Class 11

Biology Questions

Chapter

Biological Classification

Subtopic

Viruses, Viroids, Prions and Lichens

Mention the contributions of various scientists regarding viruses.

Medium

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Which characteristic does a virus exhibit when it is inside a host cell?

Easy

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Which of the following viruses is devoid of a protein coat,with its body constituted by only $RNA$?

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Which of the following statements is not correct for viruses?

MediumAIIMS 2017

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$S :$ The symbiotic association between algal and fungal components is called lichen.
$R :$ The study of lichens is called lichenology.

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From which plants did $D.J. Ivanowsky$ discover viruses?

Similar Questions

Mention the contributions of various scientists regarding viruses.

Which characteristic does a virus exhibit when it is inside a host cell?

Which of the following viruses is devoid of a protein coat,with its body constituted by only $RNA$?

Which of the following statements is not correct for viruses?

$S :$ The symbiotic association between algal and fungal components is called lichen.$R :$ The study of lichens is called lichenology.

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$S :$ The symbiotic association between algal and fungal components is called lichen.
$R :$ The study of lichens is called lichenology.