NCERT Solution: Biological Classification
Contagium vivum fluidum was proposed by
(a) D.J. Ivanowsky
(b) M.W. Beijerinek
(c) Stanley
(d) Robert Hook
NCERT Exampler
Ans. (b) M.W. Beijerinek
Beijerinek demonstrated that extracts of infected tobacco plant can cause infection in healthy plants and termed the fluid as contagium vivum fluidum (infectious living fluid).
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