Skip to main content

History of Phytobacteriology _ Five Top Most asked MCQs

1. Who discovered that fire blight of apple and pear was caused by a bacterium?
a) Wakker
b) E.E. Smith
c) T.J. Burrill
d) None of the above

Answer: c) T.J. Burrill

2. Which disease did Wakker discover was caused by a bacterium?
a) Fire blight of apple and pear
b) Yellows disease of hyacinth
c) Both a and b
d) None of the above

Answer: b) Yellows disease of hyacinth

3. Who is considered the Father of Phytobacteriology?
a) Wakker
b) E.E. Smith
c) T.J. Burrill
d) None of the above

Answer: b) E.E. Smith

4. When did E.E. Smith start contributing to the discovery of plant diseases caused by bacteria?
a) 1882
b) 1883
c) 1895
d) None of the above

Answer: c) 1895

5. Which of the following is NOT true about T.J. Burrill?
a) He discovered that fire blight of apple and pear was caused by a bacterium.
b) He contributed to the discovery of plant diseases caused by bacteria.
c) He is considered the Father of Phytobacteriology.
d) None of the above

Answer: c) He is considered the Father of Phytobacteriology.
Labels:

Comments

Post a Comment

Popular posts from this blog

Initial history of plant pathology

1. Who is known as ‘The father of botany’? A. Antonie van Leeuwenhoek B. Micheli C. Theophrastus D. Linnaeus 2. Who invented the microscope in the 17th century? A. Antonie van Leeuwenhoek B. Micheli C. Theophrastus D. Linnaeus 3. Who discovered bacteria in 1617? A. Antonie van Leeuwenhoek B. Micheli C. Theophrastus D. Linnaeus 4. Who made an extensive study of fungi and their reproductive structures in 1729? A. Antonie van Leeuwenhoek B. Micheli C. Theophrastus D. Linnaeus 5. Who gave the first experimental proof that fungi were autonomous organisms which produced seed-like bodies? A. Antonie van Leeuwenhoek B. Micheli C. Theophrastus D. Linnaeus 6. Who gave the binomial system of nomenclature? A. Antonie van Leeuwenhoek B. Micheli C. Theophrastus D. Linnaeus 7. Who applied the binomial system of nomenclature to fungi and gave firm footing to the taxonomy of fungi? A. Antonie van Leeuwenhoek B. Micheli C. Theophrastus D. Linnaeus's students Persoon and Fries 8. Who experimentally p...
Post a Comment
Read more

Phytobacteriology

1. Which type of plant pathogenic bacteria is rod-shaped and lacks flagella? A) Atrichous B) Peritrichous C) Agrobacterium D) Rickettsia Like Organisms 2. What is the name of the rod-shaped plant pathogenic bacteria with flagella present on the whole periphery/surface? A) Atrichous B) Peritrichous C) Erwinia spp. D) Agrobacterium 3. Which type of bacteria is sensitive to antibiotics such as tetracycline and penicillin? A) Atrichous B) Peritrichous C) Rickettsia Like Organisms D) Agrobacterium 4. Which type of bacteria is sensitive to high temperature? A) Atrichous B) Peritrichous C) Rickettsia Like Organisms D) Agrobacterium 5. Which type of plant pathogenic bacteria is commonly associated with crown gall disease? A) Atrichous B) Peritrichous C) Erwinia spp. D) Agrobacterium Answers:  1. A) Atrichous  2. B) Peritrichous  3. C) Rickettsia Like Organisms  4. C) Rickettsia Like Organisms  5. D) Agrobacterium
Post a Comment
Read more

Ecology of Soil-Borne Plant Pathogens

1. Who discovered that the root disease fungus Phymatotrichum omnivorum could not grow in the soil although it infected the finest rootlets? A. Tabenhaus and Ezekiel B. Waksman C. Reinking and Manns D. Garrett 2. Who emphasized the important role that fungi play in the economy of the soil? A. Tabenhaus and Ezekiel B. Waksman C. Reinking and Manns D. Garrett 3. Who observed two types of soil fungi, soil inhabitants and the soil invaders? A. Tabenhaus and Ezekiel B. Waksman C. Reinking and Manns D. Garrett 4. Who renamed the soil invaders as root inhabiting fungi and distinguished the two groups by their "competitive saprophytic ability"? A. Tabenhaus and Ezekiel B. Waksman C. Reinking and Manns D. Garrett 5. Who consolidated the concept of inoculum potential? A. Tabenhaus and Ezekiel B. Waksman C. Reinking and Manns D. Garrett Answers: 1. A 2. B 3. C 4. D 5. D
Post a Comment
Read more