Top 1000+ Solved Microbiology MCQ Questions Answer

Q. The formation spindle fibres in the processof cell division is prevented by

a. Corchicine

b. ATP

c. Hydrazine

d. All of these

Q. Important class of respiratory enzymes:

a. NAD

b. Cytochromes

c. ATPase

d. Hydrolases

Q. The primary mode of transmission ofpoliomyelitis virus:

a. Flie

b. Milk

c. Person to person

d. Food and water

Q. Genetic constitution of the cell is

a. Phenotype

b. Genotype

c. Cryptotype

d. Histotype

Q. The primary mode of transmission ofpoliomyelitis is

a. Oral route

b. Blood

c. Milk

d. Person to person

Q. Cerebral malaria is caused by

a. Plasmodium vivox

b. P.ovale

c. P.falsiparum

d. P.malaria

Q. Ergot disease is caused by

a. Puccinia

b. Rhizopus

c. Claveceps

d. Penicillium

Q. Most bacteria require vitamins as

a. Growth Factors

b. Sources of energy

c. Sources of carbon

d. Sources of electron donars

Q. Which of these is a trace element forbacteria?

a. Mg+2

b. Na+

c. Ca+2

d. Mn+2

Q. Virulent factor in pneumococcus is

a. Cell wall

b. Capsule

c. Mesosomes

d. Emdotoxins

Q. The Bacter ia move in response to magnetic field is

a. Spirochets

b. Treponema

c. Aquaspirillum Magnetotacticum

d. None of these

Q. Nagler reaction detects

a. Corynebacterium diphtheriae

b. Clostridium tetani

c. Clostridium perfringens

d. Clostridium botulinum

Q. The following organisms lack definite cell wall

a. Mycoplasma

b. L-forms

c. Both a and b

d. Bacteria

Q. The following disease are caused byMycoplasma except

a. Pneumonia in human beings

b. Little leaf of Brinjal

c. Dwarf disease of Mulbery

d. Citrus canker

Q. Mycotoxins are produced by

a. Bacteria

b. Fungi

c. Algae

d. Protozoans