Question # 1

Germ theory of disease was formulated by

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Antone Van Leeuwenhoek

Pasteur

Robert Koch

none of above

Bacterial membrane also contain enzyme for

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Respiration

Photosynthesis

Protein synthesis

None of the above

Pili are made up of special protein called.

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Pillin

Flagellin

Tubullin

Myosin

Curved or comma shaped bacteria are called.

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Vibrio

spirillum

Spirochetes

Bacli

Plasmid is

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Essential for bacterial growth and metabolism

Drug resistant having disease and insect resistant gene

Essential for bacterial growth only

All of above

Pasteur's main achievements are the development of vaccines for diseases

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Cholera, rabies only

Anthrax, rabies only

Anthrax, fowl cholera and rabies

None of the above

A sequence of cocci is termed as.

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Diplococcus

saurian

Streptococci

Tetrad

Important vector is modern genetic engineering is.

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Nucleoid

Mesosome

Plasmid

Ribosome

These are smallest and without cell wall

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E-Coli

spirochete

Mycoplasma

Pseudomonas

When flagella surround the whole cell, the condition is called

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Peritrichous

Atrichous

Amphitrichous

None of above

Which of the following is a primary bacterial cell wall function

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Transport

Support

Motility

Adhesion

A cube of eight cocci is termed as.

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Tetrad

Sarcina

diplococcus

Streptococci

Bacterial membrane differs from eukaryotic membrane in

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Lacking protein

Lacking lipids

Lacking polysaccharides

Lacking sterol i.e. cholesterol

E-Coli is a example of

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Aerobic Bacterium

Anaerobic Bacterium

Facultative bacteria

Microaerophilic bacteria

Bacterial endospores function in

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Reproduction

Protein synthesis

Survival

Stronge

Cysts are dormant, thick, walled, desiccation resistant forms and develop during.

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Late stage of cell growth

Differentiation of vegetative cells

Differentiation of reproductive cells

During conjugation

Bacteria divide at exponential rate during

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stationary phase

Decline phase

Log phase

Lag phase

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