Question # 1

These are smallest and without cell wall

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E-Coli

spirochete

Mycoplasma

Pseudomonas

A sequence of cocci is termed as.

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Diplococcus

saurian

Streptococci

Tetrad

Germ theory of disease was formulated by

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Antone Van Leeuwenhoek

Pasteur

Robert Koch

none of above

A sextual reproduction in bacteria occurs by

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Conjugation

Transduction

Transformation

Binary fission

Cell wall of Archaebacteria does not contain.

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Chitin

Cutin

Peptidoglycan

Cellulose

A cube of eight cocci is termed as.

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Tetrad

Sarcina

diplococcus

Streptococci

Important vector is modern genetic engineering is.

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Nucleoid

Mesosome

Plasmid

Ribosome

Gram negaive cell wall has

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Only lipids

Only protein

More lipids and less protein

Less lipids and more protein

Conjugating in bacteria is promoted by the structure.

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Flagella

Pill

Cillia

Spores

_________ is an anaerobic bacterium.

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E Coli

Pseudomonas

Spirochete

Campylobacteria

Pili are made up of special protein called.

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Pillin

Flagellin

Tubullin

Myosin

Bacterial membrane also contain enzyme for

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Respiration

Photosynthesis

Protein synthesis

None of the above

Bacteria divide at exponential rate during

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stationary phase

Decline phase

Log phase

Lag phase

The bacteria in which tuft of flagella is present each of two poles are called.

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Atrichous

Lophotrichous

Peritroichous

Amphitrichous

Which one of the following is not found in bacteria.

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Cell membrane

Ribosome

Nucleoid

Capsule

Bacterial endospores function in

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Reproduction

Protein synthesis

Survival

Stronge

The bacteria which can grow either in the presence or absence of oxygen are called.

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Aerobic bacteria

Anaerobic bacteria

Facultative bacteria

Microaerophilic bacteria.

Cell wall is absent in

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E -coli

Mycoplasma

Vibrio

Sprocket

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