Introduction to Microorganisms and Bacteria

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What is the size range of bacteria?

10-6 millimeter

1 nanometer

10-3 millimeter (correct)

1 millimeter

Which staining technique uses a single basic dye?

Gram stain

Ziehl-Neelsen stain

Simple stain (correct)

Differential stain

What is the shape of spiral bacteria?

Rod-like

Spirilla (correct)

Pairs

Spherical or ovoid

How do bacteria reproduce?

By binary fission Signup and view all the answers

What is the characteristic feature of bacterial cells regarding staining?

They are almost colorless and transparent Signup and view all the answers

Which staining technique uses two dyes separated by a decolorizing agent?

Differential stain Signup and view all the answers

What is the characteristic feature of bacterial cells regarding staining?

They take the color of the dye in simple stain Signup and view all the answers

What is the size range of bacteria?

10-3 millimeter to 1 millimeter Signup and view all the answers

How do bacteria reproduce?

By binary fission Signup and view all the answers

What is the shape of spiral bacteria?

Spirilla or spirochetes Signup and view all the answers

Introduction to Microorganisms and Bacteria

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Questions and Answers

What is the size range of bacteria?

Which staining technique uses a single basic dye?

What is the shape of spiral bacteria?

How do bacteria reproduce?

What is the characteristic feature of bacterial cells regarding staining?

Which staining technique uses two dyes separated by a decolorizing agent?

What is the characteristic feature of bacterial cells regarding staining?

What is the size range of bacteria?

How do bacteria reproduce?

What is the shape of spiral bacteria?

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