Biosafety Principles and Hazards Quiz

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20 Questions

Which of the following best defines biosafety?

The prevention of exposure to biological agents and toxins

How is biohazard best defined?

An agent of biological origin capable of producing harmful effects

What does the term 'hazard' refer to in the context of workplace categorization?

Physical, chemical, and biological sources of harm

How are biosafety levels (BSL) defined?

Individual protections for biological lab activities to prevent harm to personnel and the environment

What is the primary focus of biosecurity measures?

Taking measures to limit the threat posed by biological warfare or pandemic outbreaks

What is the primary purpose of personal protective equipment (PPE) in a laboratory setting?

To provide a barrier against the spread of infectious agents

What is the main benefit of Class III biosafety cabinets in a laboratory?

Maximum protection for laboratory personnel and the environment

Which personal protective equipment is specifically designed to protect against direct handling of potentially infectious materials?

Gloves

What is the purpose of safety glasses and goggles in a laboratory setting?

Protection of the eyes from chemical splashes or impact hazards

Which type of biosafety cabinet offers only partial containment of infectious aerosols?

Class II

What is the primary function of biochemistry?

Understanding the rudimentary chemistry of life

Which discipline examines the processes that produced the diversity of life?

Evolutionary biology

What is the fundamental unit examined by cellular biology?

The basic building block of all life, the cell

What is the recognized basic unit of heredity?

The basic unit of heredity

Which science is concerned with studying the interactions among biological molecules?

Biochemistry

Who coined the term 'biology' in 1736?

Carl von Linné

Which scientists are credited with the development of cell theory in 1839?

Matthias Jakob Schleiden and Theodor Schwann

What distinguishes living things from all other matter?

The presence of cells

Who discovered the cell in 1665?

Robert Hooke

When did the idea that all living things are made of cells emerge?

In about 1840

Test your knowledge of biosafety principles, containment technologies, and hazards at the workplace. Learn about biological agents, toxins, and measures to prevent exposure and accidental release.

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