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Microbiology Basics and Microorganisms Classification Quiz

12 Questions

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Microbiology Basics and Microorganisms Classification Quiz

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Questions and Answers

What is a common example of a pathogen that causes non-infectious diseases or cancer?

Helicobacter pylori (correct)

Salmonella enterica

Listeria monocytogenes

Streptococcus pyogenes

What is the main function of macromolecules in biological systems?

Providing structural support and stored energy (correct)

Transporting oxygen in the bloodstream

Maintaining body temperature

Enhancing immune response

Which components are present in the composition of nucleic acids?

Carbohydrates and fatty acids

Glycoproteins and lipoproteins

Phospholipids and amino acids

Nucleotides and sugars (correct)

What are the major steps involved in performing a scientific experiment?

Observation, Question/Problem, Hypothesis, Experiment, Result, Conclusion Signup and view all the answers

Which of the following statements best differentiates between theory and law in scientific terms?

Theories are supported by evidence; Laws are absolute truths. Signup and view all the answers

Who pioneered the concept of Biogenesis stating that living things arise only from other living things?

Louis Pasteur Signup and view all the answers

What is the main difference between acellular and cellular microorganisms?

Acellular microorganisms have genetic material surrounded by a protein coat, while cellular microorganisms consist of one or more cells Signup and view all the answers

Which of the following correctly orders the given microorganisms from smallest to largest?

Virus, Prion, Bacteria, Fungi Signup and view all the answers

What distinguishes prokaryotic cells from eukaryotic cells?

Prokaryotic cells lack a nucleus and organelles, while eukaryotic cells have a nucleus and membrane-bound organelles Signup and view all the answers

Where can microbes be found?

Microbes are present in soil, water, air, on surfaces, and inside living organisms Signup and view all the answers

What is the primary function of decomposers in an ecosystem?

Decomposers break down dead organic matter into simpler substances to recycle nutrients Signup and view all the answers

What is a pathogen and why are they harmful?

Pathogens are disease-causing agents that can harm living organisms Signup and view all the answers