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Introduction to Human Protozoology

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Questions and Answers

What type of organisms are protozoa?

Prokaryotic organisms

Multicellular organisms

Symbiotic organisms

Eukaryotic organisms (correct)

What is the characteristic of protozoa that distinguishes them from other microorganisms?

Their ability to infect animals

Their single-celled structure (correct)

Their ability to undergo sexual reproduction

Their ability to form spores

What is the primary mechanism of reproduction for most protozoa?

Binary fission (correct)

Sexual reproduction

Fragmentation

Spore formation

What is the importance of studying protozoa in the field of veterinary medicine?

To understand their role in animal infections (A) Signup and view all the answers

What is the term for the study of protozoa?

Protozoology (A) Signup and view all the answers

What role do some protozoa play in nutrient cycling?

Decomposing organic matter (D) Signup and view all the answers

What is the Apicomplexa group of protozoa characterized by?

Reproduction by both sexual and asexual means (D) Signup and view all the answers

What is one way protozoa are used in scientific research?

In studies related to cell biology, genetics, and evolution (A) Signup and view all the answers

What is a negative effect of high populations of protozoa in certain conditions?

Water quality issues (C) Signup and view all the answers

What is an example of a disease caused by a protozoan pathogen?

Malaria (B) Signup and view all the answers

What is a role of certain protozoa in maintaining ecosystem balance?

As a natural predator of bacteria and other microorganisms (C) Signup and view all the answers

What is a negative effect of harmful algal blooms caused by certain protozoa?

Production of toxins harming marine life (B) Signup and view all the answers

What is the characteristic of the cell membrane of Protozoa?

Bounded by only a cell membrane (C) Signup and view all the answers

What is the most common form of reproduction in Protozoa?

Asexual binary fission (B) Signup and view all the answers

What is the main function of Protozoa in aquatic ecosystems?

Regulation of bacteria and algae populations (B) Signup and view all the answers

How do Ciliophora reproduce?

Conjugation (A) Signup and view all the answers

What is the mode of nutrition of some Protozoa?

Mixotrophic (B) Signup and view all the answers

How are Protozoa classified?

Based on light and electron microscopic morphology (B) Signup and view all the answers