Most Scientists Attribute the Mass Extinction of the Dinosaurs To

question 113

Multiple Choice

Most scientists attribute the mass extinction of the dinosaurs to:

• A)sunspots.
• B)gradual climate change.
• C)meteorite impact.
• D)predation by mammals.
• E)sea-level change.

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Definitions:

Ectoparasitic Infection

An infestation of the skin or outer surface of an organism by parasites such as lice or ticks.

Scabies

A skin infestation by the mite Sarcoptes scabiei, causing intense itching and rash.

Trichomoniasis

A sexually transmitted infection caused by the parasite Trichomonas vaginalis, characterized by itching, discharge, and discomfort.

Cystitis

Inflammation of the bladder, usually caused by a bacterial infection, leading to symptoms like painful urination and an urgent need to urinate.