Which of the Following Statements About the Mass Extinction at the End

question 67

Multiple Choice

Which of the following statements about the mass extinction at the end of the Cretaceous is false?

• A) A meteorite was involved.
• B) Many marine invertebrates and insect species died out.
• C) Almost all land animals larger than about 25 kilograms, including dinosaurs, became extinct.
• D) It was the largest mass extinction in Earth's history.
• E) All of the above are true; none is false.

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Definitions:

Bulimia Nervosa

An eating disorder characterized by episodes of binge eating followed by compensatory behaviors such as purging to prevent weight gain.

Hypokalemia

A medical condition characterized by lower than normal levels of potassium in the bloodstream, which can affect nerve and muscle function.

Anorexia Nervosa

An eating disorder characterized by an obsessive fear of gaining weight, leading to a refusal to eat sufficient food for healthy living.

Refeeding

The process of gradually increasing food intake in individuals recovering from malnutrition or an eating disorder, requiring careful management to avoid complications.