Of the Mass Extinction Events Occurring in the Past 570

question 6

Multiple Choice

Of the mass extinction events occurring in the past 570 million years, _________of them altered all of the earth's ecosystems.

• A) One
• B) Two
• C) Three
• D) None
• E) Four

---

Definitions:

Gender Roles

Are the set of behaviours associated with widely shared expectations about how males and females are supposed to act.

Males And Females

The two primary categories of biological and gender identity, based on physiological and reproductive characteristics.

Behavioural Change

A modification in human behavior, often targeted by public health, psychological, or social strategies to improve welfare and health outcomes.

The Internet

A vast network of computers and other electronic devices connected worldwide, allowing users to share information and communicate.