An Early Consequence of the Release of Oxygen Gas by Plant

question 55

Multiple Choice

An early consequence of the release of oxygen gas by plant and bacterial photosynthesis was to ________.

• A) change the atmosphere from oxidising to reducing
• B) make it easier to maintain reduced molecules
• C) cause iron in ocean water and terrestrial rocks to rust (oxidise)
• D) prevent the formation of an ozone layer

---

Definitions:

Gender-Inappropriate

Behaviors or appearances that do not conform to societal expectations or norms for a person's gender.

Homophobia

Fear of or discrimination toward gay, lesbian, and bisexual people.

Farmer

An individual engaged in agriculture, raising living organisms for food or raw materials.

Second Shift

Refers to the double burden of work and domestic responsibilities that many women face, where they complete their paid labor only to begin unpaid labor at home.