If Photosynthesis Were to Disappear on Earth

question 44

Multiple Choice

If photosynthesis were to disappear on Earth,

• A) the atmosphere would become less dense.
• B) oxygen would disappear from the atmosphere.
• C) the atmosphere would become hotter.
• D) nitrogen would disappear from the atmosphere.
• E) the amount of water vapor in the atmosphere would decrease.

---

Definitions:

Ethical Guidelines

A set of principles designed to help professionals conduct business honestly and with integrity, particularly in research and clinical practices.

Peer Review

A process used in academic and professional fields where work is evaluated by one or more people with similar competences as the producers of the work.

Bloodletting

An ancient medical treatment that involved withdrawing blood from a patient to cure or prevent illness and disease.

Yellow Fever

A viral hemorrhagic disease transmitted by infected mosquitoes, characterized by fever, chills, severe headache, back pain, general body aches, nausea, and vomiting, often leading to serious complications or death.