In Order for Organic Molecules to Have Formed on the Early

question 58

Multiple Choice

In order for organic molecules to have formed on the early Earth, what do we know could not have been present in the atmosphere in significant quantities?

• A) oxygen (O₂)
• B) nitrogen (N₂)
• C) carbon dioxide (CO₂)
• D) argon (Ar)

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Definitions:

Delphi Technique

A method for forecasting and decision-making that involves a panel of experts answering questionnaires in several rounds, with anonymous summaries of their opinions provided after each round to achieve consensus.

Nominal Group Technique

A structured method for group brainstorming that encourages contributions from everyone in the group and is used for generating and prioritizing ideas.

Assumptions

Preliminary ideas or beliefs taken as truth without verification, often used as a basis for theoretical models or planning.

Expert Estimates

The method of using knowledgeable individuals' judgments to predict outcomes, such as time or cost, in project management or planning.