Biology Fundamentals Quiz

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Questions and Answers

What is a unifying theme in biology that explains the unity and diversity of life?

  • Internal environment regulation
  • Evolution (correct)
  • Energy processing
  • Cellular structure

Which of the following is NOT a eukaryotic organism?

  • Protist
  • Fungi
  • Plant
  • Bacteria (correct)

What is the primary unit of life that all organisms are composed of?

  • Organs
  • Cells (correct)
  • Tissues
  • Molecules

What approach do biologists use to make observations, pose questions, and form conclusions?

<p>The scientific method (D)</p> Signup and view all the answers

What is the age of life on Earth, as mentioned in the text?

<p>3.7 billion years (C)</p> Signup and view all the answers

What hormone is produced by the pineal gland?

<p>Melatonin (A)</p> Signup and view all the answers

Where is the pineal gland located in the brain?

<p>Epithalamus (C)</p> Signup and view all the answers

What is the shape of the pineal gland that gives it its name?

<p>Pine cone (A)</p> Signup and view all the answers

In which group of organisms is the pineal gland absent?

<p>Protochordates (D)</p> Signup and view all the answers

What did the ancient Greeks believe the pineal gland to be?

<p>A valve, a guardian for the flow of pneuma (D)</p> Signup and view all the answers

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