Introduction to Biology

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Questions and Answers

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

  • Cells (correct)
  • Organs
  • Organ Systems
  • Tissues

What process explains the unity and diversity of life?

  • Gene expression
  • Homeostasis
  • Photosynthesis
  • Evolution (correct)

What is the purpose of energy processing in organisms?

  • To regulate internal environments
  • To classify different forms of life
  • To transmit genetic information
  • To allow movement, growth, and reproduction (correct)

What is the characteristic that allows organisms to maintain their internal environments?

<p>Homeostasis (B)</p> Signup and view all the answers

What is the method used by biologists to make observations and form conclusions?

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

What is the estimated time when life on Earth emerged?

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

What is the role of various organisms in an ecosystem?

<p>To contribute to the biodiversity of an ecosystem (C)</p> Signup and view all the answers

In which ancient civilizations did the roots of science, including medicine, originate?

<p>Ancient Egypt and Mesopotamia (C)</p> Signup and view all the answers

Who is credited with the scientific study of plants?

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

What was the significant impact of advances in microscopy on biological thinking?

<p>It had a profound impact on biological thinking (B)</p> Signup and view all the answers

Who is credited with promoting the idea that the basic unit of organisms is the cell?

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

Who is credited with presenting a coherent theory of evolution?

<p>Jean-Baptiste Lamarck (D)</p> Signup and view all the answers

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