Grade 11 Biology Concepts Quiz
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Questions and Answers

What is the role of ATP in organisms?

  • ATP is only found in bacteria and fungi
  • ATP is responsible for synthesizing complex molecules
  • ATP controls the amount and timing of energy to be used and released within the cells (correct)
  • ATP is a waste product of cellular respiration

Which type of reaction releases more energy than what was required initially?

  • Anabolic Reaction
  • Catabolic Reaction
  • Endergonic Reaction
  • Exergonic Reaction (correct)

What type of reaction is responsible for synthesizing complex molecules such as fats, amino acids, and sugars?

  • Anabolic Reaction
  • Exergonic Reaction
  • Catabolic Reaction
  • Endergonic Reaction (correct)

What is the main characteristic of an exergonic reaction?

<p>The products are at a lower energy level than the reactants (C)</p> Signup and view all the answers

What is a coupled reaction?

<p>A chemical reaction with a common intermediate in which energy is transferred from one side of the reaction to the other (D)</p> Signup and view all the answers

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