How Well You Can Answer The Biology Quiz?

22 Questions | Total Attempts: 94

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Biology Quizzes & Trivia

How well can you answer the biology quiz? Biology is basically the study of living things and how they can maintain life. Cells are the building blocks of living things and are responsible for the creation of organs in the body. The questions below are perfect for helping you see just how much you know about certain processes, parts, and processes you have learned in biology class. Check it out!.


Questions and Answers
  • 1. 
    What is an autotroph?
    • A. 

      Able to extract energy from organic molecules

    • B. 

      Are able to produce their own organic molecules through photosynthesis.

    • C. 

      Live on organic compounds produced by other organisms.

  • 2. 
    What is an heterotroph?
    • A. 

      Are able to produce their own organic molecules through photosynthesis.

    • B. 

      Live on organic compounds produced by other organisms.

    • C. 

      Able to extract energy from organic molecules

  • 3. 
    How do organisms extract energy from organic molecules?
    • A. 

      Cellular respiration

    • B. 

      Glycolosis

    • C. 

      Osmosis

    • D. 

      Kreb cycle

  • 4. 
    What is lost in cellular respiration?
    • A. 

      Hydrogen atom

    • B. 

      Carbon atom

    • C. 

      Water molecule

    • D. 

      Energy

  • 5. 
    What are the actual atoms lost during cellular respiration?
    • A. 

      1 electron 1 hydrogen atom

    • B. 

      1 electron 1 proton

    • C. 

      1 electron 1 neutron

    • D. 

      1 proton 1 neutron

  • 6. 
    What is dehydrogenation?
    • A. 

      Lost electrons accompanied by carbon.

    • B. 

      Lost protons accompanied by carbon.

    • C. 

      Lost protons accompanied by hydrogen.

    • D. 

      Lost electrons accompanied by hydrogen.

  • 7. 
    What happens during reddox reactions?
    • A. 

      Protons carry energy from one molecule to another.

    • B. 

      Electrons carry energy from one molecule to another.

    • C. 

      ETC carry energy from one molecule to another.

    • D. 

      ATP is formed

  • 8. 
    Which is electron carrier?
    • A. 

      NAD+

    • B. 

      NADH

    • C. 

      ETC

  • 9. 
    How does NAD+ become NADH?
    • A. 

      Going through the kreb cycle.

    • B. 

      NAD accepts 2 electrons and 1 proton.

    • C. 

      NAD accepts 1 electron and 2 protons.

    • D. 

      By going through glycolosis.

  • 10. 
    Which is likely coupled with a oxidation reaction?
    • A. 

      Reduction reaction.

    • B. 

      Reddox reaction.

    • C. 

      Electrons

    • D. 

      Protons

  • 11. 
    What also happens during a reddox reaction?
    • A. 

      Cells use reddox reactions to use enzyme-facilitated reactions to make energy(ATP) from food sources.

    • B. 

      Cells use reddox reactions to use lipid-facilitated reactions to make energy(ATP) from food sources.

  • 12. 
    What does NAD+ stand for?
    • A. 

      Noxious gas

    • B. 

      Sodium dioxide

    • C. 

      Nicotinamide adenine dinucleotide.

  • 13. 
    What is lost during reddox reaction?
    • A. 

      ATP

    • B. 

      Atoms.

    • C. 

      Molecules

    • D. 

      Heat.

  • 14. 
    What is is called when the acceptor is oxygen?
    • A. 

      Aerobic respiration.

    • B. 

      Anaerobic respiration.

    • C. 

      Fermentation

  • 15. 
    What is is called when the acceptor is an inorganic molecule other than oxygen?
    • A. 

      Aerobic respiration.

    • B. 

      Anaerobic respiration.

    • C. 

      Fermentation

  • 16. 
    What is is called when the acceptor is an organic molecule other than oxygen?
    • A. 

      Aerobic respiration.

    • B. 

      Anaerobic respiration.

    • C. 

      Fermentation

  • 17. 
    Where is the ETC located?
    • A. 

      ER

    • B. 

      Mitochondria inner membrane

    • C. 

      Mitochondria outer membrane

    • D. 

      Cell walls

  • 18. 
    What does cellular respiration accomplish?
    • A. 

      Complete reduction of glucose.

    • B. 

      Complete oxidation of glucose.

    • C. 

      Metabolism

    • D. 

      Creating 32 ATP

  • 19. 
    What is substrate-level phosphorlyation?
    • A. 

      ATP is formed by transferring a phosphate group directly to ADP.

    • B. 

      ATP is made.

    • C. 

      Glycolysis happens.

  • 20. 
    What is glycolosis?
    • A. 

      The initial breakdown of glucose.

    • B. 

      The initial breakdown of ATP.

    • C. 

      The first step in the Krebs cycle.

  • 21. 
    What are the steps in cellular respiration?
    • A. 

      1. Glycolysis 2. Pyruvate Oxidation 3.Krebs 4. ETC

    • B. 

      Unknown

  • 22. 
    What is chemiososmosis?
    • A. 

      The tendencies of chemicals to go from a high solution to a lower one.

    • B. 

      The utilization of a proton gradient to drive the synthesis of ATP.

    • C. 

      The tendencies of chemicals to go from a low solution to a higher one.

    • D. 

      The utilization of a electron gradient to drive the synthesis of ATP.

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