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BIOMOLECULES MCQs

Total Questions : 20 | Page 2 of 2 pages
Question 11. Which biomolecule is your main source of quick energy?
  1.    Nucleic Acid
  2.    Protein
  3.    Lipid
  4.    Carbohydrate
 Discuss Question
Answer: Option D. -> Carbohydrate
Question 12. If you want a reaction to speed up you need an _________
  1.    nucleic acid
  2.    enzyme
  3.    nerve cell
  4.    carbohydrate
 Discuss Question
Answer: Option B. -> enzyme
Question 13. Once an enzyme does it's work, the enzyme is ___________
  1.    destroyed
  2.    unchanged
  3.    duplicated
  4.    changed
 Discuss Question
Answer: Option B. -> unchanged
Question 14. What is a function of carbohydrates?
  1.    To provide energy to living organisms
  2.    The provide the structure in muscles
  3.    Providing insulation
  4.    Storing your genetic information
 Discuss Question
Answer: Option A. -> To provide energy to living organisms
Question 15. What does organic mean (in science)?
  1.    It costs more at the grocery store
  2.    It contains carbon
  3.    It is made of many individual parts
  4.    It produces energy
 Discuss Question
Answer: Option B. -> It contains carbon
Question 16. Which of the following is NOT a polymer?
  1.    Starch
  2.    Nucleic acids
  3.    Protein
  4.    Lipids
 Discuss Question
Answer: Option D. -> Lipids
Question 17. The conditions for an enzyme to work need to be ____________
  1.    specific
  2.    normal
  3.    variable
  4.    don't matter
 Discuss Question
Answer: Option A. -> specific
Question 18. Which 2 molecules contains the elements C-H-O and function pertains to energy?
  1.    Lipids and Protein
  2.    Carbohydrates and Nucleic Acids
  3.    Protein and Carbohydrates
  4.    Carbohydrates and Lipids
 Discuss Question
Answer: Option D. -> Carbohydrates and Lipids
Question 19. The waxy, organic substances used by aquatic birds to coat their feathers, when analyzed consists mostly of
  1.    lipids
  2.    proteins
  3.    carbohydrates
  4.    nucleic acids
 Discuss Question
Answer: Option A. -> lipids
Question 20. Which biomolecule helps form muscles?
  1.    Nucleic Acid
  2.    Carbohydrate
  3.    Protein
  4.    Lipids
 Discuss Question
Answer: Option C. -> Protein

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