1. WARM UP: Get a whiteboard, marker & tissue. Sit down.
Wait for more directions.

2. CH. 7

3. 1.
Organisms, such as plants, that make their own food are called ____________________.

4. 2.
Organisms that cannot make their own food and must obtain energy from the foods they eat are called _________________________.

5. 3.
Cellular respiration uses oxygen to convert the chemical energy stored in organic molecules into __________________.

6. 4. What are the three parts of an ATP molecule?
Adenine, thylakoids, stroma
Stroma, grana, chlorophyll
Adenine, ribose, triphosphate tail
NADH2, NADPH, FADH2

7. 5. Energy is released from ATP when A phosphate group is added
Adenine bonds to ribose
APT is exposed to sunlight
A phosphate group is removed

8. 6.
What is the correct equation for cellular respiration?

9. 7.
The energy of the electrons passing along the electron transport chain is used to make
Lactic acid
Citric acid
Alcohol
ATP

10. 8.
What is the correct sequence of the events/stages in cellular respiration?

11. 9. The Krebs Cycle starts with Lactic acid and yields carbon dioxide
Glucose and yields 32 ATPs
Acetyl CoA and yields lactic acid or alcohol
Acetyl CoA and yields carbon dioixde

12. 10. Which process is used to make bread rise? Lactic acid fermentation
Glycolysis
Alcoholic fermentation
The Krebs Cycle

13. 11. Which of the following is not a part of an ATP molecule? Adenine
Ribose
Chlorophyll
Phosphate

14. 12. Which of the following is NOT a true statement about ATP?
ATP consists of ribose, adenine, and phosphate
ADP forms when ATP releases energy
ATP provides energy for cells
Used ATP is discarded by the cell as waste

15. 13. Which of the following is released during cellular respiration?
Oxygen
Air
Energy
Lactic acid

16. 14.
What are the reactants in the equation for cellular respiration?

17. 15.
What are the products of cellular respiration?

18. 16.
Which process of cellular respiration takes place in the cytoplasm of a cell?

19. 17.
Milk is converted to yogurt under certain conditions when the microorganisms in the milk produce acid. Which of these processes would you expect to be key in the production of yogurt?
The Krebs cycle
Photosynthesis
Alcoholic fermentation
Lactic acid fermentation

20. 18.
Two turns of the Krebs cycle will result in __________ ATP molecules.

21. 19.
The electron transport chain can produce up to _____________ ATP molecules per molecule of glucose.

22. 20.
Without oxygen, a cell can extract a net gain of only _____ molecules of ATP from each glucose molecule.

23. 21.
What is the difference between kinetic energy and potential energy?

24. CH. 5

25. 1.
Carbon can bond with one or more carbon atoms, producing a variety of _____________________.

26. 2. Which statement is true? Simple sugars are made of polysaccharides.
Glycerol is made of fatty acids.
Polymers are made of monomers.
Amino acids are made of proteins.

27. 3.
Which organic compound is the main fuel supply for cellular work?

28. 4. A steroid is a lipid molecule in which the carbon skeleton forms
Three-fused rings
Four-fused rings
Four open rings
Three open rings

29. 5. Which of the following is NOT a function of proteins?
Act as a main fuel for cells
Defend the body from harmful microorganisms
Control chemical reactions in a cell
Build structures such as muscle

30. 6. Amino acid is to protein as Fat is to lipid DNA is to RNA
Sugar is to fat
Simple sugar is to starch

31. 7. Enzymes affect the reactions in living cells by lowering the
Active site energy of the reaction
Speed of the reaction
Temperature of the reaction
Activation energy of the reaction

32. 8.
How many bonds can carbon form with other atoms?

33. 9.
A substance that accelerate the rate of a chemical reaction is called a(n)
Catalyst
Lipid
Molecule
Element

34. 10. Most carbon-based molecules are classified as Inorganic
Hydrophilic
Hydrocarbons
Organic

35. 11.
The reaction that adds a monomer to a chain is called a __________________ reaction.

36. 12.
A carbohydrate made up of two sugar units is a ___________________________.

37. 13. Polysaccharides include Starch, glycogen, and carbohydrates
Glucose, glycogen, and cellulose
Starch, glucose, and cellulose
Starch, glycogen, and cellulose

38. 14. Cholesterol is a Carbohydrate Saturated fat Steroid
Unsaturated fat

39. 15. An example of denaturation is
An egg white changing to a white solid
A protein folding
A polypeptide chain forming
A sweater unraveling

40. 16. The differences between amino acids are in the Amino groups
Side groups
Hydrogen atoms
Carboxyl groups

41. 17. Which of the following statements about enzymes is NOT true?
Enzymes work best at a specific pH.
Enzymes are not affected by temperature changes.
Enzymes are proteins.
Enzymes are organic catalysts.

42. 18.
Complex carbohydrates are to monosaccharides as polymers are to __________________.

43. 19.
________________ is a polysaccharide in plants that serves as a building material.

44. 20.
___________ is a steroid that the body uses to produce other steroids.

45. 21.
A/An _______________ consists of a central carbon atom bonded to a hydrogen atom, a carboxyl group, an amino group, and a “side group”.

46. 22.
A specific reactant acted upon by an enzyme is called the enzyme’s _____________________.

47. 23.
Organic molecules composed of only one carbon and hydrogen are known as __________.

48. 24.
Non-carbon-based molecules such as water, oxygen, and ammonia are classified as __________________ molecules.

49. 25.
__________ and cellulose are polysaccharides found in plant cells that consist of glucose monomers.

50. 26.
The name of an enzyme usually ends in _____.

51. 27.
A/An ______________________ fat is a fat in which all three fatty acid chains contain the maximum possible number of hydrogen atoms.

52. 28.
A/An __________________ fat contains fewer than the maximum number of hydrogen atoms in one or more of its fatty acid chains.