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Cellular Respiration Worksheet - cellular respiration coloring sheet

Cellular Respiration Worksheet-cellular respiration coloring sheet

Cellular Respiration Worksheet http://web.stillwater.k12.mn.us/~handbergg/Biology/Unit4/ch9_ReviewW...
Name: Hour:
Chapter 9 Review Worksheet - Cellular Respiration
Energy in General
1. Differentiate an autotroph from a hetertroph as it relates to obtaining energy and the processes in this
Use the following diagram to answer questions2-5
2. What is this molecule called?
3. Why is this molecule important to living things?
4. This molecule ______________ energy to release energy the _____________ between the last two
phosphorus molecules are broken.
5. What is "left over" when energy is released from this molecule?
6.____Which of the following is a unit of energy?
a. calorie c. glycolysis
b. cytosol d. NAD+
7. Is fermentation a aerobic or anaerobic process? Explain.
8. Where does the pyruvic acid come from that enters into the process of fermentation?
9. Compare and contrast the two types of fermentation.
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Cellular Respiration Worksheet http://web.stillwater.k12.mn.us/~handbergg/Biology/Unit4/ch9_ReviewW...
10.____Yeast produce alcohol and CO2 in the process of
a. lactic acid fermentation c. alcoholic fermentation
b. aerobic respiration d. glycolysis
11.____Both lactic acid and alcoholic fermentation produce
a. a 2-carbon molecule from a 6-carbon molecule c. ATP from ADP and phosphate
b. CO2 from a three-carbon molecule d. NAD+ from NADH and H+
12.____ When muscles are exercised extensively in the absence of sufficient oxygen,
a. lactic acid is produced c. a large amount of ATP is formed
b. NADH molecules split d. the Kreb's Cycle occurs
Cellular Respiration
13. Is cellular respiration aerobic or anaerobic? Explain.
14.____ When living cells break down the bonds holding molecules together, energy is
a. stored as ADP. c. released as heat.
b. stored as ATP. d. changed into glucose
15.____ In cellular respiration, the most energy is transferred during
a. glycolysis. c. the Krebs cycle.
b. lactic acid fermentation. d. the electron transport chain
16.____ Electrons are carried to the electron transport chain by
a. ATP and NADH. c. ATP and NAD+.
b. FADH2 and NADH. d. NAD+ and ATP.
17.____ Glycolysis begins with glucose and produces
a. starch` c. acetyl CoA
b. lactic acid d. pyruvic acid
18.____ What happens to electrons as they are transported along the electron transport chain and the H ion
breaks off?
a. They lose energy. c. They are moved out of the cell
b. They gain energy. d. They combine with O2 and protons to form water.
19.____ Cellular respiration takes place in two stages:
a. glycolysis and fermentation. c. glycolysis, then aerobic respiration.
b. Stage 1 and Stage 2 of photosynthesis. d. anaerobic respiration, then glycolysis.
20.____ Which of the following is not formed during the Krebs cycle?
a. CO2 b. NADH c. FADH2 d. Lactic Acid
21.____ Which of the following is not part of cellular respiration?
a. electron transport c. glycolysis
b. the Krebs cycle d. the Calvin cycle
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Cellular Respiration Worksheet http://web.stillwater.k12.mn.us/~handbergg/Biology/Unit4/ch9_ReviewW...
22.____Energy is released from ATP when the bond is broken between
a. two phosphate groups c. ribose and a phosphate group
b. adenine and ribose d. adenine and a phosphate group
23____Glycolysis takes place
a. in the cytoplasm c. only if oxygen is present
b. in the mitochondria d. only if oxygen is absent
24.____In cellular respiration, the most energy is created in which step?
a. glycolysis c. Krebs cycle
b. electron transport chain d. fermentation
C6 H12O6 + 6O2 ? 6CO2 + 6 H2O + MOLECULE A
25.____ The process shown in the equation above begins in the cytoplasm of a cell and ends in the
a. cytoplasm. c. mitochondria.
b. endoplasmic reticulum d. chloroplast.
26.____ The equation above summarizes the process known as
a. photosynthesis. c. fermentation.
b. protein breakdown. d. cellular respiration.
27____ The molecule referred to as "molecule A" in the equation above is
a. NADPH. c. NADH.
b. ATP. d. ADP
28. Fill in the in the blanks within the diagram of respiration below. The terms you will need to use are: Kreb's
cycle, fermentation, mitochondria, cell membrane, cytoplasm, glucose and pyruvic acid
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What is cellular respiration?Cellular respiration is the process by which food is broken down by the body's cells to produce energy in the form of ATP molecules.


Title: Cellular Respiration Worksheet
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