*Unit 4 Part 3: Cellular Respiration

Question 1

What is the goal of cellular respiration?

Answer 1

To make usable energy to do work in the cell

Question 2

What do heterotrophs use the cellular respiration process for?

Answer 2

To break down food into energy

Question 3

What are the needs of cellular respiration?

Answer 3

~Glucose
~Oxygen

Question 4

What does cellular respiration produce?

Answer 4

~ATP
~CO2
~Water

Question 5

What is the cellular respiration equation?

Answer 5

C6H1206 + O2 -> CO2 + H2O + ATP

Question 6

What is the cellular respiration equation in words?

Answer 6

Glucose + Oxygen -> Carbon Dioxide + Water + Energy

Question 7

The cellular respiration formula is the opposite of _____.

Answer 7

photosynthesis

Question 8

Where in the cell does cellular respiration occur?

Answer 8

The cytoplasm and the mitochondria

Question 9

How many stages of cellular respiration are there?

Answer 9

3

Question 10

What are the stages of cellular respiration?

Answer 10

1. Glycolysis
2. Kreb’s Cycle
3. Electron Transport Chain

Question 11

Where does glycolysis occur?

Answer 11

In the cytoplasm

Question 12

Is the following statement true or false?
Glycolysis is aerobic.

Answer 12

False

Question 13

During the process of glycolysis, glucose is broken down into…

Answer 13

two pyruvate molecules.

Question 14

What does glycolysis require the input of?

Answer 14

2 ATP

Question 15

What does glycolysis produce?

Answer 15

2 NADH and 4 ATP

Question 16

Where does kreb’s cycle occur?

Answer 16

In the mitochondrial matrix

Question 17

During kreb’s cycle, pyruvate…

Answer 17

is broken down into CO2 and released.

Question 18

During kreb’s cycle, energy rich molecules known as _____ and _____ are carried into the next step.

Answer 18

FADH; NADH

Question 19

During kreb’s cycle, how many ATP are produced?

Answer 19

2

Question 20

What does ETC stand for?
(its not et cetera)

Answer 20

Electron Transport Chain

Question 21

Where does ETC occur?

Answer 21

In the mitochondria intermembrane

Question 22

NADH and FADH from the _____ enter into the electron transport chain where ATP is formed from _____.

Answer 22

kreb’s cycle; ADP

Question 23

What is released through ETC?

Answer 23

Water

Question 24

What is produced through ETC?

Answer 24

32-34 ATP

Question 25

How much total ATP is made through cellular respiration?

Answer 25

36-38 Total ATP

Question 26

Photosynthesis and cellular respiration are _____ cycles.

Answer 26

opposite

Question 27

Aerobic

Answer 27

Occurs in the presence of oxygen

Question 28

Anaerobic

Answer 28

Does not occur in the presence of oxygen

Question 29

Which process/processes in cellular respiration are aerobic?

Answer 29

Kreb’s cycle and ETC

Question 30

Which process/processes in cellular respiration are anaerobic?

Answer 30

Gylcolysis

Question 31

Is the following statement true or false?
Fermentation is not an effective process.

Answer 31

True

Question 32

How much ATP does fermentation produce in comparison to aerobic respiration?

Answer 32

It produces fewer ATP molecules than aerobic respiration.

Question 33

Lactic Acid Fermentation

Answer 33

The pyruvid acid formed during glycolysis is broke down to lactic acid and energy is released

Question 34

List an example of lactic acid fermentation being used in the body.

Answer 34

Used by your muscles when they run out of oxygen during a work out (the “burn” feeling).

Question 35

Alcohol Fermentation

Answer 35

Pyruvic acid is formed during glycolysis and is then broken down to produce alcohol and carbon dioxide is released.

Question 36

What is alcohol Fermentation used to make?

Answer 36

~Wine
~Beer
~Bread
~Cheese
~Soy Sauce