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Question 1
Question
How do organisms obtain energy?
Answer
-
From food or directly from the sun
-
Drinking a lot of water daily
Question 2
Question
Why do most organisms undergo cellular respiration?
Answer
-
They don't actually need to undergo cellular respiration
-
The cell needs to obtain energy to carry our their reactions and tasks
Question 3
Question
How do cells release energy from food in the presence of oxygen?
Answer
-
Fermentation
-
Aerobic Respiration
Question 4
Question
How do cells release energy from food without oxygen?
Answer
-
Fermentation
-
Aerobic Respiration
Question 5
Question
What is the Krebs Cycle
Answer
-
The Krebs cycle is the second stage of cellular respiration. Pyruvic acid is passed on to it from the first stage
-
The Krebs cycle is the first stage of cellular respiration where glucose is broken down
Question 6
Question
Which of the following is not an aerobic process?
Answer
-
Krebs Cycle
-
Glycolysis
Question 7
Question
Fermentation is an anaerobic process.
Answer
- True
- False
Question 8
Question
What is the difference between NADH and FADH2?
Answer
-
They aren't different
-
NADH is a high energy molecule and makes ATP. FADH2 carries the energy.
Question 9
Question
There is no difference between photosynthesis and cellular respiration.
Answer
- True
- False
Question 10
Question
How does a cell use potential energy from charge differences as a result of electron transport?
Answer
-
Chemiosmosis
-
ATP
Question 11
Question
Why is cellular respiration important for exercise?
Answer
-
If you didnt have cellular respiration you wouldnt be able to exercise at all
-
ATP cannot last if you exercise longer than 90 seconds
Question 12
Question
The matrix is the innermost part of the mitochondria.
Answer
- True
- False
Question 13
Question
How do organisms generate energy when there is no oxygen?
Answer
-
Glycolysis alone
-
Fermentation
Question 14
Question
Stores of ATP lasts for hours.
Answer
- True
- False
Question 15
Question
Fermentation is bad
Answer
- True
- False
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