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