What is the main function of ATP in metabolism?

Acting as the body's energy currency

The process of energy conversion in the body

Why do we sweat when we exercise?

Because the body loses energy in the form of heat

The energy currency of the cell

What is indirect calorimetry used for?

Measuring oxygen consumption and CO2 production

Why do cold environments increase metabolic rate?

The body must generate heat to stay warm

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Metabolism

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Questions 14

Answers

1
What is the main function of ATP in metabolism?
Acting as the body's energy currency
Producing oxygen
Breaking down proteins
Storing genetic information
2
Which factor affects metabolic rate?
Age
All of the above
Muscle Mass
Physical Activity
3
Which organelle is known as the powerhouse of the cell?
Mitochondria
Nucleus
Ribosome
Golgi apparatus
4
Why is metabolism important in physics?
It follows the laws of thermodynamics
It is used in sports science and medicine
It helps scientists understand energy transformation
All of the above
5
What is metabolism?
The process of energy conversion in the body
A law of physics
The process of making food
A type of digestion
6
What happens to some energy during metabolic processes?
It turns into water
It disappears
It is stored as fat
It is lost as heat
7
Why do we sweat when we exercise?
Because our body needs to store heat
Because the body loses energy in the form of heat
Because we drink too much water
Because our body loses ATP
8
Which law of thermodynamics states that energy cannot be created or destroyed?
Zeroth Law
First Law
Third Law
Second Law
9
What percentage of food energy is typically converted into useful work in the body?
40%
25%
10%
70%
10
What is ATP?
The energy currency of the cell
A form of fat storage
A type of protein
A digestive enzyme
11
Which nutrient is broken down into glucose for energy?
Fats
Proteins
Carbohydrates
Water
12
What is indirect calorimetry used for?
Measuring oxygen consumption and CO2 production
Measuring weight changes
Measuring heat production
Measuring fat levels in the body
13
Why do cold environments increase metabolic rate?
The body absorbs energy from the air
The body stores more fat
The body must generate heat to stay warm
The body needs more oxygen
14
Which measurement technique estimates energy use by analyzing oxygen and carbon dioxide levels?
Indirect Calorimetry
Ultrasound
Direct Calorimetry
MRI Scanning

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