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WorksheetsHSC PDHPE - Core 2 CQ1 (Energy Systems)
Total questions: 18
Worksheet time: 14mins
What is the usable form of energy produced when food is broken down into sugars, amino acids, and fatty acids?
Glucose
ATP
Protein
Carbohydrates
What does ATP stand for?
Adenosine Tri-Phosphate
Adenosine Tetra-Phosphate
Adenosine Tri-Polymer
Adenosine Tri-Peptide
What is the primary role of ATP in the body?
To provide structure to cells
To store genetic information
To provide energy for movement
To act as a neurotransmitter
Aerobic means ‘in the absence of oxygen’.
True
False
Anaerobic exercises require ______ whereas aerobic exercises require ______.
No energy, energy
Energy, no energy
Oxygen, no oxygen
No oxygen, oxygen
Which of these defines the word 'replenish'?
Return to a normal state of mind or strength after a period of exertion
Resume (an activity) after an interruption
Use up (resources or reserves) completely
Restore (a stock or supply) to a former level or condition
What is the main function of the ATP - PC System during performance?
To contribute additional energy for a burst of higher intensity work
To assist in recovery
To meet any energy demands
To produce energy quickly
The ATP - PC System usually lasts for how long?
0-10 seconds
10 seconds - 2 minutes
2 + minutes
1 hour +
The Aerobic System usually lasts for how long?
0-10 seconds
10 seconds - 2 minutes
2 + minutes
1 hour +
The ATP - PC System usually takes how long to replenish?
10-14 seconds
1-2 minutes
30+ minutes
12+ hours
The Aerobic System usually takes how long to replenish?
30-90 seconds
2-3 minutes
1-4 hours
12+ hours
What source of fuel would a 100m track sprinter utilise?
Glycogen
Lactic acid
Lactic acid
Creatine phosphate
Which curve represents the energy system which relies primarily on glucose in the blood as its fuel source for a quick supply of ATP?
W
X
Y
Z
What are the waste products of the aerobic energy system?
Lactate, heat, water
Lactate, oxygen, creatine
Carbon dioxide, heat, water
Carbon dioxide, oxygen, creatine
What is the most likely cause of fatigue in a runner completing a 100 m sprint?
Dehydration
Accumulation of lactic acid
Depletion of muscle glycogen
Depletion of phosphate creatine
What is the most effective source of fuel for replenishing energy stores after an athlete has completed a 800 metre track event?
Fat
Fibre
Protein
Carbohydrate
What is the cause of fatigue for the alactacid system?
Lack of essential amino acids
Lack of muscle glycogen stores
Inability to re-synthesise phosphate creatine
Inability to convert carbohydrates to glycogen
Which of the following will contribute to fatigue of the aerobic energy system?
An increase of blood glucose and muscle glycogen
An increase in lactic acid and creatine phosphate
A decrease in lactic acid and creatine phosphate
A decrease of blood glucose and muscle glycogen
