WorksheetsOCR Technical Sport: Unit 1 LO5 Energy Systems 2
Total questions: 15
Worksheet time: 8mins
What is the primary function of ATP in the body?
To store genetic information
To build muscle tissue
To transport oxygen in the blood
To provide energy for movement
Which enzyme is responsible for breaking down ATP?
Lactase
Protease
ATPase
Amylase
What is the by-product of the Lactic Acid System?
Water
Carbon Dioxide
Oxygen
Lactic Acid
Which energy system is anaerobic and does not require oxygen?
Aerobic system
Lactic Acid system
Kreb’s cycle
Electron transport chain
What is the main fuel used in the Phosphocreatine System?
Fatty acids
Glucose
Phosphocreatine
Glycogen
Where does the Kreb’s cycle take place?
Mitochondria
Nucleus
Cytoplasm
Sarcoplasm
What is the role of ATP Synthase in the electron transport chain?
To transport oxygen
To break down glucose
To produce lactic acid
To resynthesise ATP
Which of the following is a type of chemical energy?
Phosphate molecules
Carbohydrates
Running
Water
What is the energy yield of the Phosphocreatine System?
34 ATP
2 ATP
0 ATP
1 ATP
What happens to pyruvic acid in the absence of oxygen?
It is converted into acetyl CoA
It is converted into carbon dioxide
It is converted into water
It is converted into lactic acid
Which enzyme is involved in the breakdown of glycogen in the Lactic Acid System?
ATPase
PFK (PhosphoFruktoKinase)
LDH (LactoseDeHydrogenase)
Amylase
What is the main by-product of the Kreb’s cycle?
Carbon dioxide
Water
Lactic acid
Oxygen
Which energy system is primarily used at rest and low intensity?
Aerobic system
Anaerobic glycolysis
Lactic Acid system
ATP / PC system
What is the role of creatine kinase in the Phosphocreatine System?
To transport oxygen
To convert lactic acid
To resynthesise ATP
To break down glucose
What is the energy yield of the electron transport chain?
34 ATP
10 ATP
2 ATP
1 ATP
