WorksheetsGaseous Exchange & Cellular Respiration
Total questions: 10
Worksheet time: 5mins
What is the primary site of gaseous exchange in the human respiratory system?
Trachea
Alveoli
Bronchi
Larynx
Which of the following processes occurs in the absence of oxygen?
Aerobic respiration
Anaerobic respiration
Photosynthesis
Gaseous exchange
What is the main role of ATP in cellular processes?
To store genetic information
To provide energy
To transport oxygen
To act as a structural component
During aerobic respiration, what is the role of oxygen?
To break down glucose
To act as a final electron acceptor
To produce carbon dioxide
To store energy
Which of the following is a by-product of anaerobic respiration in muscles?
Lactic acid
Carbon dioxide
Water
Oxygen
How does gaseous exchange occur in the alveoli?
By active transport
By diffusion
By osmosis
By filtration
What is the main difference between aerobic and anaerobic respiration?
Aerobic respiration occurs in the cytoplasm, anaerobic in the mitochondria
Aerobic respiration requires oxygen, anaerobic does not
Aerobic respiration produces lactic acid, anaerobic produces water
Aerobic respiration is faster than anaerobic
Which of the following is NOT a component of the human respiratory system?
Alveoli
Bronchi
Nephrons
Diaphragm
What is the approximate surface area of the alveoli in an adult human lung?
10 square metres
70 square metres
100 square metres
150 square metres
Which of the following statements about ATP is true?
ATP is only produced during anaerobic respiration
ATP is a nucleotide that stores energy in its phosphate bonds
ATP is a protein that transports oxygen in the blood
ATP is a lipid that forms cell membranes
