1) Oxygen from the air enters the blood stream at what location? a) trachea b) alveolus c) bronchus d) nose 2) When you breathe, your lungs take in ___ and remove ___. a) Air/Oxygen b) Carbon Dioxide/Waste c) Oxygen/Carbon Dioxide d) Waste/air 3) What is the tube that is also known as your windpipe? a) Esophagus b) Bronchi c) Alveoli d) Trachea 4) Movement of air in and out of the lungs is known as: a) Ventilation b) Gas exchange c) Respiration d) Inspiration 5) Was is the job of the stomata? a) It helps transport sugars to the root cells. b) It helps to exchange gases and water. c) It helps to transport nutrients to the roots. d) It helps to conduct fermentation in the leaf. 6) What are the cells that surround the stoma called? a) Water cells b) Lignin c) Guard cells d) Bark

MODULE 7: GAS EXCHANGE

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