Gas Exchange in Plants and Animals Crossword Puzzle

QUESTIONS LIST:

• oxygen : essential gas taken in by organisms for cellular respiration.
• air : mixture of gases containing oxygen and carbon dioxide used in breathing.
• lungs : organs in animals where oxygen is absorbed and carbon dioxide is expelled.
• leaves : plant structures where gas exchange (like carbon dioxide intake and oxygen release) occurs.
• breathing : process of taking in oxygen and releasing carbon dioxide.
• respiration : cellular process where oxygen is used to break down glucose for energy, releasing carbon dioxide.
• stomata : small openings on plant leaves allowing for gas exchange and water vapor release.
• alveoli : tiny air sacs in the lungs where oxygen and carbon dioxide are exchanged with blood.
• blood : fluid transporting oxygen and carbon dioxide throughout the body or plant.
• trachea : tube in animals that carries air to and from the lungs.
• photosynthesis : plant process using sunlight to convert carbon dioxide and water into glucose and oxygen.
• hemoglobin : protein in red blood cells that carries oxygen from the lungs to tissues and helps transport carbon dioxide back to the lungs.