# 1คำตอบสั้นWhat is the powerhouse of the cell, known for its role in energy production? (One word)Mitochondria
# 2คำตอบสั้นWhich element has the chemical symbol 'O' and is essential for respiration? (One word)Oxygen
# 3คำตอบสั้นWhat is the process by which plants convert sunlight into chemical energy? (One word)Photosynthesis