INTRODUCTION TO BOTANY Plant Cells, Structures, Classification, Growth & Ecosystems reading comprehension passages. How do plants sustain life on Earth? This topic explores the science of botany, from roots and tissues to photosynthesis and growth. It highlights how plant diversity, structure, and function form the foundation of every ecosystem and food chain on the planet. This digital resource features Read Aloud Audio, Self-Marking Multiple Choice Questions, Critical Thinking Challenges, Op