Students investigate what plants need to grow and develop properly. They are introduced to the concept of photosynthesis and experiment to find out what happens when a leaf is deprived of light.
- 4.1 Vocabulary
- 4.2 What Do Plants Need?
- 4.3 Do Plants Need Light?
- 4.4 What Do Plants Use for Food?
- 4.5 Section 4 Assessment
Learn by Reading
For additional content-area reading, check out the Houghton Mifflin Science eBook: Grade 2, Unit A, pages A10–A11.