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4A Ch 3 Vocabulary
Term | Definition |
---|---|
carbon dioxide | a gas breathed out by animals |
nutrient | substances, such as minerals, which all living things need in order to grow |
photosynthesis | the process by which a plant makes its own food |
symmetry | the condition in which each feature on one half of an object has a matching feature on the other half |
transpiration | the giving off of water vapor by plants |
taproot | a plant's single main root that goes deep into the soil |
fibrous root | long roots that grow near the surface |
germinate | to sprout; said of a seed |
spore | a tiny cell that ferns and fungi use to reproduce |
tuber | a swollen underground stem |