Across
- 2. When a plant receives sunlight, it uses that light to make the food it needs to grow and carry out its daily activities. This shows how they exchange ______.
- 4. Over many generations, organisms with traits that help them survive in their environment may become more common within their population. This shows organisms _____ to their environment.
- 5. a tree may look like one giant organism, but it is actually made up of countless tiny structures that carry out different jobs. These are called ____.
- 6. after exercising, your breathing and heart rate gradually return to normal once your body no longer needs as much oxygen. What characteristic of life does this demonstrate?
- 8. A plant can produce offspring that inherit characteristics such as flower color, seed shape, or height from the parent plants. This shows all living things contain a _____ ____.
Down
- 1. Living organisms begin life at one stage and gradually undergo physical and structural changes as they move toward maturity. This shows that all living things ___ ___ _______ over their lifetime.
- 3. When a loud noise suddenly occurs nearby, your body may react by making you jump or increasing your heart rate. In this scenario, the noise is a _____.
- 7. A strawberry plant can send out long stems that grow into new plants, allowing it to spread across an area. This is the way they _______.