Here are the words that don't belong to each group:

1. **D. blood** (the rest relate to actions or general ideas)
2. **B. children** (the rest relate to actions/activities)
3. **B. street** (the rest describe groups or conditions)
4. **C. poor** (the rest refer to items)
5. **D. organization** (the rest relate to types of entities)
6. **A. flowers** (the rest are elements of nature)
7. **C. exchange** (the rest relate to protection or reuse)
8. **B. local** (the rest are descriptions of areas)
9. **A. litter** (the rest refer to types of waste)
10. **D. bottles** (the rest are types of items)

Feel free to ask if you need further clarification or assistance!