1. Identification of synonyms within the first two paragraphs of Text 1.
2. Sentence rewriting exercises preserving original meaning.
3. Explanation of the role of perseverance in Dieter Voigt's sports career.
4. Summary of factors contributing to childhood obesity and its increase.
5. Distinction between "food" and "snacks" and its reflection on youth's perception of treats.
6. Analysis of differences in health themes between Text 1 and Text 2.