Write D if the sentence is a definition and ND if it is not a definition. If you answer D (definition), the term
defined, box the class, and underline the distinguishing characteristic.
1. A square is a polygon that has four equal sides
2. A microscope is needed to conduct experiments with microorganisms.
3. Scientists work with clearly defined objectives.
4. Photosynthesis is the process by which plants make their own food.
5. Understanding human genetics is important in medical sciences.
6. Her father is a well-known surgeon working in a huge hospital.
7. Abortion is illegal in the Philippines,
8. Mammals that have backbones are called vertebrates.
9. Matter is anything that occupies space and has mass.
10. Compounds are chemical substances formed by combining elements.