1. Chapter 1 Classification of Living Things

2. Where on Earth do organisms live? 1. The part of the earth that can support life is the __________________? 2. If the earth was shrunk to the size of an apple, the part that supports life would be less than the thickness of the apple’s ______?

3. Variety among living things. 3. A characteristic that enables an organism to survive and reproduce in its environment is an _________________. 4. List two examples of these. 5. A group of very similar organisms that can mate and produce offspring that can also produce offspring are a ____________.

4. How do scientists group organisms? 6. List in order the seven categories used to classify organisms. 7. As the classification system moves from top to bottom, how do the characteristics change? 8. What are the 6 Kingdoms and what characteristics are used to classify organisms into each of these kingdoms?

5. How are plants classified? 9. What are the two large groups of plants? What characteristic is used to distinguish these groups? 10. There are 2 groups of plants with seeds, name these and explain the difference.

6. How are animals classified? 11. What are the two main groups of animals? What characteristic divides them into these groups? 12. About 95% of all animals on earth are ________________. 13. List the 6 Animal phyla – give features of each. 14. There are 5 classes of organisms in the phyla Chordate. Name these and give some defining characteristics of each group.