The exercise questions in this chapter are based on these topics:

1. Species and Speciation

• Define species and speciation.

• Give examples of species and explain how speciation occurs.

2. Three Domains of Life

• Classify organisms into the three domains.

• Compare and contrast Archaea, Bacteria, and Eukarya.

• Give examples of organisms in each domain.

3. Taxonomic Hierarchy

• Arrange the taxonomic hierarchy from kingdom to species.

• Identify the level of classification for given organisms.

• Write the scientific name of organisms using binomial nomenclature.

4. Characteristic Features of Kingdoms

• List the characteristic features of each of the five kingdoms.

• Give examples of organisms in each kingdom.

• Compare and contrast the five kingdoms.

5. Classification of Viruses

• Explain how viruses are classified.

• Describe the characteristics of viruses.

• Explain why viruses are not included in the five-kingdom system.

6. Ecosystem and Niche

• Define ecosystem and niche.

• Give examples of ecosystems and niches.

• Explain the difference between habitat and niche.

7. Levels of Biodiversity

• Explain the three levels of biodiversity.

• Give examples of each level.

• Explain the importance of each level.

8. Random Sampling and Methods

• Explain the importance of random sampling.

• Describe methods to assess distribution and abundance of organisms.

• Explain the use of quadrats and transects.

• Explain the mark-recapture method.

9. Application Questions

• Explain why biodiversity is important.

• Explain the importance of classification in biology.

• Discuss the significance of biodiversity and classification.