Worksheet Chapter 8: Biodiversity

1. State the seven hierarchy levels of biological taxonomy in correct sequence from highest (most inclusive) to lowest.

2. Explain two rules that must be followed when writing scientific names using the binomial nomenclature system.

3. Which micro-organism converts nitrite ions (NO2-) into nitrate ions (NO3-) during the nitrification process?

4. A soil sample lacks oxygen due to waterlogging. Explain how this condition affects denitrifying bacteria and soil nitrate levels.

5. True or False: Archaebacteria contain peptidoglycan in their cell walls.

6. Describe the symbiotic relationship between Rhizobium sp. and leguminous plants, highlighting the benefit to both organisms.

7. True or False: Viruses are classified under the kingdom Eubacteria because they possess prokaryotic genetic material.

8. Fill in the blank: The scientific two-part naming system devised by Carl Linnaeus is known as ________ nomenclature.

9. Explain two applications of microorganisms in biotechnology or environmental management.

10. Differentiate between species diversity and ecosystem diversity.