Exam Sample Questions – Biology Unit 1:
Chapter 1: Biodiversity
1. What is biodiversity?
2. Why is it important?
3. What are the 3 levels?
4. What is a megadiverse county?
5. What does it mean by endemic? Example
6. What is an ecoregion?
7. What is a biodiversity hotspot? What are 2 criteria’s that must be met to be a biodiversity
hotspot? Why are they so important?
Chapter 2: Classifying biodiversity
1. What is a species?
2. Explain; biological species concept, morphological species concept, phylogenetic species
concept
3. What is a hybrid, give an example?
4. Complete question 1.2 pg 11, 1, 3, 5, 6, 7
5. Why do we classify organisms (3 reasons)?
6. Draw the hierarchy of species
7. What are the 5 kingdoms? Give distinguishing features of each and examples.
8. Why are viruses not a part of the kingdoms?
9. What are the 2 parts of an organism scientific name?
10. Answer question 2.2 pg 18, 1, 2, 3, 4, 5
11. Identify and explain the ways an organism is classified and why is it essential for human
activities (physical, reproductive and molecular) – essay
12.What is a dichotomous key?
13. Answer question set 2.3 pg 28, 1, 2, 3, 4
14.What is a phylogenetic tree? What is a cladogram? Draw one for each
Chapter 3: Biodiverse ecosystems
1. Define; biosphere, biome, community, ecosystem, habitat, abiotic and biotic and population
2. Give examples of biomes, climate, abiotic and biotic factors. (rainforest, grassland, desert
tropical marine, tundra, taiga, deciduous forest, chaparral, savannas, alpine…)
3. What are the 8 major ecoregions of Australia?
4. What does limiting factor mean, give an example?
5. What are the 4 main elements of climate?
6. What is porosity?
7. Answer question set 3.2 page 18, 1, 2, 3, 4
8. What is an ecological niche? Fundamental niche? Realised niche?
9. What is the competitive exclusion principle?
10. What does it mean by competition? What are the 2 types?
11. Describe predator-prey relationship
12. What is a disease?
Chapter 1: Biodiversity
1. What is biodiversity?
2. Why is it important?
3. What are the 3 levels?
4. What is a megadiverse county?
5. What does it mean by endemic? Example
6. What is an ecoregion?
7. What is a biodiversity hotspot? What are 2 criteria’s that must be met to be a biodiversity
hotspot? Why are they so important?
Chapter 2: Classifying biodiversity
1. What is a species?
2. Explain; biological species concept, morphological species concept, phylogenetic species
concept
3. What is a hybrid, give an example?
4. Complete question 1.2 pg 11, 1, 3, 5, 6, 7
5. Why do we classify organisms (3 reasons)?
6. Draw the hierarchy of species
7. What are the 5 kingdoms? Give distinguishing features of each and examples.
8. Why are viruses not a part of the kingdoms?
9. What are the 2 parts of an organism scientific name?
10. Answer question 2.2 pg 18, 1, 2, 3, 4, 5
11. Identify and explain the ways an organism is classified and why is it essential for human
activities (physical, reproductive and molecular) – essay
12.What is a dichotomous key?
13. Answer question set 2.3 pg 28, 1, 2, 3, 4
14.What is a phylogenetic tree? What is a cladogram? Draw one for each
Chapter 3: Biodiverse ecosystems
1. Define; biosphere, biome, community, ecosystem, habitat, abiotic and biotic and population
2. Give examples of biomes, climate, abiotic and biotic factors. (rainforest, grassland, desert
tropical marine, tundra, taiga, deciduous forest, chaparral, savannas, alpine…)
3. What are the 8 major ecoregions of Australia?
4. What does limiting factor mean, give an example?
5. What are the 4 main elements of climate?
6. What is porosity?
7. Answer question set 3.2 page 18, 1, 2, 3, 4
8. What is an ecological niche? Fundamental niche? Realised niche?
9. What is the competitive exclusion principle?
10. What does it mean by competition? What are the 2 types?
11. Describe predator-prey relationship
12. What is a disease?
