SBI3U Quiz Chapter 2 – Simple to Complex
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Name: ___________________
1. Eukaryotic organisms… [K]
a. are tiny and simple compared to prokaryotes.
b. are large and complex compared to prokaryotes.
c. do not have a nucleus and organelles
d. are all multicellular.
2. Organisms in the kingdom Protista are placed there because they [K]
a. are closely related to each other
b. are not closely related to each other
c. do not clearly fit with the other kingdoms
d. prefer this type of classification
3. Which structures do some bacteria form when faced with poor environmental conditions? [K]
a. capsids
b. toxins
c. vestigial
d. endospores e. zygotes
4. A taxon containing closely related phyla is [K]
a. kingdom
b. class
c. phylum
d. family
e. genus
5. Which is one key difference between archaea and bacteria? [K]
a. Archaea are prokaryotic while while bacteria are eukaryotic.
b. Archaea can’t do photosynthesis, while some bacteria can.
c. Archaea can live in anaerobic environments while bacteria live in aerobic environments.
d. Archaea are extremophiles while bacteria are mesophiles.
6. Viruses can utilize a lytic or a lysogenic life-cycle.
a. Describe the differences between these cycles. Use a diagram if helpful. [1K, 1C]
b. What is the difference in terms of the host’s survival (or the timing of the appearance of disease)?
[1A]
7. Bacteria and Archaea generally reproduce asexually. Name and illustrate this process. [1K, 2C]
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8. Label the diagram with the names of the different shapes of bacteria.
[3K]
9. Outline how the theory of endosymbiosis proposes eukaryotic organisms developed. Describe evidence
used to support this theory. [2K, 1C]
10. Protists can be classified as being animal-like, fungus-like, and plant-like. Compare these on the table
below. [6K]
Characteristic
Animal-Like
Fungus-Like
Plant-Like
Autotrophic or
Heterotrophic
Mode/Method of
Nutrition
Example Organism or
Type
11. Some plant-like protists appear to be multi-cellular (eg. kelp seaweed). Explain why they are not
considered to be plants. [2A]
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