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Unit 2 Study Guide
Lilli-Life Science Viruses, Bacteria, Protoctists, and Fungi
| Question | Answer |
|---|---|
| Are Viruses made up of cells? | No, they are made up of a protein and nucleic acid. |
| How are bacteria different from all other types of cells? | They have no nucleus. |
| Do all protoctists photosynthesize? | No, some are animals. |
| How do amoebas move? | pseudopods |
| What is a red tide? | Dinoflagelates multiply and discolor the water. |
| What is an example of a protoctist that resembles fungi? | slime molds |
| Describe 3 ways protoctists move (flagella, cilia, and pseudopods) and give an example of a protoctist that uses each. | Dinoflagellates (flagella), paramecium (cilia), amoeba (pseudopods) |
| How do fungi reproduce? (3 ways) | Spores, conjugation, and budding |
| What are spores? | small reproductive cells |
| How are fungi different from plants? | Don't have chlorophyll, reproduce differently |
| What do diatoms form around them and what do we use them for? | Shells - used in toothpaste and car polish |
| Why would wearing a gauze mask not eliminate your risk for getting influenza? | It spreads through droplets in the air that can attach to any cell. |
| Where do protoctists live? | water |
| What are hyphae? | Threadlike filaments that produce enzymes to break down organisms. |
| Mumps | V |
| Athlete's foot | F |
| Dysentery | P |
| Tetanus | B |
| Malaria | P |
| Chicken Pox | V |
| Tuberculosis | B |
| Hepatitis | V |
| Viral nucleic acids often resemble the nucleic acids of their _____. | Host |
| Bacteria reproduce _________ through binary fission and budding. | asexually |
| Nitrogen-fixing bacteria help plants make _____. | protein |
| Lichens grow very very slowly (how slowly)! | one centimeter per year! |
| In mycorrhizal relationships fungi transport essential nutrients to the roots of trees; the trees provide fungi with _____________. | moisture and sugar |
| __________ need proper temperature, moisture and food to survive until they produce spores of their own. | Fungi |
| A virus must __________________ a cell in order to produce new viruses. | enter and infect |
| ___________ may cause food poisoning but DO NOT cause AIDS or the flu. | Bacteria |
| _____________ that are autotrophs contain chlorophyll, give off oxygen and get their energy from the sun. | Protists |
| Fungi grow best in _____________ conditions. | warm and damp |
Created by:
weirfamily
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