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Bella S2
S2 Microbiology
| Question | Answer |
|---|---|
| What is a Microbe | A microscopic, single celled organism |
| Name the three main types of Microbe | Bacteria, Fungi, Viruses |
| Which of the three main types of Microbe is the smallest? | Viruses |
| Give an example of a Virus | Ebola, HIV, Flu, Cold, Chichen pox, Measles |
| Which type of the main types of Microbe is affected by Antibiotics | Bacteria |
| What does Sensitive to antibiotics mean? | Killed by them |
| What does Resistant to antibiotics mean | Not Killed by them |
| Give an example of a Fungus | Yeast |
| In what processes do human use Yeast | Baking OR Brewing |
| What do yeast use as a food | Sugar |
| What gas does Yeast produce during Baking or Brewing | Carbon dioxide |
| Why is gas production useful in Baking | Causes dough to rise |
| Other than a gas what else is produced by Yeast in Baking and what happens to it during baking | Alcohol which Evaporates |
| Name a harmful condition that arises from a Fungal infection | Atheletes Foot OR Thrush |
| Name a harmful Bacterium | Ecoli OR Salmonella |
| What 2 useful Dairy products are made using Bacteria | Yogurt and Cheese |
| What is the name of the Sugar in Milk | Lactose |
| What do bacteria convert milk sugar into | Lactic Acid |
| Name 2 Elements that are recycled through the action of Bacteria | Carbon & Nitrogen |
| What do you call chemicals or medicine that kills Bacteria | Antibiotics |
| What does Sterile mean | Free from Microbes |
| What piece of equipment is used in Laboratories to sterilise equipment | Autoclave |
| Name one of the Physical Barriers your body has to stop Microbes infecting you | Skin OR Tears OR Mucus & Cilia OR Stomach Acid |
| What do "non-specific" blood cells kill | Any microbe |
| What do "specific" blood cells kill | A particular microbe only |
| Name a "non-specific" type of blood cell | Macrophage |
| Name a "specific" type of blood cell | Lymphocyte |
| What effect does lowering the temperature have on Microbes | Slows their Growth |
| What effect does temperatures of over 121 degrees Celcius have on Microbes | Kills them |
| What does "innate" mean | Born with |