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- 1. Multiple Choice
Which is NOT a characteristic of bacteria?
single-celled
prokaryotic (no nucleus)
decomposer
multi-celled
- 2. Multiple Choice
Which is NOT an ideal condition for bacteria to grow?
warm
moist
cool
dark places with a food supply
- 3. Multiple Choice
Bacteria divides into two identical cells through the process of....
sexual reproduction
asexual reproduction
spore production
- 4. Multiple Choice
When a bacteria cell multiplies what percent of those cells are the same?
50% half
100% all of them
none of them
- 5. Multiple Choice
What do we call an environment free of bacteria?
infected
empty
sterile
clean
- 6. Multiple Choice
Bacteria are found in many different shapes. What are the 3 most common shapes of bacteria.
rod, sphere, spiral
square sphere, spiral
spiral, rectangle, sphere
- 7. Multiple Choice
Which cell type is larger, organized and has a nucleus?
prokaryotic
eukaryotic
- 8. Multiple Choice
Which cell type is smaller, unorganized, and has no nucleus?
prokaryotic
eukaryotic
- 9. Multiple Choice
While hiking through the woods, you become thirsty. You see a stream of water. What should you do to make sure the water is safe to drink.
Warm the water to prevent dehydration.
Boil the water.
Put it in the cooler before drinking.
Do not to it; if it looks clear, it is safe.
- 10. Multiple Choice
What's the difference between archaea and bacteria?
There is no difference.
Archaea is single celled and bacteria is multi-celled.
Archaea is less common and bacteria is found everywhere
- 11. Multiple Choice
Which statement is FALSE.
Bacteria improves brain function.
Bacteria helps us digest food.
Bacteria can cause tooth decay.
- 12. Multiple Choice
What does it mean when I say, "The milk has been pasteurized?"
It has been frozen.
The cows have been fed grass in a pasture.
The milk has been heated to a high temperature to kill bacteria.
The cows have been treated with antibiotics to produce healthy milk.
- 13. Multiple Choice
How would you describe a vaccination?
The doctor gives you a shot with someone else's blood who has fought off that disease before.
You are given a pill to boost your immune system.
Being injected with a weak form of the germ for your body to memorize for future prevention.
You are given antibiotics ahead of time so that you won't get infected.
- 14. Multiple Choice
The chemicals to fight off bacteria that a doctor may give you are called....
steroids
vaccines
antibiotics
- 15. Multiple Choice
Which of these is NOT caused by bacteria?
Flu
Food Poison
Lyme Disease
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