Quiz about Microorganisms

Question 1

Most microorganisms cannot be seen without a

Accepted Answer

microscope

Answer

telescope

Answer

periscope

Answer

magnifying glass

Question 2

Why should cooked and uncooked food be stored separately?

Accepted Answer

to stop bacteria from spreading to one another

Answer

because bacteria only like cooked food

Answer

because bacteria only like uncooked food

Question 3

Which two of the following conditions are not caused by a microorganism?

Accepted Answer

Sprained Ankle

Accepted Answer

Bruised Elbow

Answer

Salmonella

Answer

Flu

Question 4

What does an antibiotic do?

Accepted Answer

it kills bacteria

Answer

it kills viruses

Answer

it causes diseases such as malaria

Answer

it kills all microorganisms

Question 5

True or False: Microorganisms are living things

Accepted Answer

True

Answer

False

Question 6

Is bacteria that decomposes dead leaves and animals harmful or helpful?

Accepted Answer

Helpful

Answer

Harmful

Question 7

Are microorganisms that cause diseases and sicknesses like chicken pox and malaria harmful or helpful?

Accepted Answer

Harmful

Answer

Helpful

Question 8

Is mold that grows on fruit and other foods that are left out harmful or helpful?

Accepted Answer

Harmful

Answer

Helpful

Question 9

True or False: All microorganisms are harmful

Accepted Answer

False

Answer

True

Question 10

Which microorganism is responsible for turning the water in this swimming pool green?

Accepted Answer

Algae

Answer

Bacteria

Answer

Chlorine

Answer

Seaweed

Question 11

Is the yeast that is added to bread to help it rise harmful or helpful?

Accepted Answer

Helpful

Answer

Harmful

Question 12

Is Salmonella, the bacteria contained in certain uncooked food, harmful or helpful?

Accepted Answer

Harmful

Answer

Helpful

Question 13

Is the bacteria used to make yogurt harmful or helpful?

Accepted Answer

Helpful

Answer

Harmful

Question 14

Most microorganisms cannot be seen with the naked eye. If that is true, why can we see the algae the man is swimming in in this picture?

Accepted Answer

Because there is so much algae that it has all clumped together

Answer

Because algae is much larger than other microorganisms

Answer

Because algae is green, so it is easier to see

Answer

Because no one has cleaned the water he is swimming in.

Question 15

Which of the following organelles are NOT found in animal cells?

Accepted Answer

Cell Wall

Accepted Answer

Chloroplasts

Answer

Cytoplasm

Answer

Cell Membrane

Answer

Vacuole

Question 16

Which of the following organelles is the "brain" of both plant and animal cells?

Accepted Answer

Nucleus

Answer

Ribosomes

Answer

Chloroplasts

Answer

Vacuole

Question 17

How are the shapes of plant and animal cells different?

Accepted Answer

Plant cells have straight sides because of the cell wall, animal cells are more round.

Answer

Animal cells have straight sides because of the cell wall, plant cells are more round.

Answer

Plant and animal cells have the same shape.

Answer

Animal cells are rounded because of the cell membrane, while plant cells are more rectangular because of the cell membrane.

Answer

Plant cells are rectangular because they have more cytoplasm than animal cells.

Question 18

Moksha has two cells that she needs to identify. Which of the following is the best tool to use for identification? Read carefully!

Accepted Answer

A microscope because it zooms in to see the structures inside the cell.

Answer

A microscope is the best choice because it zooms out far enough to see the entire plant the cell came from.

Answer

A magnifying glass because it lets Moksha get very close to the cell to see all the organelles inside.

Answer

A pair of glasses so she can see the cell more clearly.

Question 19

Which of the following shows a way that microorganisms can be helpful?

Accepted Answer

Microorganisms break down dead plans and animals.

Answer

Microorganisms can make living things sick.

Answer

Microorganisms cause mold to grow on food that is left out.

Answer

Microorganisms can cause a swimming pool to turn green.

Question 20

Which of the following foods are made with help from microorganisms?

Accepted Answer

Bread

Accepted Answer

Cheese

Accepted Answer

Yogurt

Answer

Taco Sauce

Answer

Pickles

Question 21

The tiny structures found inside a cell that help the cell function are called __________________.

Accepted Answer

Organelles

Answer

Organs

Answer

Organics

Answer

Orioles

Question 22

Ms. Locurcio drew a cell diagram on the board. Her cell contained a nucleus, cell membrane, cytoplasm, and chloroplasts. What mistake did Ms. Locurcio make?

Accepted Answer

Ms. Locurcio included chloroplasts which are only found in plant cells.

Answer

Ms. Locurcio included chloroplasts which are only found in animal cells.

Answer

Ms. Locurcio included a cell membrane when she should have only included a cell wall.

Answer

Ms. Locurcio only included one nucleus when an animal cell has two.

Question 23

How is E. Coli bacteria harmful?

Accepted Answer

E. Coli is harmful because it can make a person sick if they eat something that has not been cooked properly.

Answer

E. Coli is harmful because it is found in the digestive system of humans and animals and it makes them sick.

Answer

E. Coli is very small. Because it is very small, it can slip into spaces too small for the human eye to see.

Answer

E. Coli is harmful because it breaks down food and takes away the nutrients.

Question 24

Which of the following are examples of harmful microorganisms?

Accepted Answer

E. Coli

Accepted Answer

Salmonella

Answer

Antibiotics

Answer

Probiotics

Question 25

Which of the following is one place you can find salmonella? Choose two answers.

Accepted Answer

Raw Meat

Accepted Answer

Turtle Shells

Answer

Raw Vegetables

Answer

Milk

Question 26

Which of the following is a type of fungi that is helpful to humans?

Accepted Answer

Yeast

Answer

Mold

Answer

Mushrooms

Question 27

Which of the following microorganisms produce most of the air we breathe?

Accepted Answer

Algae

Answer

Viruses

Answer

Fungi

Answer

Bacteria

Question 28

The flu is an example of what type of microorganism?

Accepted Answer

Virus

Answer

Bacteria

Answer

Fungi

Answer

Mold

Question 29

How are bacteria and viruses different?

Accepted Answer

Bacteria can live anywhere, but viruses must live inside cells of living things.

Answer

Viruses can live anywhere, but bacteria must live inside cells of living things.

Answer

Viruses are single celled organisms while bacteria is multicellular

Answer

Bacteria are single celled organisms while viruses are multicellular

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