The Good and Bad of Microorganisms
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Transcript of The Good and Bad of Microorganisms
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The Good and Bad of Microorganisms
Question Packet
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1 - What is a Microorganism?
*A microorganism is a living thing that can only be seen with the aid of magnification.
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2- All microorganisms are ________ ___________ or
______________living things or organisms
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3- Explain what unicellular or single-
celled means.Single-celled means any living thing that
has only one cell, the smallest unit of life.
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4- Some microorganisms are ____, living things that make their own
_____ from simple substances usually using ___, as plants do.
Some microorganisms are PRODUCERS, living things that make their own FOOD from simple
substances usually using SUNLIGHT, as plants do.
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5- Most microorganisms do not cause _________ and
many are ___________.DISEASE HELPFUL
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6- How are Microorganisms
classified?Microorganisms are classified by the
microorganisms' shape, structure, how they get food, where they live and how they move.
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7- What are the microorganisms we are studying in this unit?Bacteria, Fungi, and
Protists
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8- Give the definition of bacteria.
Bacteria are microscopic, single-celled organisms that exist all around you and inside
you.
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9- How do we depend on bacteria?
We depend on bacteria to help in the digestion of food, for plant growth, and to help us make foods and medicines.
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10- _____, bacteria and fungi feeding on breaking down
plant matter.DECOMPOSERS
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11- When bacteria break down the ____ _____, they
release substances that can be used by other _____ in the
______.When bacteria break down the DEAD ORGANISMS, they release substances that can be used by other
ORGANISMS in the ECOSYSTEM.
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12- Where in our bodies do bacteria
always live?Bacteria are found in digestive systems and help digest food.
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13 – What foods have bacteria?
YOGURT AND CHEESE
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Bacteria are the smallest ________.MICROORGANISMS
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15 – What is required to see bacteria?
To see bacteria as a single organism, requires a
microscope with very high magnification.
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16 – Bacteria live in ___ ___ ___ ____ _____.
Bacteria live in almost every place on Earth.
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17- Scientists can ____, grow microorganisms in
a specially prepared ______ ________.
Scientists can CULTURE, grow microorganisms in a specially prepared
NUTRIENT MEDIUM.
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18- WHAT ARE FUNGI?
Fungi are organisms that are neither plant nor animal, yet have
characteristics of both, and absorb food from whatever source they are growing
on.
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19- A COMMON FUNGUS IS A_______.
MUSHROOM
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20- Mushrooms cannot make _____ _____ _____ and must live on a _____ _____.
Mushrooms cannot make THEIR OWN FOOD and must live on a FOOD SOURCE.
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21- What is another type of fungus?
Another fungus, yeast, is used to make bread rise and give it flavor.
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22-Fungi like ____ ____ places to grow.
WARM MOIST
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23- Protozoans are____________.
Protozoans are microscopic organisms that usually live in
water.
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24- Protozoans move through the water with tiny _____ _____
____ ____.
Protozoans move through the water with tiny HAIR-LIKE ARMS CALLED CILIA.
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25- Protozoans eat ___ and _________.
Protozoans eat BACTERIA and MOLD.
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26-Why is it not a good idea to drink water from a stream?
Streams sometimes contain a protozoan called Giardia that can make you sick.
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Algae are _________.Algae are a type of protist that usually live in water and can
produce their own food.
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28- List the colors that algae can be.
Algae can be red, brown, yellow or green.
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29- Algae can grow up to ________.
60 meters
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30- Algae is an important part ____ ____
_____ _____.Algae are an important part OF THE
OCEAN’S ECOSYSTEM
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31- ALGAE PROVIDE FOOD FOR
______________.fish, whales
and many other sea animals.
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32- WHAT PROVIDE HALF OF THE OXYGEN
ON EARTH?Phytoplankton
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Thank you, thank you very much!Love those microbes!