Post on 23-Dec-2015
The Good and Bad of Microorganisms
Question Packet
1 - What is a Microorganism?
*A microorganism is a living thing that can only be seen with the aid of magnification.
2- All microorganisms are ________ ___________ or
______________
living things or organisms
3- Explain what unicellular or single-
celled means.Single-celled means any living thing that
has only one cell, the smallest unit of life.
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.
5- Most microorganisms do not cause _________ and
many are ___________.
DISEASE
HELPFUL
6- How are Microorganisms
classified?Microorganisms are classified by the
microorganisms' shape, structure, how they get food, where they live and how they move.
7- What are the microorganisms we are studying in this unit?
Bacteria, Fungi, and Protists
8- Give the definition of bacteria.
Bacteria are microscopic, single-celled organisms that exist all around you and inside
you.
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.
10- _____, bacteria and fungi feeding on breaking down
plant matter.
DECOMPOSERS
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.
12- Where in our bodies do bacteria
always live?Bacteria are found in digestive systems and help digest food.
13 – What foods have bacteria?
YOGURT AND CHEESE
Bacteria are the smallest ________.MICROORGANISMS
15 – What is required to see bacteria?
To see bacteria as a single organism, requires a
microscope with very high magnification.
16 – Bacteria live in ___ ___ ___ ____ _____.
Bacteria live in almost every place on Earth.
17- Scientists can ____, grow microorganisms in
a specially prepared ______ ________.
Scientists can CULTURE, grow microorganisms in a specially prepared
NUTRIENT MEDIUM.
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.
19- A COMMON FUNGUS IS A_______.
MUSHROOM
20- Mushrooms cannot make _____ _____ _____ and must live on a _____ _____.
Mushrooms cannot make THEIR OWN FOOD and must live on a FOOD SOURCE.
21- What is another type of fungus?
Another fungus, yeast, is used to make bread rise and give it flavor.
22-Fungi like ____ ____ places to grow.
WARM MOIST
23- Protozoans are____________.
Protozoans are microscopic organisms that usually live in
water.
24- Protozoans move through the water with tiny _____ _____
____ ____.
Protozoans move through the water with tiny HAIR-LIKE ARMS CALLED CILIA.
25- Protozoans eat ___ and _________.
Protozoans eat BACTERIA and MOLD.
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.
Algae are _________.
Algae are a type of protist that usually live in water and can
produce their own food.
28- List the colors that algae can be.
Algae can be red, brown, yellow or green.
29- Algae can grow up to ________.
60 meters
30- Algae is an important part ____ ____
_____ _____.Algae are an important part OF THE
OCEAN’S ECOSYSTEM
31- ALGAE PROVIDE FOOD FOR
______________.fish, whales
and many other sea animals.
32- WHAT PROVIDE HALF OF THE OXYGEN
ON EARTH?
Phytoplankton
Thank you, thank you very much!Love those microbes!