Microorganisms Worksheet
Explore the fascinating world of microorganisms with this Grade 4 science worksheet, covering types, habitats, and effects.
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Microorganisms: The Tiny World Around Us
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Read each question carefully and answer to the best of your ability. Some questions may require you to think about what you've learned about tiny living things.
1. Which of these is NOT a type of microorganism?
Bacteria
Fungi
Insects
Viruses
2. Microorganisms are so small that you need a to see them.
Telescope
Magnifying Glass
Microscope
Binoculars
3. All microorganisms are harmful to humans.
True
False
4. Some microorganisms help us digest our food.
True
False
5. A common type of microorganism that can cause illness is a .
6. Microorganisms can be found almost everywhere, including in soil, water, and even in our .
7. Give one example of a helpful microorganism and explain what it does.
8. Look at the image below. This is an image of E. coli bacteria.
Based on what you see and know about microorganisms, what tool would you need to view something this small?