1of2 7 th LAB Pond Water Organisms LAB Pond Water Organisms Last Name _____________________________, First ___________________________ per___ Microscopic photos of microorganisms found in pond water. Draw each organism found. Microorganism Drawing Microorganism Drawing Water Flea Stentor Amoeba Euglena Copepod Hydra Paramecium Philodena Rotifer Volvox Spirogyra Cypris Diatoms Ostrocods
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7th LAB Pond Water Organisms
LAB Pond Water Organisms Last Name _____________________________, First ___________________________ per___ Microscopic photos of microorganisms found in pond water. Draw each organism found. Microorganism Drawing Microorganism Drawing
Water Flea
Stentor
Amoeba
Euglena
Copepod
Hydra
Paramecium
Philodena
Rotifer
Volvox
Spirogyra
Cypris
Diatoms
Ostrocods
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7th LAB Pond Water Organisms
Draw any organism that you saw that is not in the above table. Analysis and Conclusions 1. How many different microorganisms did you discover? ________ 2. Which kind of microorganism had the highest population?(refer to your drawings) ___________ 3. What do you think microorganisms eat? _______________________ 4. Do you think there is any competition between microorganisms for food? ____________________ 5. What does decompose mean? _______________________________ 6. How many cells make up a paramecium and an amoeba? _______ 7. Humans have cells that differentiate and become specialized. Does this same process occur in a
paramecium or an amoeba? ______ 8. Explain what cell differentiation means. _______________________________________________ ______________________________________________________________________________
9. Look closely inside the rotifer cell. Are organelles present? _______ 10. What structures do you see inside the water flea that are similar to human organs? ____________ ______________________________________________________________________________