Tiny Guys
What kind of organism has no nucleus and its DNA floats freely?
Prokaryote
What are cells containing a nucleus called?
Eukaryotes
Which organism looks like a "chakla" !!
Paramecium
How do paramecium move?
Using cilia (tiny hairlike extensions)
Who was the curious Dutch cloth tradesman who discovered bacteria in his own dental plaque?
Anton van Leeuwenhoek
Why are prokaryotes considered "simple"?
They are made of just a single cell
Why are eukaryotes multicellar and considered "complex" organisms?
Because their forms have complicated systems that perform many different specific jobs like digestion.
Which organism is bloblike and moves using pseudopods?
Amoeba
What does an amoeba use to move?
Pseudopods
Who called tiny microorganisms “animalcules”
Anton van Leeuwenhoek.
Why are prokaryotes so powerful considering their small, simple forms?
Because they reproduce, mutate and adapt very fast
What major groups are eukaryotes?
Plants, animals, fungi, and protists
Which organism has chloroplasts and flagellum?
Euglena
How does a euglena move?
Using a flagellum (small whip like tail)
Who discovered penicillin, the first anti-biotic?
Alexander Fleming
How fast can a bacterium double compared to a human growing?
A bacterium doubles in 20 minutes and a muman takes 20 year to grow
Why was the "protista" kingdom formed
To classify single celled organisms with nuclei that don't fit anywhere else
What "group" includes paramecia, amoebas and euglena?
Protozoa
How does an amoeba eat?
It surrounds its meal and engulfs it like a slow hug
Who improved the compound microscope and wrote Micrographia?
Robert Hooke
Bacteria can live in "anaerobic" environments. What does "anaerobic" mean?
Without oxygen
What is the main difference in structure between protists and bacteria?
Protists have a nucleus; backteria do not.
Which organism is like a plant/animal "hybrid" that can make food through photosynthesis or can get food by hunting.
Euglena
How does a paramecium eat?
It sweeps food into its mouth-like opening
Who was the very first to discover living microorganisms in 1674
Anton van Leeuwenhoek