Organisms
Animal Cell
Plant Cell
Cell Shape and Size
Miscellaneous
100
What are species?
a group of organisms that have the same characteristics and are able to produce offspring that can reproduce
100
What does the nucleus do?
It is the part of the cell that controls activities of other cell parts.
100
How many vacuoles does a plant cell have?
ONE large vacuole
100
Why are muscule cells long and thin?
This allows them to contract to move parts of your body.
100
What are pseudopods?
"false feet"
200
How many different kinds of organisms live on Earth?
About 30 million
200
____________ store directions that the cell uses to carry on activities.
Chromosomes
200
What is the cell wall?
The cell wall is tough, nonliving material that acts like an outside skeleton for each plant cell.
200
What do nerve cells look like?
Nerve cells are long and narrow.
200
True or False Humans are single-cell organisms.
False
300
The ______________ microscope was used to discover cells.
Compound
300
What part of the cell stores nutrients and water?
Vacuoles
300
The parts of the cell that contain chlorophyll are the _____________.
Chloroplasts
300
Heart cells have more _______________ than skin cells.
Mitochondria
300
What is the function of cilia on the cells that line your windpipe?
To remove mucus and dust
400
Who discovered cells in the mid-1600s?
Robert Hooke
400
What part of the cell holds it together?
cell membrane
400
What are the 4 things necessary for photosynthesis?
carbon dioxide, water, engery from the sun and chlorophyll
400
What do red blood cells do?
They carry oxygen to your body cells and carry waste away.
400
Which is a single-cell organism? a. amoeba b. ant
a. amoeba
500
The cell theory states that only _______ things can produce new _______ things.
living
500
What is the function of the ribosomes?
Ribosomes put together proteins for the cell.
500
Is the cell wall made of living or nonliving material?
Nonliving
500
_________ cells cover and protect your body.
Skin
500
Which has a longer life span skin cells or nerve cells?
nerve cells
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