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WorksheetsNYS It's Alive
Total questions: 22
Worksheet time: 33mins
What does unicellular mean?
Many cells
2 cells
1 cell
0 cells
What is an organism?
A dead animal
A living thing
A pencil
A shoe
Which of the following is a single-celled organism?
Dog
Snail
Amoeba
hat
Select a unicellular organism?
Bacteria
Tree
Flower
Frog
Select the unicellular organisms that produce their own food. (They are also classified as producers/plants)
Euglena and algae
Bacteria and snail
Tree and paramecium
Flower and algae
What makes unicellular organisms unique and simple?
They can do all life process as one cell.
They can fly and eat at Zaxby’s.
They can survive working with other single-celled organisms.
Why do multicellular organisms need so many cells?
They need specialized cells to survive. Specialized cells perform a specific job/function.
They need many cells to all do the same job/function.
They need many cells to have a dancing cell party.
What is the difference between multi-celled and single-celled’s organisms?
Single-celled organisms are “simple” and multi-celled organisms are “crazy.”
Single-celled organisms are “super” and multi-celled organisms are “complex.”
Single-celled organisms are “simple” and multi-celled organisms are “complex.”
True or False:
Single-celled organisms are able to live as one cell, and multi-celled organisms need many cells to live because each cell has specialized job.
True
False
How do bacteria control their life processes/basic functions?
Bacteria control their life processes within multi-cells.
Bacteria control their life processes within a single-cell.
Bacteria work with other cells to control all their life processes.
Which best explains why both cats and humans are multicellular organisms?
They get energy from many food sources.
They get energy from a single food source.
They need many different types of cells working together to meet their basic needs.
