Cells Question Preview (ID: 63055)
What's The Difference Between Multicellular And Unicellular Organisms?
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Which lists represents the levels of organization in multicelluar organism from simplest level to most complex level
a) cell, tissue, organ system
b) organ system, organ, tissue, cell
c) tissue, organ, organ system
d) cell, tissue, organ, organ system
When John runs, his muscle cells work to move his legs and arms, and his blood cells bring oxygen to his body. How are Mitsugu’s muscle cells different from his blood cells?
a) The muscle cells come from blood cells.
b) The blood cells need food.
c) The muscle cells perform different functions than the blood cells.
d) There are many blood cells but only a few muscle cells.
the basic unit of structure and function in all organisms; all living things are composed of cells; cells can only be produced from other living cells
a) organ
b) organ system
c) cell
d) nucleus
Unicellular organisms
a) are made of just one cell
b) are made of more than one cell
c)
d)
Which best describes a difference between single-celled organisms and multicellular organisms?
a) single-celled organisms are simple, while multicellular organisms are complex
b) single-celled organisms have many functions, while multicellular organisms have one function
c) single-celled organisms can live without water, while multicellular organisms cannot live without water
d) single-celled organisms can only be found in one specific environment, while multicellular organisms can be found anywhere
Multicellular organisms are composed of cells that vary in appearance. What is the most likely reason cells in organisms have different shapes?
a) to work at similar rates
b) to perform similar roles
c) to work at different rates
d) to perform different roles
Organisms that are multicellular must have?
a) only one cell
b) large cells
c) more than one cell
d) identical cell
how are multicellular and unicellular organisms different?
a) Their movement
b) Their size
c) What they eat
d) The amount of cells they have
Which of the following organisms are unicellular?
a) duck
b) oak tree
c) paramecium
d) mushroom
Which of these organisms is a unicellular organism?
a) maple tree
b) bacteria
c) jellyfish
d) eagle
Unicellular organisms
a) are a collection of cells and usually too small to see directly
b) are two or more cells and usually too small to see directly
c) are a single cell and usually too small to see directly
d) are two cells and usually too small to see directly
The cells of unicellular organisms are
a) specialized to perform different tasks.
b) larger than those of multicellular organisms
c) able to carry out all of the functions necessary for life.
d) unable to respond to changes in their environment.
Unicellular organisms are made up of ______cell(s)
a) many
b) one
c) three
d) two
What do unicellular and multicellular organisms have in common?
a) Both can make food from sunlight
b) Both can perfom tasks like digesting food and getting rid of waste
c) Both are made up of only one cell
d) Both have different cells for specialized functions for each life process
Why do multicellular organisms need transport systems?
a) Most have cells that are not able to exchange gases with the outside
b) Most have cells that are unable to grow and survive in their environment.
c) Most have cells that need food from sources outside their environment.
d) Most have cells that require more energy to survive than single-celled organisms
Which best explains why both cats and humans are multicellular organisms?
a) They get energy from many food sources.
b) They get energy from a single food source
c) They need only one cell to meet their basic needs.
d) They need many cells working together to meet their basic needs
In multicellular organisms, cells are ______________, meaning they have specific functions.
a) adaptation
b) organ
c) tissue
d) specialized
The systems in your body
a) perform identical functions
b) function best when they are separate from one another
c) interact with one another to provide for the body's needs
d) change organs depending on need
Ecosystems on land are called ___ ecosystems.
a) terrestrial
b) aquatic
c) rock
d) soil
Marine ecosystems have more ____ than freshwater ecosystems
a) Life
b) water
c) Salt
d) Humidity
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