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Unit Test 4- Multicellular Vs. Unicellular Organisms
Test Description: Study for Unit Test 4
Instructions: Answer all questions to get your test result.
1) How do an ameoba, a paramecium, and a euglena compare?
A
They use different structures for movement
B
They use different structures to control cell activity
C
They all have eyespots to see sunlight
D
They all make their own food by photosynthesis
2) How is a cow different from a paramecium?
A
a cow requires energy to survive
B
a cow consumes oxygen during cell respiration
C
a cow is composed of larger number of cells
D
a cow's hereditary traits are controlled by DNA
3) What characteristic do volvox and euglena share?
A
They both use flagella to move
B
They both have eyespots and use flagella to move
C
They have neither eyespots nor flagella
D
They both have eyespots
4) Which of the following statements is incorrect
A
All organisms contain many cells
B
Cells are different shapes and sizes
C
cells come only from pre-existing cells
D
hereditary information is passed from cell to cell
5) Which of these characteristics do all living cells have in common?
A
require silicon for structural support
B
require water for survival
C
require sunlight for photosynthesis
D
require oxygen for respiration
6) How do food molecules and nutrients enter the cell?
A
through the chlorophyll in the cell
B
through other specialized cells
C
through the cell membrane
D
through the nucleus
7) How do the cells of the body respond when a person has a poor diet and little exercise?
A
they reduce their rate of respiration
B
they stop reproducing
C
they stop absorbing nutrients
D
they increase their production of protein
8) A paramecium absorbs materials from its environment and circulates these materials throughout its
A
respiration
B
transport
C
reproduction
D
synthesis
9) What term is given to the process by which an amoeba gathers its food?
A
respiration
B
egestion
C
synthesis
D
ingestion
10) Locomotive structures found in some protists include:
A
tentacles
B
muscles
C
flagella
D
contractile vacuoles
*select an answer for all questions
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