Cells Unit Test #1 Question Preview (ID: 11867)


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What is diffusion?
a) particles moving from a lower concentration to a higher concentration
b) particles moving from a higher concentration to a lower concentration
c) particles staying the same concentration
d) there is no such thing as diffusion

What is osmosis?
a) diffusion of water across a cell membrane
b) diffusion of dye across a cell membrane
c) popping chicken eggs
d) diffusion of oxygen across a cell membrane

What does a cell wall provide?
a) support
b) protection
c) support and protection
d) a home

Most organisms that you see with the naked eye are which type?
a) prokaryotes
b) eukaryotes
c) homeostatic
d) endotherms

Which process needs sunlight?
a) photosynthesis
b) cellular respiration
c) fermentation
d) active transport

What is an example of a large cell?
a) amoeba
b) paramecium
c) chicken egg
d) human

The first person to describe cells was...
a) Anton van Leewenhoek
b) Robert Hooke
c) Theodore Schwann
d) Thomas Edison

All living things have ___ or more cells.
a) 1
b) 2
c) 3
d) 100

What is a waste product of photosynthesis?
a) carbon dioxide
b) oxygen
c) glucose
d) carbon

What is a waste product of cellular respiration?
a) glucose
b) oxygen
c) carbon dioxide
d) carbon

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