Cells Practice Worksheet
Name: ________________________
Date: _________________
Multiple Choice: Circle the letter of the correct answer:
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The fluid-mosaic model presents the modern view of :
a. Aggregates of cells
b. Chromosomes
c. A membrane’s strucgture
d. The nucleus
What are the membrane-bound sacs that package and transport proteins?
a. Golgi apparatus
b. Lysosomes
c. Mitochondria
d. ATP
Prokaryotes are organisms whose cells contain no
a. Cell membrane
b. Nucleus
c. Eukaryotes
d. Bilayers
Which is NOT a principle of cell theory?
a. Cells are basic units of life
b. All cells arise from existing cells
c. All organisms are made of one or more cells
d. All matter consists of at least one cell
Which of the following do both plant and animal cells have in common?
a. Cell walls
b. Cytoskeletons
c. Lysosomes
d. Chloroplasts
A cell membrane is a thin layer of lipid and
a. Water
b. Protein
c. Monosaccharides
d. Phosphate
Which organelles digest food products in the cell?
a. Ribosomes
b. Cytoplasm
c. Lysosomes
d. ATP
Which of the following contain a nucleus or nuclei?
a. Prokaryotes
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b. Ribosomes
c. Eukaryoties
d. Nucleoli
What structures in the nucleus contain the genetic “blueprints” that control all of the cell’s
activity?
a. Centrioles
b. Vacuoles
c. Cytoplasms
d. Chromosomes
Unlike animal cells, plant cells have
a. Cell walls
b. Cell membranes
c. Mitochondria
d. Chromosomes
What is the function of the cytoskeleton?
a. Structure and movement
b. The storage of pigment
c. The protection of the nucleus
d. To contain poisons
Which is NOT an organelle?
a. Nucleus
b. Prokaryote
c. Mitochondria
d. Ribosome
Which organelle does a cell use to assemble proteins?
a. Flagella
b. Ribosomes
c. Golgi apparatus
d. Mitochondria
What are flagella?
a. Short hairlike projections
b. Bundles of chloroplasts
c. Long, tail-like projections
d. Central vacuoles
Which of the following is not a function of a vacuole?
a. To absorb water
b. To store food
c. To store waste products
d. To make proteins
What is the liquidlike substance between the cell membrane and nucleus called?
a. Nucleoli
b. Cytoplasm
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c. Organelles
d. Vacuoles
Who used the term “cell” to describe the chambers he saw when looking at a piece of cork
through a microscope?
a. Robert Hooke
b. Anton van Leeuwenhoek
c. Theodor Schwann
d. Charles Darwin
The basic unit of life is:
a. Cilia
b. Organelle
c. Flagella
d. Cell
Which of the following is an example of a prokaryotic organism?
a. Bacterium
b. Celery
c. Horse
d. Mushroom
In a cell, the breakdown of molecules in order to release energy occurs in the_
a. Vacuole
b. Mitochondria
c. Ribosome
d. Microtubule
The “asexual” division of a cell is called
a. Mitosis
b. Meiosis
c. Binary fission
d. Splitting
The sexual division of a cell involving sex cells only is called
a. Mitosis
b. Meiosis
c. Binary fission
d. Splitting
How many layers is the plasma membrane made up of?
a. 1
b. 2
c. 4
d. 3
Fill-in the blank:
24. List below the structure that are common to PLANT CELLS ONLY:
a. ___________________________
b. ___________________________
c. ___________________________