NEW
Font size
WorksheetsCh 8 Cell Structure and Function
Total questions: 52
Worksheet time: 39mins
Which scientists was responsible for looking at cork cells under the microscope in 1665 and calling them cells?
Robert Hooke
Mathias Schleiden
Theodor Schwann
Rudolf Virchow
Which of the choices was not one of the scientists that played a part in the development of the cell theory?
Anton van Leeuwenhoek
Mathias Schleiden
Theodor Schwann
Rudolf Virchow
When Leeuwenhoek was looking at scrapings from his teeth in 1673, he made drawings that we later realized were.........
plant cells
animal cells
food particles
bacteria
The cell theory states that some living things are made of cells.
True
False
Which of the following is NOT a statement of the cell theory?
All living things are made of cells
cells are the basic units of structure and function in living things
new cells are produced from existing cells
every single cell is unique and different
Which type of microscope allows light to pass through a specimen and two lenses to form an image?
scanning electron microscopes
light microscope
transmission electron microscope
magnifying glass
You can find the total magnification of something by....
multiplying the ocular lens and the objective lens
dividing the ocular lens by the objective lens
dividing the objective lens by the ocular lens
adding the ocular lens and the objective lens
If I am looking at bacteria with a 10x ocular lens and a 6x objective lens, what is the total magnification power?
3X
600X
60X
6X
What type of microscope uses beams of electrons that are focused by magnetic fields?
light microscopes
electron microscopes
nuclear microscopes
all three types
What type of microscope would I be looking through if I saw this picture
transmission electron microscope
compound light microscope
scanning electron microscope
any of them would give this image
Why do specimens have to be dead to use an electron microscope?
because they are moving too much alive
because they are in a vacuum
because we need to stain or dye them
they don't have to be dead
Most bacteria do not have a nucleus and would be considered what type of cell?
prokaryotic
eukaryotic
animal cells
plant cells
In many cells, the structure that controls the cell's activities is the
cell membrane
organelle
nucleolus
nucleus
Which of the following is true of ALL single celled organisms
they are all prokaryotes
they are all bacteria
they all reproduce
they all have a nucleus
What distinguishes a eukaryotic cell from a prokaryotic cell is the presence of
a cell wall
a nucleus
DNA
ribosomes
Despite differences in size and shape, sat some point all cells have DNA and a
cell wall
cell membrane
mitochondrion
nucleus
If you wanted to observe a microscopic living organism like an amoeba, which microscope would you use?
light microscope
transmission electron microscope
scanning electron microscope
you can use any of these
In eukaryotic cells, chromosomes carrying information are found in the
ribosomes
nucleus
lysosome
cell membrane
The organelles that break down lipids, carbohydrates, and proteins into small molecules that can be used by the cell are
vacuoles
lysosomes
ribosomes
cell membrane
Cell membranes contain a central bilayer formed by
phospholipids
protein pumps
carbohydrate chains
protein channels
What is the function of the ribosomes?
make lipids for the cell membrane
make proteins
make carbohydrates for cell wall
break down materials
After materials leave the ER they go to the _____ to be modified, sorted, and packaged.
Rough ER
Vacuoles
Lysosomes
Golgi Appartatus
Multicellular organisms are made of eukaryotic cells.
True
False
Small structures in the cell that act like "tiny organs" are called.....
cytoplasm
organelles
nucleolus
vacuoles
Which of the following allows things to move in and out of the nucleus
cell membrane
nucleolus
nuclear pores
chromatin
Looking at a cell under a microscope you note that it is a eukaryote. How do you know this?
The cell lacks cytoplasm
the cell lacks a nucleus
the cell has a nucleus
the cell has a cell wall
Which of the following is not found in the nucleus of the cell?
mitochondria
nucleolus
chromatin
DNA
which organelle breaks down organelles that are no longer useful?
mitochondria
lysosome
Golgi apparatus
endoplasmic reticulum
Which structure stores materials, such as water, salts, proteins, and carbohydrates?
A
B
C
D
Which sequence correctly traces the path of a protein in the cell?
ribosome, ER, Golgi apparatus
ribosome, ER, chloroplast
ER, lysosome, Golgi apparatus
ribosome, Golgi apparatus, ER
Which organelle converts the chemical energy stored in food into usable energy?
chloroplast
endoplasmic reticulum
Golgi apparatus
mitochondria
Which of the following is a function of the cell membrane?
breaks down lipids, carbohydrates, and proteins from foods
stores water, salt., protein, and carbohydrates
keeps the cell wall in place
regulates the movement of materials into and out of the cell
Electrons pass through thin slices of brain to reveal a neurological disease. They are using a _____ microscope.
scanning electron
transmission electron
compound light
any of them can be used to diagnose this
The cell membrane contains channels and pumps that help move materials from one side to the other. These are made of...
carbohydrates
bilipids
lipids
proteins
In plants, ______ capture energy from sunlight and convert it into chemical energy.
mitochondria
chloroplasts
ribosomes
cytoplasm
Thylakoids are membrane stacks found in the chloroplast that contain a green pigment called......
chloroplasts
chlorophyll
keratin
thylakophyll
Which of the following organisms are prokaryotes?
plants
animals
bacteria
fungi
Which of the following is a function of the nucleus?
stores DNA
stores sugars
builds proteins
packages proteins
Which of the following is a function of the cytoskeleton?
helps a cell keep its shape
contains DNA
surrounds the cell
helps make proteins
Which organelle would expect to find in plant cells but not in animal cells?
mitochondria
chloroplasts
ribosomes
smooth ER
The ribosomes make proteins using coded instructions from the mitochondria.
True
False
Which of the following structures is the outer layer of a plant cell?
cell membrane
cell wall
cytoplasm
nucleus
Unlike smooth endoplasmic reticulum, rough endoplasmic reticulum has _____ attached to it.
lysosomes
vacuoles
ribosomes
cytoskeleton
The cell takes in food and water and eliminates wastes through a selectively permeable membrane
True
False
Which two structures are responsible for meeting a cells energy needs?
mitochondria and endoplasmic reticulum
chloroplasts and nucleus
ribosomes and mitochondria
mitochondria and chloroplasts
The rough ER manufactures lipids used in the cells membrane.
True
False
The cell membrane is made of a bilayer of carbohydrates that are hydrophilic and dissolve in water.
True
False
Which of the following is true of the image?
the polar head is hydrophillic and the non polar tail is hydrophobic
the non polar head is hydrophobic and the polar tail is hydrophilic
the polar head is hydrophobic and the non polar tail is hydrophillic
This is a(n)
endoplasmic reticulum
ribosome
lysosome
Golgi apparatus
Which of the following is embedded in the lipid bilayer of the cell membrane and can move around?
ribosomes
proteins
carbohydrates
pores
Nearly all of our mitochondria are inherited from our mom.
True
False
The liver cells have large amounts of _______ because they detoxify drugs and other toxic things we ingest.
Golgi bodies
smooth ER
rough ER
nucleus
