NEW
Font size
WorksheetsCells
Total questions: 28
Worksheet time: 28mins
Which of the following is NOT one of the tenets of the Cell Theory?
all living things are made of cells
the cell is the basic unit of life
cells contain tiny organisms within them
cells arise from pre-existing cells
In general, unicellular organism use ____ to preform life function and multicellular organisms use ____ to preform life functions.
organelles, organ systems
tissues, organs
organs, organ systems
organ systems, organelles
Which type of cells do NOT contain a nucleus?
prokaryotes
eukaryotes
animal cells
plant cells
What structure is found in BOTH prokaryotes and eukaryotes?
mitochondria
ribosomes
lysosomes
chloroplasts
Which type of cell always has a cell wall?
bacterium
protist
plant cell
animal cell
Which type of cell can have a flagellum or cilia?
protist
animal cell
plant cell
both protist and animal cell
Which organelle is important to making energy in a cell?
cell membrane
vacuole
ribosome
mitochondria
Which organelle is important to sorting and packaging substances in the cell into vesicles?
lysosomes
Golgi Bodies
Rough ER
Smooth ER
Which is the function of ribosomes?
to store food
to make proteins
to make lipids
to contain DNA
Which structure in a plant cell enables it to makes it own food?
a large central vacuole
the cell wall
chloroplasts
centrioles
Which structure in a bacterium helps to protect it from being "eaten" by other cells?
the cell wall
the cell membrane
the capsule
the nucleoid
Which structure can help a bacterium move around in its environment?
nucleoid
flagellum
ribosome
cell wall
What do you call the structure that is like a "mouth" to a paramecium?
food vacuole
macronucleus
contractile vacuole
oral groove
What is NOT a function of a cell membrane?
the cell membrane protects the cell
the cell membrane controls expression of DNA in the cell
the cell membrane controls what enters and exits the cell
the cell membrane is important to cell signaling or communication
What is the main component of a cell membrane?
carbohydrates
cholesterol
phospholipids
glycoproteins
Transmembrane proteins can form
channels
pumps
receptors
all of these
Which structure found in the cell membrane often acts as an antigen?
transmembrane protein
peripheral protein
glycoprotein
cholesterol
Which statement below best describes the shape of a ligand and the receptor it binds?
has a specific shape that complements the receptor it binds
has a non-specific shape so it can easily bind its receptor
has a specific shape that does not complement the receptor it binds
has a non-specific shape so that it can change the shape of its receptor
Which of the following is NOT an example of passive transport?
diffusion
facilitated diffusion with a channel protein
facilitated diffusion with a carrier protein
endocytosis
Above is a diagram that show the concentration of a tiny molecule inside (bottom of picture) and outside (top of picture) of a cell. The molecule is able to directly pass across the cell membrane. In which way will the molecules spontaneously move?
From top of picture to bottom, high concentration to low concentration
From top of picture to bottom, low concentration to high concentration
From bottom of picture to top, high concentration to low concentration
From bottom of picture to top, low concentration to high concentration
Active transport will transport a substance
Against the concentration gradient, from high to low concentration
Against the concentration gradient, from low to high concentration
Down the concentration gradient, from high to low concentration
Down the concentration gradient, from low to high concentration
What is osmosis?
the diffusion of water
the active transport of water
the diffusion of salts using a channel protein
the diffusion of sugar using a carrier protein
What is the most specific type of endocytosis?
phagocytosis
pinocytosis
receptor-mediated endocytosis
facilitated diffusion
Which organelle is important to preparing substances that are expelled from a cell during exocytosis?
ribosomes
smooth ER
Golgi Bodies
mitochondria
What type of cell is pictured?
plant cell
protist
bacterium
animal
What type of cell is pictured?
plant
animal
bacterium
protist
What type of cell is pictured?
animal
protist
plant
bacterium
What type of cell is pictured?
protist
animal
bacterium
plant
