WorksheetsQUIZIZZ 4 -PROKARYOTES,ORGANELLES & PLASMA MEMBRANE (Week 4)
Total questions: 30
Worksheet time: 30mins
In what organelle is the genetic material found inside?
cell membrane
chloroplast
nucleus
ribosome
What organelle is called the "powerhouse" of a cell?
mitochondria
nucleus
cell wall
cell membrane
A large central vacuole is found in a _____ cell.
animal
plant
What is the function of a chloroplast?
makes proteins for animal cells
allows materials in and out of the cell
provides structure and support
absorbs sunlight for photosynthesis
Identify the structure that is indicated by the arrow in the image.
cell wall
central vacuole
chloroplast
cell membrane
What type of cell is being shown in the image?
plant
animal
Identify the structure that is labeled "H" in the image.
cell wall
chloroplast
mitochondria
nucleus
cell membrane
I make proteins for the cell. What am I?
ribosome
cell membrane
nucleus
chloroplast
Which of the following describes the function of the nucleolus?
Command Center for the Cell
Produce initial parts of ribosomes
To hold chromosomes
To make DNA
Define plasma membrane
lipid that helps minimize effects of temperature
only on the outer surface of the plasma membrane and are attached to proteins or lipids; form distinctive cellular markers
flexible boundary of a cell that separates a cell from its surroundings
may extend partway into the plasma membrane, cross the membrane entirely, or be loosely attached to its inside or outside face
Where can carbohydrates be found when part of a plasma membrane?
On the outside of the membrane
On the inside of the membrane
Embedded part of the way into the membrane
Embedded the whole way through the membrane
All of the above
Where can PROTEINS be found when part of a plasma membrane?
On the outside of the membrane
On the inside of the membrane
Embedded part of the way into the membrane
Embedded the whole way through the membrane
All of the above
What is the function of cholesterol in a plasma membrane?
To make the membrane flexible
To control the effect of temperature changes
To attract water molecules
To allow nutrients and other essential molecules into the cell
Identify cholesterol molecule
structure a
structure b
structure h
structure i
Identify a peripheral protein
structure a
strucure b
structure g
structure h
Which is NOT a function of the membrane?
it forms a selective barrier
it has receptors for chemical messages
it is the control center of the cell
it is involved in self recognition
Small, nonpolar, hydrophobic molecules such as fatty acids
easily pass through the membrane's bilayer
very slowly diffuse through the bilayer
require transport proteins
enter through endocytosis
A major function of glycoproteins and glycolipids in the membane is to
glue cells together to form tissues
allow cells to identify each other
attach membrane to cytoskeleton
help retain shape
When doctors perform organ transplants, they choose a donor tissue match. Which component is being matched?
membrane phospholipids
cytoskeleton
cell surface carbohydrates
cholesterol
