WorksheetsChapter 3: Cells - The Basic Unit of Life
Total questions: 35
Worksheet time: 21mins
Which of the following are principles of the cell theory? Check all that apply.
Cells are the basic unit of life
All living things are made of cells
Few cells reproduce
All cells are produced by other living cells
The ______________ is contained within the ________________.
nucleus; cytoplasm
cell membrane; cell wall
prokaryote; organelles
nucleus; genetic material
The cell theory applies to
bacteria
plants and animals
multicellular organisms
all of the above
What makes E.R "rough"?
ribosomes
mitochondria
the cell wall
it is where the lysosomes are stored
Which cell structure contains the cell’s genetic material and controls the cell’s activities?
mitochondria
DNA
ribosome
nucleus
What makes Eukaryotic cells different from prokaryotic cells?
has a nucleus
only single celled
membrane organelled
can be single celled or multi cellular
What is the main function of the cell wall?
help the cell move
direct the activities of the cell
support and protect the cell
store DNA
Which organelle is the site of protein synthesis?
vacuole
endoplasmic reticulum
Golgi apparatus
ribosomes
Which organelle is the site of cellular respiration (powerhouse of the cell)?
ribosome
mitochondria
rough E.R
smooth E.R
Which organelle would you expect to find in plant cells and not animal cells?
cell wall
ribosomes
mitochondria
nucleus
Animal cells can’t carry out photosynthesis because they lack _______________.
ribosomes
chloroplasts
mitochondria
E.R
What molecules make up the cell membrane?
all of the following
cholesterol
proteins
phospholipid bilayer
Which of the following is an example of a eukaryote? Check all that apply.
plants
animals
fungi
bacteria
Links amino acids together to make proteins.
endoplasmic reticulum
ribosomes
Golgi apparatus
vacuole
Transports molecules around the cell and helps in the synthesis of proteins (highway system of the cell)
lysosome
vesicle
vacuole
mitochondria
Which one of the following statements is wrong?
Most cell activities take place in the cytoplasm.
Our traits are determined by the genes found in our nucleus.
The cell membrane allows all substances to enter or leave the cell.
The cytoplasm is a jelly-like substance.
We can see cells more clearly by using ________?
a glass slide
a magnifying glass
binoculars
a microscope
The basic unit of a living thing is a ________________.
cell
cytoplasm
nucleus
cell membrane
Organelles and chromosomes are copied during...
cytokinesis.
the first stage of the eukaryotic cell cycle.
the third stage of the eukaryotic cell cycle.
the second stage of the eukaryotic cell cycle.
Pairs of similar chromosomes are called...
chromosomes
homologous chromosomes
cytokinesis
DNA
What is the division of cytoplasm called?
chromosome
mitosis
cytokinesis
the cell cycle
What is the process of cell division that forms two nuclei?
homologous chromosomes
mitosis
cell cycle
chromosomes
Cells need to produce new cells in order to...
replace cells that have died.
create new chromosomes.
obtain energy from sunlight.
release energy from food.
During cytokinesis in plant cells...
the cell wall breaks.
a cell plate forms, and the cell splits in two.
a cell plate forms inside the two new cells.
the cell loses some of its DNA.
What are the life stages of a cell called?
cell cycle
mitosis
cytokinesis
cell plate
What is the structure in which DNA, hereditary material that controls cell activities, can be found.
chromatids
centromere
chromosome
mitosis
A cell produces more cells by first copying its...
centioles
DNA
chromatids
cell membranes
Eukaryotic cells...
do not divide.
undergo binary fission.
undergo mitosis.
have cell walls.
