WorksheetsEOC Review: Cells
Total questions: 20
Worksheet time: 10mins
In which cell organelle does cellular respiration primarily occur?
nucleus
mitochondria
chloroplast
vacuole
If a cell does not have membrane-bound organelles, what else is most likely true?
it does not have a nucleus
it has chloroplasts
it is multicellular
it does not use oxygen
Stem cells are undifferentiated cells that do not have a specific function. What causes them to become specialized?
ribosomes copy DNA into RNA
hormones that send signals through the blood
which genes are activated
enzymes that speed up chemical reactions
Animals cells placed in distilled water will burst because water moves from?
higher to lower concentration
against the concentration gradient
lower to higher concentration
inside the cell to outside the cell
If you observe X-shaped double chromosomes in onion root tip cells, what are you most likely observing?
photosynthesis
mitosis
protein synthesis
meiosis
The asexual reproduction of single-celled prokaryotic organisms is called?
mitosis
binary fission
meiosis
sexual reproduction
What is the primary function of a cell wall?
to provide protection and structure
to provide energy for protein synthesis
to produce carbohydrates
to increase surface area
Which of the following is a difference between prokaryotic and eukaryotic cells?
eukaryotic cells do not have a nucleus
eukaryotic cells divide by binary fission
prokaryotic cells have free-floating DNA
prokaryotic cells are larger and more complex
What is true of muscle cells compared to other types of body cells?
muscle cells are unspecialized unlike other body cells
muscle cells have twice as much DNA as other cells
other body cells do not divide by mitosis
both muscle cells and other body cells have the same DNA
Insulin is a protein hormone that regulates blood sugar levels, which demonstrates which of the following?
diffusion
osmosis
homeostasis
mitosis
What happens before a cell divides?
DNA replication
respiration
transcription
translation
What is the main function of cilia and flagella in single-celled organisms?
exchange of gasses
movement
sexual reproduction
diffusion of water
Which of the following cell structures functions to maintain homeostasis?
nucleus
mitochondria
cell wall
plasma membrane
Which of the following is a difference between human cheek and bacterial cells?
human cheek cells have chloroplasts
bacterial cells do not have a nucleus
human cheek cells are smaller than bacterial cells
bacterial cells do not have ribosomes
Which of the following is most likely true about multicellular organisms?
they include tissues made of specialized cells
they do not adapt to their environments
they do not have a nucleus
they obtain nutrients by decomposing other organisms
Animals cells continuously gain and lose water at equal rates, which helps maintain?
changes in metabolism
cellular respiration
homeostasis of fluids
excretion of blood cells
Which part of the cell cycle is DNA copied?
interphase
mitosis
cytokinesis
meiosis
All cells have ribosomes, which due which of the following?
store genetic information
catalyze reactions
release energy
make proteins
What is the difference between the DNA of prokaryotes and eukaryotes?
eukaryotes do not have any chromsomes
prokaryotes have a single circular chromosome
eukaryotes have a single circular chromosome
prokaryotes have many linear chromosomes
What would be the most likely result if a cell undergoes mitosis by not cytokinesis?
two cells without nuclei
two genetically different cells
a cell with two nuclei
four identical daughter cells
