Download Which organelle breaks down organelles that are no longer useful?

Which organelle breaks down
organelles that are no longer
useful?
A.
B.
C.
D.
Lysosome
Endoplasmic reticulum
Mitochondrion
Golgi apparatus
Which organelle would you expect
to find in plant cells but not animal
cells?
A.
B.
C.
D.
Chloroplast
Mitochondrion
Ribosome
Smooth endoplasmic reticulum
Looking at a cell under a
microscope you note that it is a
prokaryote. How do you know?
A.
B.
C.
D.
The cell lacks genetic material
The cell lacks a cell membrane.
The cell lacks a nucleus
The cell lacks cytoplasm
Which structure in the cell stores
materials, such as water, salts,
proteins and carbohydrates?
A.
B.
C.
D.
Structure A
Structure B
Structure C
Structure D
Which structure in the cell modifies,
sorts and packages proteins and other
materials for storage or release from
the cell?
A.
B.
C.
D.
Structure B
Structure A
Structure C
Structure D
Which of the following conclusions
could you draw about the cell
shown here?
A. The cell is eukaryotic because it
does not have a nucleus.
B. The cell is eukaryotic because it
has a nucleus.
C. The cell is prokarotic because it
has a nucleus.
D. The cell is prokaryotic because it
does not have a nucleus
Which structure makes proteins
using coded instructions that come
from the nucleus?
A.
B.
C.
D.
Golgi apparatus
Mitochondrion
Vacuole
ribosome
Which of the following enclose
their DNA in a nucleus?
A.
B.
C.
D.
Prokaryotes
Bacteria
Eukaryotes
viruses
Which structures are involved in
cell movement?
A.
B.
C.
D.
Nucleolus and nucleus
Cytoplasm and ribosomes
Chromosomes
Microtubules and microfilaments
Which of the following best
describes the relationship between
the nucleus and the cytoplasm?
A. The cytoplasm is a fluid that fills the inside of
the nucleus
B. The cytoplasm is an organelle that is usually
found near the nucleus
C. The nucleus is an organelle that is
surrounded by the cytoplasm
During diffusion, when the
concentration of molecules on both
sides of a membrane is the same, the
molecules will
A. Move across the membrane to the inside of
the cell
B. Continue to move across the membrane in
both directions
C. Stop moving across the membrane
D. Move across the membrane to the outside of
the cell
What advance in technology made
the discovery of cells possible?
A.
B.
C.
D.
The particle accelerator
The Ultraviolet light
The centrifuge
The microscope
Which of the following organisms
are prokaryotes?
A.
B.
C.
D.
Plants
Animals
Bacteria
fungi
Which means of particle transport
is shown here?
A.
B.
C.
D.
Active transport
Facilitated diffusion
Osmosis
diffusion
Which of the following statements
about the nucleus is NOT true?
A. The nucleus usually contains a nucleolus region
which is where ribosome assembly begins
B. The nucleus is surrounded by a nuclear envelope
that lets materials in and out.
C. The nucleus stores the coded instructions for
making the cell’s proteins.
D. The nucleus is the site of protein assembly
Colors seen in images made from
electron microscopes are
A. The colors of electrons
B. Added so scientists can trace living cells
through the body
C. Added to make certain structures easier to
see
D. True to life
You will NOT find a cell wall in
which of these kinds of organisms?
A.
B.
C.
D.
Animals
Plants
Fungi
bacteria
An animal cell that is surrounded
by fresh water will burst because
the osmotic pressure causes
A.
B.
C.
D.
Solutes to move into the cell
Water to move into the cell
Water to move out of the cell
Solutes to move out of the cell
Which of the following is a function
of the cytoskeleton?
A.
B.
C.
D.
Contains DNA
Helps make proteins
Surrounds the cell
Helps a cell keep its shape
Which of the following structures
serves as the cell’s boundary from
its environment?
A.
B.
C.
D.
Channel protein
Mitochondrion
Chloroplast
Cell membrane
Diffusion occurs because…
A. Cellular energy forces molecules to collide
with each other
B. Cellular energy pumps molecules across the
cell membrane
C. Molecules are attracted to one another
D. Molecules constantly move and collide with
each other
Unlike the cell membrane, the cell
wall is
A.
B.
C.
D.
Selectively permeable
Composed of a lipid bilayer
A rigid structure
Found in all organisms
Which of the following is an
example of an organ?
A.
B.
C.
D.
Nerve cell
Digestive system
Heart
Epethilial tissue
Who used a compound microscope
to see chambers within cork and
named them “cells”?
A.
B.
C.
D.
Anton van Leeuwenhoek
Rudolf Virchow
Robert Hooke
Matthias Schleiden
The primary function of the cell
wall is to?
A.
B.
C.
D.
Support and protect the cell
Direct the activities of the cell
Help the cell move
Store DNA
Which of the following is NOT a
principle of the cell theory?
A.
B.
C.
D.
All living things are made of cells
Cells are the basic units of life
All cells are produced from existing cells
Very few cells are able to reproduce
Which organelle converts the chemical
energy stored in food into compounds
that are move convenient for the cell
to use?
A.
B.
C.
D.
Golgi apparatus
Endoplasmic reticulum
Chloroplast
mitochondrion
Electron microscopes can reveal
details
A. About the different colors of cell structures
B. Only specimens that are still alive
C. 1000 times smaller than those visible in light
microscopes
D. Of cell structures only once they are stained
Which of these is NOT true of
cells?
A.
B.
C.
D.
They were first discovered in the 1600s
They are much like empty rooms
They can be found in pond water
They contain a huge array of working parts
Which means of particle transport
is shown here?
A.
B.
C.
D.
Exocytosis
Protein pump
Endocytosis
Facilitated diffusion
Which sequence correctly traces
the path of a protein in the cell?
A. Ribosome, endoplasmic reticulum, golgi
apparatus
B. Ribosome, golgi apparatus, endoplasmic
reticulum
C. Ribosome, endoplasmic reticulum, chloroplast
D. Endoplasmic reticulum, lysosome, golgi
apparatus
The cell membrane contains channels
and pumps that help move materials
from one side to the other. What are
these channels and pumps made of?
A.
B.
C.
D.
Carbohydrates
Proteins
Bilipids
lipids
Which of the following is a function
of the cell membrane?
A. Regulates the movement of materials into
and out of the cell
B. Stores water, salt, proteins, and
carbohydrates
C. Breaks down lipids, carbohydrates, and
proteins from foods
D. Keeps the cell wall in place
Which term describes the relatively
constant physical conditions of an
organism?
A.
B.
C.
D.
Organ system
Cell specialization
Homeostasis
unicellularity
An organ system is a group of
organs that
A.
B.
C.
D.
Are made up of similar tissues.
Work together to perform a specific function.
Are made up of similar cells.
Work together to perform all the functions in
a multicellular organism.
The diffusion of water across a
selectively permeable membrane is
called
A.
B.
C.
D.
Osmosis.
Osmotic pressure.
Active transport.
Pinocytosis.
Not all cells are alike. Which of the
following is NOT a true statement
about differences between cells?
A.
B.
C.
D.
Some cells have a nucleus, but others do not.
Different kinds of cells are different sizes.
Cells come in many different shapes.
Most cells have a membrane, but some do
not.
Which of the following activities is
NOT a way that unicellular
organisms maintain homeostasis?
A.
B.
C.
D.
Growth
Response to environment
Cell specialization
reproduction
Which of the following is a function
of the nucleus?
A.
B.
C.
D.
Stores sugars
Builds proteins
Stores DNA
Packages proteins
Which type of microscope can
produce three-dimensional images
of a cell’s surface?
A.
B.
C.
D.
Transmission electron microscope
Scanning electron microscope
Simple light microscope
Compound light microscope
A group of similar cells that
perform a particular function is
called
A.
B.
C.
D.
An organ system
A division of labor
A tissue
An organ
Which organelles are involved in
energy conversion?
A.
B.
C.
D.
Mitochondria and chloroplasts
Smooth and rough endoplasmic reticulum
Golgi apparatus and chloroplasts
Mitochondria and ribosomes
The cells of unicellular organisms
are
A. Unable to respond to changes in their
environment
B. Larger than those of multicellular organisms
C. Specialized to perform different tasks
D. Able to carry out all of the functions
necessary for life
Which list represents the levels of
organization in a multicellular
organism from the simplest level to
the most complex level?
A.
B.
C.
D.
Organ system, organ, tissue, cell
Cell, tissue, organ system, organ
Cell, tissue, organ, organ system
Tissue, organ, organ system, cell
Which means of particle transport
requires input of energy from the
cell?
A.
B.
C.
D.
Diffusion
Osmosis
Active transport
Facilitated diffusion
True or False?
A cell in a multicellular organism
must be able to carry out all of the
functions necessary for life in order
for the organism to survive.
True or False?
Ribosomes that synthesize proteins
are found on the smooth
endoplasmic reticulum.
True or False?
Prokaryotic and eukaryotic cells are
surrounded by a thin, flexible
barrier called a cell membrane.
True or False?
Plant cells have chloroplasts but do
not have mitochondria
True or False?
Once equilibrium is reached, roughly
equal numbers of molecules move in
either direction across a
semipermeable membrane, and there
is no further change in concentration
on either side of the membrane.
Why is the egg that is soaking in
corn syrup shrinking?