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Transcript
Cells
Cells
QuickTime™ and a
decompressor
are needed to see this picture.
Cells are produced from
nonliving things
Which statement is NOT part of cell
theory?
 A.
Cells can be produced from other cells.
 B. Cells are produced from nonliving
things.
 C. All living things are made of cells.
How sharp an image is
What does the term resolution refer to?
 A.
How sharp an image is
 B. How big an image can be
 C. To make an object bigger
 D. How much light is needed to make an
object
Uses electrons to create an
image
In an electron microscope how does
magnification occur?
A. Convex lens bend light to make
objects look bigger
 B. The convex and concave lens bend
to make the objects look bigger.
 C. Light is reflected by a electron beam
 D. Uses electrons to create an image

40

What is the total magnification of a
microscope when one lens is 10 and the
other is 4?
Convex lens bend light to make
objects look bigger
How does the lens of a light microscope work?
 A. Convex lens bend light to make objects look
bigger
 B. The convex and concave lens bend to make
the objects look bigger.
 C. The reflection of each lens make the object
look bigger.
Cells are alive
Anton Von Leewenhoek observed that
cells:
 A. have a cell wall
 B. Cells are alive
 C. Could be seen by an electron
microscope
 D. Could be seen by a light microscope
Make objects look bigger
Magnification is
A. Make objects look bigger
 B. Make objects look smaller
 C. Adds light to the object

Found in all cells
The cell membrane is:
A. Found in plant cells
 B. produces energy for the cell
 C. Found in all cells
 D. Protects and supports the cell

Cells
The invention made it possible for people
to discover
A. People
 B. Skin
 C. Animals
 D. Cells

Observation
Using one or more of your senses to
gather information is called:
A. Inference
 B. Hypothesis
 C. Prediction
 D. Observation

Inference
Explaining or interpreting the things you
observe from what you already know
A. Hypothesis
 B. Prediction
 C. Inference
 D. Observation

Observation
Using one or more of your senses is:
Hypothesis
 B. Prediction
 C. Inference
 D. Observation

Data table
An organized way to collect and record
scientific observations is with a
A. Model
 B. Definition
 C. Data table
 D. Inference

Quantitative observation
An observation that deals with numbers
A. Inference
 B.Qualitative observation
 C.Quantitative observation

Hypothesis
A possible explanation or set of
observations
A. Hypothesis
 B. Prediction
 C. Inference
 D. Observation

Prediction
Telling what will happen in the future
based on past experience and evidence
A. Hypothesis
 B. Prediction
 C. Inference
 D. Observation

Graph
A tool to help a scientist interpret data by
revealing unexpected patterns:
A. Data table
 B. Graph
 C. Theory
 D. Question

Qualitative observations
An observation that cannot be expressed
in numbers.
A. Inference
 B.Qualitative observation
 C.Quantitative observation

Dependent Variable
The fact that may change in response to
the independent variable is called:
A. Hypothesis
 B. Independent Variable (Manipulated)
 C. Dependent Variable (Responding)
 D. Inference

Independent Variable
The variable that is being changed
A. Hypothesis
 B. Independent Variable (Manipulated)
 C. Dependent Variable (Responding)
 D. Inference

Nucleus
The control center of the cell is the :
 A.
Mitochondria
 B. Cell Wall
 C. Nucleus
 D. Nuclear envelope
Cell Membrane
Controls what comes in and out of the
cell.
 A.
Cell Wall
 B. Cell Membrane
 C. Nucleus
 D. Endoplasmic Reticulum
Cell Wall
Found in only plant cells. It protects and
supports the cell.
 A.
Cell Wall
 B. Cell Membrane
 C. Nucleus
 D. Endoplasmic Reticulum
Vacuoles
Stores food and other materials needed
by the cell.
 A.
Ribosomes
 B. Lysosomes
 C. Vacuoles
 D. Endoplasmic Reticulum
Lysosomes
Releases chemicals that break down
large food particles into smaller ones.
 A.
Ribosomes
 B. Lysosomes
 C. Vacuoles
 D. Endoplasmic Reticulum
Mitochondria
The power house of the cell because they
convert energy in food molecules to
energy the cell can use.
 Endoplasmic
 Ribosomes
 Golgi
Bodies
 Mitochondria
 Cytoplasm
Reticulum
150

What is the total magnification of a
microscope when one lens is 30 and the
other 5?