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Sci 8: Unit 3 Cells Review

Total questions: 56

Worksheet time: 37mins

Name
Class
Date
1.
A microscope is an instrument that.
a)
makes faraway objects look closer.
b)
makes small objects appear larger.
c)
decreases the size of small objects.
d)
increases the size of small objects.
2.
If your teacher asks you to move a microscope to table, how do you carry it?
a)
by the body tube and the eyepiece
b)
with one hand
c)
one hand on the arm and the other under the base
d)
with one hand on the base and the other on the eyepiece.
3.
What is part 1?
a)
eye piece
b)
body tube
c)
arm
d)
coarse adjust
4.
What part is 3?
a)
eye piece
b)
base
c)
arm 
d)
coarse adjust
5.
What is part 11?
a)
coarse adjustment
b)
fine adjustment
c)
diaphragm
d)
stage
6.
What is part 6?
a)
arm 
b)
base
c)
body tube
d)
illuminator
7.
What will be the total magnification if the ocular lens is 10X and the objective lens is 40X?
a)
40X
b)
10X
c)
100X
d)
400X
8.
Holds objective lenses; Rotatates to change objectives
a)
Arm
b)
Base
c)
Revolving Nosepiece
d)
Diaphragm
9.
What is the name of the structure labeled #10?
a)
objective lens
b)
ocular lens
c)
aperture
d)
nosepeice
10.
Number 4
a)
Stages
b)
Arms
c)
Stage Clips
d)
Ocular Lens
11.
Part 13
a)
Fine Adjustment Knob
b)
Course Adjustment Knob
c)
Stage
d)
Diaphragm
12.
Part 12
a)
Fine Adjustment Knob
b)
Coarse Adjustment Knob
c)
Diaphragm
d)
Objective
13.

Which part of the microscope do you never use under high power?

a)

Diaphragm

b)

Coarse adjustment

c)

Stage

d)

Fine adjustment

14.
The ___ is the basic unit of sturucture and function of organisms
a)
atom
b)
cell
c)
matter
d)
all other answers are correct
15.
Which statement is a part of the cell theory?
a)
all cells come from preexisting cells
b)
bacteria are prokaryotic cells
c)
eukaryotic cells are complex
d)
humans are multicellular
16.
What tool do you use to view the cells?
a)
metric ruler
b)
centrifuge
c)
microscope
d)
pipette
17.
What kind of cell is this?
a)
Animal 
b)
Plant
18.
What kind of cell is this?
a)
Animal
b)
Plant
19.
Cells are often called "the ____ of life."
a)
bread
b)
road map
c)
building blocks
d)
meaning
20.
Which organelle is only found in a plant cell? 
a)
nucleus
b)
chloroplast
c)
mitochondria
d)
cell membrane
21.
Directs all cell activities through the DNA located there.
a)
Lysosomes
b)
Nucleus
c)
ribosomes
d)
Mitochondria
22.
What is the name of the structure shown in the diagram where cellular respiration takes place?
a)
Chloroplast
b)
Mitochondrion
c)
Nucleus
d)
Vacuole
23.
"Storage tanks" Can hold food, water or waste for the cell
a)
Ribosomes
b)
Vacuole
c)
Chloroplast
d)
Nucleolus
24.
I am a protein packaging and shipping machine! Who am I?
a)
vacuole
b)
ribosome
c)
endoplasmic reticulum
d)
golgi apparatus
25.
You might think of me as the trash collector, but recycler is maybe more accurate. What am I?
a)
cytoplasm
b)
lysosome
c)
vacuole
d)
ribosome
26.
What is the name of the genetic material that is inside the nucleus?
a)
ER
b)
ATP
c)
YOLO
d)
DNA
27.
What makes the endoplasmic reticulum rough?
a)
Vessicles
b)
Vacuoles
c)
Ribosomes
d)
Chromosomes
28.
Where are proteins made?
a)
Golgi body
b)
Mitoichondrion
c)
Chromosomes
d)
Ribosomes
29.
The site of photosynthesis
a)
ribosome
b)
mitochondria
c)
chloroplast
d)
nucleus
30.
What is the gel-like substance inside of cells called?

a)
photoplasm
b)
photosynthesis
c)
cytoskeleton
d)
cytoplasm
31.
What organelle is considered to be the “gatekeeper” for plant and animal cells?

a)
Cell Wall
b)
Cytoplasm
c)
Nucleous
d)
Call Membrane
32.
What is a series of events a cell goes through as they grow and divide?
a)
Cell Division
b)
Cell Cycle
c)
Cytokinesis
d)
Mitosis
33.
What is the longest stage of the cell cycle called?
a)
Cytokinesis
b)
M phase
c)
Interphase
d)
G1 Phase
34.
How many stages are in mitosis?
a)
1
b)
2
c)
3
d)
4
35.
Put the following stages of mitosis in order: anaphase, prophase, metaphase, and telophase. 
a)
prophase, metaphase, telophase, anaphase
b)
prophase, anaphase, metaphase, telophase
c)
prophase, metaphase, anaphase, telophase
d)
prophase, telophase, metaphase, anaphase
36.

What are the "X" shaped things in the drawing.

a)

PMATs

b)

Chromosomes

c)

Ribosomes

d)

Telophase

37.

During what phase of Mitosis do the chromosomes line up in the Middle

a)

Metaphase

b)

Prophase

c)

Telophase

d)

Anaphase

38.

Which stage of the Life Cycle of the cell is this cell in (look close-the DNA hasn't formed Chromosomes (X) yet)

a)

Interphase

b)

Prophase

c)

Anaphase

d)

Telophase

39.

In which phase of Mitosis do the Chromosomes pull Apart

a)

Metaphase

b)

Prophase

c)

Anaphase

d)

Telophase

40.

What is the purpose of Mitosis?

a)

Growth of an organism and Repair of damaged tissue

b)

To help the body get rid of extra cells

c)

To increase the amount of classwork you have to do

d)

To get rid of the nucleus

41.

How many chromosomes to do most human cells have?

a)

2

b)

46

c)

92

d)

Identical to your age

42.
What phase of mitosis is occuring in the picture?
a)
Prophase
b)
Metaphase
c)
Cytokinesis
d)
Telophase
43.
What phase of mitosis is pictured?
a)
Metaphase
b)
Telophase
c)
Prophase
d)
Anaphase
44.

When writing you hypothesis, what information follows IF?

a)

dependent variable

b)

how you know it will happen

c)

independent variable

d)

anything

45.

When writing a hypothesis, what information do you fill in after THEN?

a)

dependent variable

b)

independent variable

c)

how you know it will happen

d)

anything good

46.

Choose the correct hypothesis for "What effect does studying have on your test grade?"

a)

IF I study for hours, THEN my test grade will be better.

b)

IF I have a good test grade, THEN I will study.

c)

Good grades are from studying.

47.

A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The independent variable is

a)

the male alligators

b)

the gender of the alligator

c)

the temperature

d)

the incubator

48.

When writing your "because" section, you should...

a)

write about your feelings.

b)

briefly discuss the science facts behind your prediction.

c)

write as much as you know about the independent variable

d)

write a journal entry.

49.
Complete this hypothesis: If I apply sunblock then I will not get sunburned 
a)
because the sun's ultraviolet light will not reach my skin
b)
because the doctor said so
c)
because I believe in sunblock
50.

What are constants?

a)

Things you keep the same- they do not change

b)

What you observe or measure

c)

What you decide to change in an experiment

51.

Sam wants to see which cat food brand his cat, Misty, likes best. He tests three different brands. Each morning he picks a different brand, and gives Misty one cup.  Then, Sam records how much food Misty has eaten.

What is the independent variable (IV)?

a)

IV = amount of cat food eaten

b)

IV = Misty the cat

c)

IV = one cup of cat food

d)

IV = brand of cat food

52.

Sam wants to see which cat food brand his cat, Misty, likes best. He tests three different brands. Each morning he picks a different brand, and gives Misty one cup.  Then, Sam records how much food Misty has eaten.

What is the constant?

a)

constant = amount of cat food eaten

b)

constant = one cup of cat food

c)

constant = brand of cat food

53.

Kenley wonders how the color of light will affect plant growth. She places one plant under blue light; one under green and one in natural light. At the end of the month she measures each plant to see how tall it is.

What is the dependent variable (DV)?

a)

DV = the type of plant

b)

DV = the plant under natural light

c)

DV = height of the plant

d)

DV = color of the light

54.
Students want to test if changing the wing shape of a paper airplane  will affect  the distance it  will fly. What is the independent variable? 
a)
the wing shape 
b)
the distance the airplane will fly 
dependent
c)
the temperature in the classroom 
d)
the type of paper used to construct the plane 
55.
Students want to test if changing the wing shape of a paper airplane  will affect  the distance it  will fly. What is the dependent variable? 
a)
the wing shape 
b)
the distance it will fly 
c)
the temperature in the room 
d)
the type of paper used to construct the airplane 
56.
Students want to test if changing the wing shape of a paper airplane  will affect  the distance it  will fly. Which of the following is a good hypothesis for this experiment? 
a)
If the airplane fly for three minutes, then that will be the best design 
b)
If the wing shape is round, then the airplane will fly for more time 
c)
If the wing shape is wider, then the airplane will covered more distance 
d)
If the airplane is made of construction paper, then it will fly farther 

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