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Year 8 Giant Half Yearly Revision Quiz

Total questions: 100

Worksheet time: 2hrs 11mins

Name
Class
Date
1.
Every living organism is made up of one or more cells
a)
True
b)
False
2.
A cell is...
a)
the basic unit of structure and function in living organism
b)
an organism
c)
a basic part of everything that we see
d)
found only in animals, not plants
3.
Which of the following are NOT found in animal cells
a)
chloroplasts and cytoplasm
b)
chloroplasts and cell wall
c)
cell wall and cell membrane
d)
mitochondria and nucleus
4.
The nucleus is like the ____________ of the cell.
a)
foot
b)
hand
c)
stomach
d)
brain
5.

Which of the following converts food into energy for the cell?

a)

vacuole

b)

mitochondria

c)

cytoplasm

d)

cell membrane

6.
If you were some bad guy trying to sneak into an animal cell, who would be there to stop you?
a)
nucleus
b)
mitochondria
c)
cell membrane
d)
cell wall
7.
Which of the following, found ONLY in plant cells, provides structure?
a)
cell wall
b)
chloroplast
c)
mitochondria
d)
vacuole
8.
What is the function of the cell nucleus found in both plant and animal cells?
a)
to produce energy
b)
to control cell activity
c)
to remove waste products
d)
to allow molecules to enter the cell
9.
All cells need energy to function.  Which cell organelle is responsible for producing energy in the cell?
a)
chloroplasts
b)
mitochondria
c)
nucleus
d)
vacuoles
10.
In what part of the plant cell does the process of photosynthesis take place?
a)
nucleus
b)
mitochondria
c)
chloroplasts
d)
vacuoles
11.
Which of the following is not part of the cell theory?
a)
cells must contain DNA 
b)
all living things are made from cells
c)
cells can only come from other cells
d)
cells are the basic unit of life
12.

According to the information in the given chart, what type of cell is cell X?

a)

bacteria cell

b)

plant cell

c)

animal cell

d)

prokaryotic cell

13.

These are

a)

plant cells

b)

animal cells

c)

bacteria cells

14.

These are

a)

plant cells

b)

animal cells

c)

bacteria cells

15.

Which of the following statements is true?

a)

All multicellular organisms have skeletal systems.

b)

All multicellular organisms have specialized cells.

c)

All multicellular organisms have circulatory systems.

d)

All of these

16.

Tissues are...

a)

groups of cells that together carry out a particular function.

b)

groups of organs that together carry out a particular function.

c)

the smallest functional units of all living things.

d)

only found in animals.

17.

When it comes to biological organisation, the highest level is...

a)

cells.

b)

organs.

c)

body systems.

d)

organisms.

18.

The organ you would find in the circulatory system is...

a)

the liver.

b)

the heart.

c)

the bladder.

d)

the large intestine.

19.

Organs are...

a)

groups of cells that together carry out a particular function.

b)

groups of tissues that together carry out a particular function.

c)

groups of body systems that make up an organism..

d)

unicellular.

20.

The body system you would find the lungs in is the...

a)

circulatory.

b)

digestive.

c)

nervous.

d)

respiratory.

21.

The brain is part of the...

a)

nervous system.

b)

circulatory system.

c)

excretory system.

d)

digestive system.

22.

The picture that best shows a tissue is...

a)
b)
c)
d)
23.

The picture that best shows an organ is...

a)
b)
c)
d)
24.

The picture that best shows a molecule is...

a)
b)
c)
d)
25.

The picture that best shows an organism is...

a)
b)
c)
d)
26.
Which diagram represents an organ?
a)
#1
b)
#2
c)
#3
d)
#4
27.

Respiration is a chemical reaction.

a)

True

b)

False

28.

For respiration to take place glucose needs to react with substance A. Select substance A.

a)

Carbon dioxide

b)

Water

c)

Oxygen

d)

Ozone

29.

When respiration takes place, energy is produced along with another two substances B and C. Select substances B and C.

a)

Carbon dioxide

b)

Water

c)

Oxygen

d)

Ozone

30.

During exercise our body needs to produce more energy by respiration thus it needs

a)

less oxygen

b)

more oxygen

31.

During exercise our body needs to produce more energy by respiration thus it needs more oxygen. Our breathing rate

a)

increases

b)

decreases

32.
Plants need what to do photosynthesis?
a)
Food absorbed from ground
b)
Sun's energy
c)
Food broken down
d)
Minerals from the soil
33.
What gas goes into the plant before photosynthesis?
a)
Carbon Dioxide
b)
Carbon Monoxide
c)
Oxygen
d)
Nitrogen
34.
Which plant part collects the sun's energy and makes food?
a)
Leaf
b)
Stem
c)
Roots
d)
Flower
35.
What is the name of the green pigment inside plants?
a)
Monophyll
b)
Chlorophyll
c)
Epiphyll
d)
Glorophyll
36.
Ice melting
a)
Chemical Change
b)
Physical Change
37.
Wood burned in a fireplace
a)
Chemical Change
b)
Physical Change
38.
Cake batter baked in an oven
a)
Chemical Change
b)
Physical Change
39.
Baking soda and vinegar combine to make carbon dioxide
a)
Chemical Change
b)
Physical Change
40.
Glass bottle that is shattered
a)
Chemical Change
b)
Physical Change
41.
Rust on an iron fence
a)
Chemical Change
b)
Physical Change
42.

You tear home your homework into little pieces. How much does the homework weigh after you tear it up?

a)

A little less

b)

A little more

c)

The same

d)

None of the above

43.

If you mix 1 gram of salt with 50 grams of water, how many grams of matter will you have after the salt is completely dissolved?

a)

49 grams

b)

50 grams

c)

51 grams

d)

None of the above

44.

When heat is added to an ice cube, it will change to a

a)

liquid

b)

solid

c)

plasma

45.

An example of a liquid changing to a gas is

a)

Wood burning

b)

Paper tearing

c)

A pot of boiling water

d)

A lake freezing in the winter

46.

The smallest particle of matter that makes up an element and a compound?

a)

Element

b)

Chemical

c)

Atom

d)

Substance

47.

Which statement best describes an element?

a)

pure, made of more than one type of atom

b)

when combined, a chemical reaction forms

c)

pure, made of only one type of atom

d)

can be broken down easily

48.
Which one can be found on the periodic table?
a)
Compound 
b)
Element
49.
Which one has more than one type of atom in it?
a)
Element
b)
Compound 
50.

Helium (He) is an example of an:

a)

Element

b)

Compound

c)

Solution

d)

Mixture

51.

When two or more different elements chemically combine, a __________________________ is formed.

a)

element

b)

compound

c)

mixture

d)

solution

52.

Examples are water (H2O) and carbon dioxide (CO2).

a)

elements

b)

compounds

53.

This picture represents which of the following?

a)

element

b)

compound

54.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
55.

A section of the Periodic Table is shown. What is the Chemical Symbol for Magnesium?

a)

12

b)

Magnesium

c)

24.31

d)

Mg

56.
Is sugar (C12H22O11) an element or a compound?
a)
Element
b)
Compound
57.
Is water an element or a compound?
a)
Element
b)
Compound
58.

Which is the best description of an element?

a)

A substance that cannot be broken down into simpler substances

b)

A collection of atoms that have different abilities when joined together

c)

A man-made mineral

d)

A mixture of substances

59.

How many elements are in this compound?

a)

13

b)

6

c)

4

d)

3

60.

This picture represents which of the following:

a)

element

b)

compound

61.

This picture represents which of the following?

a)

element

b)

compound

62.

This picture represents which of the following?

a)

element

b)

compound

63.

This picture represents which of the following?

a)

element

b)

compound

64.

This picture represents which of the following?

a)

element

b)

compound

65.

This picture represents which of the following?

a)

element

b)

compound

66.

Which one shows that a chemical reaction has occurred?

a)

dissolving

b)

melting

c)

formation of a gas

d)

bending

67.
Which of the following IS a physical change?
a)
Getting a haircut
b)
Rusty metal
c)
sour milk
d)
A compound
68.

What is the BEST definition of a chemical reaction?

a)

A change in matter that produces one or more NEW substances

b)

When two things combine and EXPLODE.

69.

Which of the following is a common sign that a chemical change has occurred?

a)

A chemical has turned a different color, bubbled, and/or changed temperature.

b)

A chemical has changed to a different state of matter, such as a liquid to a solid.

c)

A chemical has changed size.

d)

A chemical has become a different shape.

70.
all matter is made of what 
a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
71.
The positive particles of an atom are 
a)
electrons 
b)
positrons 
c)
neutrons 
d)
protons 
72.
Particles in an atom that are neutral and have no charge are 
a)
negatrons 
b)
electrons 
c)
neutrons 
d)
protons 
73.
The particles that are found in the nucleus of an atom are
a)
neutrons and electrons
b)
electrons only
c)
protons and neutrons
d)
protons and electrons
74.
Neutrons are _______________ particles.
a)
negative
b)
positive
c)
neutral
d)
cows
75.
electrons have this type of charge?
a)
negative
b)
positive
c)
neutral
76.
The smallest part of an element is known as the 
a)
Periodic Table
b)
Atom
c)
Group
d)
Period
77.
These particles orbit around the nucleus of an atom.  What are they called?
a)
electrons
b)
protons
c)
neutrons
d)
photons
78.
Can a mixture be separated? 
a)
No
b)
Yes
c)
Only sometimes
79.
What are the 3 subatomic particles that make-up the atom?
a)
protons, neutrons, and isotopes
b)
neutrons, isotopes, and electrons
c)
positives, negatives, and electrons
d)
protons, neutrons, and electrons
80.
Which is the correct formula for:
one carbon (C)
two oxygen (O)
a)
CO2
b)
CO
c)
C2O
d)
2CO
81.
How many elements are in H2O?
a)
1
b)
2
c)
3
d)
4
82.
If you have a material that can conduct electricity well it is probably a...
a)
Metalloid
b)
Matter
c)
Non-metal
d)
Metal
83.
How would this element be classified?
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Metamorphic
84.

Is this a metal, metalloid, or nonmetal?

a)

Metal

b)

Metalloid

c)

Nonmetal

85.

Is this a metal, metalloid, or nonmetal?

a)

Metal

b)

Metalloid

c)

Nonmetal

86.

Is this a metal, metalloid, or nonmetal?

a)

Metal

b)

Metalloid

c)

Nonmetal

87.

Is this a metal, metalloid, or nonmetal?

a)

Metal

b)

Metalloid

c)

Nonmetal

88.

Is this a metal, metalloid, or nonmetal?

a)

Metal

b)

Metalloid

c)

Nonmetal

89.

Is this a metal, metalloid, or nonmetal?

a)

Metal

b)

Metalloid

c)

Nonmetal

90.
Four students performed four different investigations by combining different substances. Which of the observations is most indicative of a chemical reaction?
a)
investigation 1
b)
investigation 2
c)
investigation 3
d)
investigation 4
91.

This change is a

a)

chemical reaction

b)

physical change

c)

musical change

d)

all answers are correct

92.

rate on cutness

a)
b)

4

c)

6

d)

5

93.

WHO IS THIS?

a)

SONIC MEME

b)

SANIC

c)

BLUE SPEED

d)

keith

94.

Find the Dependent Variable: You experiment to see if a bouncy ball or a tennis ball bounces higher.

a)

Type of ball

b)

Same drop height

c)

Height of bounce

d)

Same surface

95.

Find the Independent Variable: You experiment to see if a bouncy ball or a tennis ball bounces higher.

a)

Type of ball

b)

Same drop height

c)

Height of Bounce

d)

Same surface

96.

Find a Constant Variable: You experiment to see if a bouncy ball or a tennis ball bounces higher.

a)

Type of ball

b)

Same drop height

c)

Height of Bounce

97.
What is the DEPENDENT variable (effect) in this experiment?
"Do tall people jump further than short people?"
a)
height of the person
b)
weight of the person
c)
how fast the person runs
d)
how far the person jumps
98.
What is the DEPENDENT variable (effect) is this experiment?
"Does eating breakfast improve test score?" 
a)
eating breakfast or not
b)
the grade you got on the test
c)
what time you get up in the morning
d)
how tasty the breakfast is
99.
What is the INDEPENDENT variable (cause) in this experiment?
"Will fish school more if a predator is present?" 
a)
whether there is a predator or not
b)
number of fish school together
c)
type of predator
d)
type of fish
100.
The measurable factor in an experiment is known as the: 
a)
Control
b)
Independent Variable
c)
Constant
d)
Dependent Variable

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