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SNC 2P EXAM REVIEW

Total questions: 100

Worksheet time: 6hrs 44mins

Name
Class
Date
1.
The air sacs that are covered with capillaries where gas exchange takes place
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli
2.

The two narrower tubes branching from the trachea that leads into the lungs

a)

nose

b)

bronchi

c)

lungs

d)

alveoli

3.

The main organs of the respiratory system

a)

heart

b)

lungs

c)

esophagus

d)

trachea

4.
What is the main function of the respiratory system?
a)
to provide oxygen and remove carbon dioxide from the body
b)
to bring oxygen to the body
c)
to break down food and absorb nutrients
d)
to remove oxygen from the body and deliver carbon dioxide
5.

What is the name of structure 8?

a)

nose

b)

lung

c)

mouth

d)

trachea

6.

What is the name of structure 4?

a)

nose

b)

lung

c)

mouth

d)

trachea

7.

What is the name of structure 9?

a)

bronchi

b)

lung

c)

mouth

d)

trachea

8.

___________ carry blood away from heart; mostly oxygen-rich.

a)

Arteries

b)

Veins

c)

Capillaries

9.

_______ carry blood back to the heart.

a)

Arteries

b)

Veins

c)

Capillaries

10.

The main function of the heart is:

a)

To carry blood and oxygen from the heart to the cells and back.

b)

To find true love.

c)

To extract energy from the food we eat.

11.

Trail Mix is best classified as a(n):

a)

Mixture

b)

Solution

c)

Element

d)

Compound

12.

Hydrogen Peroxide (H₂O₂) is best classified as a(n):

a)

Mixture

b)

Solution

c)

Element

d)

Compound

13.

Air is best classified as a(n):

a)

Mixture

b)

Solution

c)

Element

d)

Compound

14.

Oxygen Gas (O₂) is best classified as a(n):

a)

Mixture

b)

Solution

c)

Element

d)

Compound

15.

Classify the following as a physical or chemical change:

Salt dissolving in water

a)

Physical

b)

Chemical

c)

Both

d)

Neither

16.

Identify whether the following is a physical or chemical change:

Roasting marshmallows over a campfire

a)

Physical

b)

Chemical

c)

Both

d)

Neither

17.

Determine if the following is a physical or chemical change:

Rolling a piece of paper into a ball

a)

Physical

b)

Chemical

c)

Both

d)

Neither

18.

For Fe2O3 there are ​ (a)   Iron atoms, ​ (b)   Hydrogen atoms, and ​ (c)   Oxygen atoms

Choose from the below words

5

1
0
2
3
7
4
6
19.

For C2H5OH there are ​ (a)   Carbon atoms, ​ (b)   Hydrogen atoms, and ​ (c)   Oxygen atoms

Choose from the below words

5

0

1

6

2

3

7

4

20.

For Mg(NO3)2 there are ​ (a)   Magnesium atoms, ​ (b)   Nitrogen atoms, and ​ (c)   Oxygen atoms

Choose from the below words

5

0

1
6
2

3

7

4

21.

How many protons does Phosphorus have?

a)

15

b)

16

c)

31

d)

46

22.

How many electrons does Fe have?

a)

26

b)

30

c)

56

d)

82

23.

How many neutrons does Sodium have?

a)

11

b)

12

c)

23

d)

34

24.

This is a Bohr-Rutherford diagram for carbon. How many valence electrons does carbon have?

a)

2

b)

4

c)

6

d)

18

25.
Law of reflection state that - The angle of incidence is .................. to the angle of reflection.
a)
equal
b)
double
c)
half
26.

Images in a plane mirror are

a)

real

b)

larger

c)

same size

d)

smaller

27.
The velocity of light in vacuum is _______ m/s
a)
3x108
b)
3x1012
c)
3x106
d)
3x1010
28.
Beryllium will ____ valence electrons when forming an ionic bond.
a)
lose 4
b)
gain 4
c)
lose 2
d)
gain 2
29.
What type of bond is this? Lithium with Fluorine?
a)
ionic
b)
covalent
30.
In the chemical formula for an ionic compound, which item is written first?
a)
positive ion
b)
negative ion
c)
subscript
d)
the female
31.
What is the formula of Sodium oxide?
a)
Na2O
b)
NaO2
c)
Na2O2
d)
Na2O
32.
What is the formula of calcium oxide?
a)
CaO2
b)
CaO
c)
Ca2O
d)
CO
33.
What is the formula for magnesium phosphide?
a)
Mg3P2
b)
Mg2P3
c)
Mg2(PO4)3
d)
Mg3(PO4)2
34.

Name the following compound: MgSO4

a)

magnesium sulfoxide

b)

magnesium sulfide

c)

magnesium sulfate

d)

magnesium oxide

35.

Identify the following compound as ionic or covalent: MgO

a)

ionic

b)

covalent

36.
The following reaction is an example of what reaction type? 
CoCO3 → CoO + CO2
a)
Synthesis
b)
Decomposition
c)
Single Replacement
d)
Double Replacement
37.
Si + S8 --> Si2S4
a)
Synthesis (combination)
b)
Decomposition
c)
Single replacement
d)
Double replacement
38.
KOH + H3PO4 --> K3PO4 + H2O
a)
Synthesis (combination)
b)
Decomposition
c)
Single replacement
d)
Double replacement
39.

What is N2O3?

a)

Nitrogen Oxide

b)

Nitrogen Hydroxide

c)

Dinitrogen Trioxide

d)

Trinitrigen Dioxide

40.

What would be the formula for Tetracarbon Dechydride?

a)

CH

b)

C2H5

c)

C4H10

d)

C10H4

41.

A chemical that has a pH of 3.5 is...

a)

acidic

b)

basic

c)

neutral

42.
Which is NOT a function of the circulatory system?
a)
deliver O2 and nutrients to cells
b)
remove CO2 and wastes from cells
c)
break down carbohydrates into glucose
d)
transport other materials through body
43.

True or false:

Blood traveling in veins is blue.

a)

True

b)

False

44.

Hydrochloric acid is secreted in the _______________ .

a)

oesophagus

b)

stomach

c)

large intestine

d)

small intestine

45.

Most nutrient absorption occurs in the ________________ .

a)

mouth

b)

stomach

c)

large intestines

d)

small intestines

46.
Which stage of digestion removes water?
a)
large intestine
b)
small intestine
c)
mouth
d)
stomach
47.
Chewing food is an example of _____________.
a)
chemical digestion
b)
physical digestion
48.
Flap of skin that covers the opening to the windpipe during swallowing
a)
Stomach
b)
Pepsin
c)
Pancreas
d)
Epiglottis
49.
The air sacs that are covered with capillaries where gas exchange takes place
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli
50.
What organelle controls and regulates cellular activity?
a)
Ribosome
b)
Nucleus
c)
Mitochondria
d)
Lysosome 
51.
The major function of ribosomes is to
a)
Make fats
b)
Synthesize protein
c)
Digest protein
d)
Make sugars
52.
What is the function of vacuoles?  
a)
make protein
b)
store genetic information
c)
storage of salt, H2O, food, and waste
d)
transports material outside the cell
53.

Tissues are made up of groups of...

a)

cells

b)

organs

c)

organ systems

54.
Which phase of mitosis is shown in the picture?
a)
Interphase
b)
Metaphase
c)
Telophase
55.
What is shown in the picture?
a)
Mitosis
b)
Interphase
c)
Cytokinesis
56.
Which of the following lists, in order, the phases of mitosis?
a)
interphase, metaphase, anaphase, telophase
b)
prophase, metaphase, anaphase, telophase
c)
prophase, metaphase, anaphase, interphase
d)
prophase, anaphase, metaphase, telophase
57.
After interphase is completed the cell moves into the next stage of the cell cycle called _________.
a)
anaphase
b)
cytokinesis
c)
metaphase
d)
mitosis
58.
What is the correct term for "the basic building block of all living organisms"?
a)
cell
b)
cell cycle
c)
cell plate
d)
centriole
59.
A process where one cell forms two identical daughter cells is called...
a)
cell cycle
b)
cell division (mitosis)
c)
interphase
d)
cytokinesis
60.
What phase of mitosis is shown in the picture?
a)
Prophase
b)
Anaphase
c)
Telophase
d)
Metaphase
61.
What phase of mitosis is shown in the picture?
a)
Prophase
b)
Anaphase
c)
Telophase
d)
Metaphase
62.
What phase of mitosis is shown in the picture?
a)
Prophase
b)
Anaphase
c)
Telophase
d)
Metaphase
63.
The daughter cells in mitosis are...
a)
Identical
b)
Unique
64.
A jelly-like substance found inside a cell surrounding its organelles is
a)
cytokenisis
b)
cytoplasm
c)
mitosis
d)
epithelial
65.
Which of the following describes the purpose of the mitosis cell cycle?
a)
To make more of the same cells.
b)
For growth and repair.
c)
To prevent the cell from becoming too large.
d)
All of the above.
66.
How does cytokinesis differ in plant and animal cells?
a)
Cytokinesis only takes place in animal cells.
b)
Cytokinesis only takes place in plant cells.
c)
Plant cells form a cell plate, animal cells form a cleavage furrow.
d)
Animal cells form a cell plate, plant cells form a cleavage furrow.
67.
What is the result of mitosis?
a)
1 cell
b)
2 genetically identical cells
c)
2 genetically different cells
d)
4 genetically identical cells
68.
This produces cells for growth and repair.
a)
mitosis
b)
meiosis
69.
How many Hydrogen are in 4H2O?
a)
6
b)
8
c)
2
d)
4
70.

How many carbon atoms are in this compound?

H2C3O4N5

a)

2

b)

3

c)

4

d)

5

71.

An image behind the mirror is...

a)

virtual

b)

real

c)

inverted

d)

upright

72.

This ray diagram is for which mirror?

a)

concave

b)

convex

c)

plane

d)

window

73.

This type of mirror is used in supermarkets to see around bends

a)

concave

b)

convex

c)

plane

d)

window

74.

UP and DOWN columns on the periodic table are

a)

groups

b)

periods

75.

SIDE TO SIDE rows on the periodic table are

a)

groups

b)

periods

76.

Where is mercury (Hg) found on the periodic table?

a)

Group 12, Period 6

b)

Group 6, Period 12

c)

Group 80, Period 201

d)

Group 2, Period 3

77.

How many protons are found in one atom of silver (Ag)?

a)

16

b)

47

c)

61

d)

108

78.

Which of the following atom has 4 valence electrons?

a)

Beryllium (Be)

b)

Silicon (Si)

c)

Oxygen (O)

d)

Potassium (K)

79.

Why are ions formed?

a)

To make our lives difficult

b)

Because atoms want a full set of valence electrons

c)

Because atoms have the same number of protons and electrons

d)

Because atoms gained neutrons

80.
An atom becomes _________ when it gains electrons.
a)
Positive
b)
Negative
c)
Neutral
d)
Invinsible
81.
An atom becomes _______ when it loses electrons.
a)
Positive
b)
Negative
c)
Neutral
d)
Invinsible
82.

What is the charge of a sodium ion?

a)

+2

b)

+1

c)

-1

d)

-2

83.
Group 17 always has ions with a charge of 
a)
+1
b)
+2
c)
-1
d)
-2
84.
How do the following two elements bond together?
Cr3+  O2-         
a)
CrO
b)
Cr3O2
c)
Cr2O3
d)
CrO3
85.

This type of compound is formed when non-metal atoms share electrons.

a)

ionic

b)

molecular

86.
CO2
a)
Ionic
b)
Covalent
c)
Polyatomic Ion 
d)
Metallic 
87.
The name of P₄S₁₀ is
a)
phosphorous sulfide
b)
phosphorus sulfide
c)
tetraphosphorus decasulfide
d)
phosphorus (X) sulfide
88.
The bouncing off of light rays from the surface of an object such as a mirror or other shiny surface is called:
a)
mirror
b)
laser
c)
reflection
d)
refraction
89.
Law of reflection state that - The angle of incidence is .................. to the angle of reflection.
a)
equal
b)
double
c)
half
90.

According to laws of reflection,

a)

angle of incidence > angle of reflection

b)

angle of incidence < angle of reflection

c)

angle of incidence = angle of reflection

d)

both 1 and 2

91.

In the diagram, which letter represents the angle of incidence?

a)

A

b)

B

c)

C

d)

D

92.
........... – the angle between the normal and the incident ray.
a)
Angle of incidence
b)
Angle of reflection
c)
Angle of coincidence
d)
Angle of direction
93.
........... – the angle between the normal and the reflected ray.
a)
Angle of incidence
b)
Angle of reflection
c)
Angle of coincidence
d)
Angle of direction
94.

P is the

a)

ray of reflecetion

b)

ray of incidnece

c)

angle of incidence

d)

angle of reflection

95.

Q is the

a)

ray of reflecetion

b)

ray of incidnece

c)

angle of incidence

d)

angle of reflection

96.

 θr\theta r  is the

a)

ray of reflecetion

b)

ray of incidnece

c)

angle of incidence

d)

angle of reflection

97.

 θi\theta i  is the

a)

ray of reflecetion

b)

ray of incidnece

c)

angle of incidence

d)

angle of reflection

98.

The image produced is

a)

real

b)

virtual

c)

magnified

d)

closer

99.

The image formed in a plane mirror is

a)

real image

b)

the same size as the object​

c)

bigger than the object

d)

in front of the mirror.

100.

If the angle of incidence in the diagram is 80°, the angle of reflection will be:

a)

10°

b)

100°

c)

90°

d)

80°

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