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Semester 1 Advanced Science Practice Exam

Total questions: 112

Worksheet time: 6hrs 44mins

Name
Class
Date
1.

Genetics is the study of...

a)

Body systems

b)

cell division

c)

heredity

d)

sexual reproduction

2.

Chromosomes carry _______ which express specific traits.

a)

Genes

b)

Information

c)

DNA

d)

All of the above

3.

The variance in a gene, which occur on a fixed spot on a chromosome is a called an

a)

Allele

b)

Cell

c)

Centromere

d)

Nucleus

4.

On a punnett square, two capital letters indicate a gene which is

a)

Homozygous dominant

b)

Homozygous recessive

c)

Heterozygous

d)

None of the above.

5.

Probability in genetics is expressed in

a)

Equations

b)

Fractions

c)

Percentages

d)

Whole numbers

6.

Genetic variation occurs in what type of reproduction

a)

Sexual

b)

Asexual

c)

Both

7.

On a punnet square, a capital letter and lowercase letter indicate a gene that is

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

d)

None of these

8.

On a punnett square, two lowercase letters indicate a gene which is

a)

Homozygous dominant

b)

Homozygous recessive

c)

Heterozygous

d)

None of these

9.

This represents the genetic makeup of an organism

a)

Genotype

b)

Phenotype

c)

Alleles

d)

Genes

10.

This represents the physical appearance of an organism.

a)

Genotype

b)

Phenotype

c)

Heredity

d)

Genes

11.

What genotype are the father and mother?

a)

Homozygous Dominant

b)

Homozygous Recessive

c)

Heterozygous

12.

What is the probability the offspring will be homozygous dominant?

a)

25%

b)

50%

c)

75%

d)

100%

13.

What is the probability that the offspring will be heterozygous?

a)

25%

b)

50%

c)

75%

d)

100%

14.

What is the probability that the offspring will be homozygous recessive?

a)

25%

b)

50%

c)

75%

d)

100%

15.

What is the probability that the offspring will express the dominant trait?

a)

25%

b)

50%

c)

75%

d)

100%

16.

What is the probability that the recessive trait will be expressed by the offspring?

a)

25%

b)

50%

c)

75%

d)

100%

17.

What is a trait?

a)

A type of organelle found within a cell.

b)

Our talents that make us behave the way we do

c)

Traits are the physical things that make us look the way we do, they may influence how we behave, and also our talents, abilities, and disease risks.

d)

Inheritable talents that are passed on in our families

18.

Which trait can be influenced by both our DNA and our environment?

a)

Having six fingers

b)

Freckles

c)

How tall we are

d)

The colors of our eyes

19.

Scientists like to study identical twins in genetics because..

a)

They are identical in every single way so scientists like to find out why.

b)

They have the same talents and that must therefore be part of their DNA.

c)

They have almost exactly the same DNA and this helps scientists figure out what traits come from the environment or from DNA

d)

Their environment always stays the same so they are useful to find out what diseases people can get.

20.

How many Chromosomes do we inherit from our parents?

a)

23 from dad and 23 from mom, or 46 total

b)

13 from dad and 13 from mom, or 26 total

c)

13 from dad and 33 from mom, or 46 total

21.

What are chromosomes?

a)

They are thread like structures containing DNA found inside the nucleus of our cells

b)

They are X shaped blobs made of ribosomes

c)

They are the inherited traits we recieve from our parents

d)

They are types of alleles found in the mitochondria of a cell

22.

What is a gene?

a)

An entire chromosome.

b)

A small part of DNA found in a chromosome that gives our body instructions to build for a specific trait that we have

c)

Things that are sometimes refered to as XX and XY inside of our cell membranes

d)

Kind of like a "flavor" because there are 23 kinds from each parent.

23.

The chemicals found in DNA are referred to as bases that are represented by the letters

a)

QRTP

b)

ABCD

c)

DTPG

d)

ACTG

24.

What is a Chromosome?

a)

a threadlike structure found in the nucleus of most living cells, carrying genetic information in the form of genes.

b)

An X shaped thing found in the mitochondria of the cell that helps create energy in the form of ATP.

c)

A threadlike structure found in the lysosome carrying genetic information in the form of proteins.

d)

A colorful and fluorescent type of sugar that our body uses to break down and get energy.4

25.

Chromosomes are found in their tightly packed threadlike form when the cell is....

a)

Doing Nothing.

b)

Reproducing

c)

Creating Energy

d)

Removing Waste

26.

Many of our traits can come from both our ______ and ______

a)

Brain and Liver

b)

Nucleus and Mitochondria

c)

Mom and Dad

d)

DNA and Environment

27.

Which trait will not likely be influenced by the environment?

a)

Height

b)

Ability to play basketball

c)

How good we are at math

d)

Our Eye Color

28.

Pigeons have Chromosomes.

a)

True

b)

False

29.

What makes one persons DNA different from someone elses?

a)

The amount of pairs of bases on the strand of DNA.

b)

The order of the bases of ATCG

c)

The amount of mutations found in the DNA

d)

The type of chemicals it's made out of.

30.

What is a mutation?

a)

A mistake that happens when our cells code for a type of base.

b)

A genetic defect caused by our genes that always leads to cancer

c)

Another way to name the proteins that make up a strand of DNA

d)

What happens to the chromosomes when our cells are ready to reproduce.

31.

Our DNA is made up of about _______ bases

a)

3 billion

b)

3 million

c)

60

d)

50-200

32.

The average person has about ______ mutations in their DNA that didn't exist in either there father or mother

a)

3 billion

b)

3 million

c)

60

d)

10-40

33.

Our genes are ______ % the same when compared to another human

a)

99

b)

99.9

c)

50-60

d)

80

34.

Select the living organism that has DNA

a)

Pigeons

b)

Humans

c)

Trees

d)

All the other answers

35.

It is defined as a push or a pull.

a)

Elements

b)

Force

c)

Friction

d)

Fracture

36.

It is defined as forces that are equal in magnitude.

a)

Unbalanced Forces

b)

Forces

c)

Balanced Forces

d)

Net force

37.

It is defined as forces that are not equal in magnitude.

a)

Unbalanced Forces

b)

Forces

c)

Balanced Forces

d)

Friction

38.

Use the picture as reference. If the force of the girl pushing is 30N, and the force of the boy who is also pushing is 30N, what is the net force?

a)

0N

b)

60N

c)

900N

d)

1N

39.

Use the picture as reference. If the force of the girl pushing is 20N, and the boy who is also pushing is 15N, what is the net force?

a)

5N

b)

300N

c)

35N

d)

1.33N

40.

If you apply an unbalanced force to an object at rest, what will happen to that object?

a)

the object will remain at rest.

b)

the object will move.

c)

The object will stay.

d)

None of the above.

41.

If all forces acting on an object have equal magnitudes, what is the state of that object?

a)

the object is at rest.

b)

the object is moving.

c)

The object is accelerating.

d)

None of the above.

42.

What operation do we use when forces acting on an object have the same direction?

a)

division

b)

multiplication

c)

subtraction

d)

addition

43.

What operation do we use when forces acting on an object have the opposite directions?

a)

division

b)

multiplication

c)

subtraction

d)

addition

44.

Beri and Ria are pulling a wagon, the force exerted by Beri is 45N and the force exerted by Ria is 12N. If the two girls are pulling on the same direction, what is the net force?

a)

540N

b)

3.75N

c)

33N

d)

57N

45.

When a student runs and kicks a ball, they have applied an ___________ force to move the ball.

a)

Balanced

b)

Magnetic

c)

Spring

d)

Unbalanced

46.

When the teacher rearranges the desks in the classroom, she must apply ____________ to push and pull the desks around.

a)

acceleration

b)

force

c)

weight

d)

magnets

47.

Which law of motion says that you must push or pull objects harder if they have more mass?

a)

1st

b)

2nd

c)

3rd

d)

4th

48.

Walking down the hall and speeding up when you turn and go down the stairs is an example of ____________.

a)

acceleration

b)

weight

c)

gravity

d)

friction

49.

Letting go of a balloon full of air is demonstrating Newton's ______ _______ ________ _________ because the air comes out of the back and the balloon moves forward.

a)

1st law of motion

b)

2nd law of motion

c)

3rd law of motion

d)

13th law of motion

50.

What law is best described by inertia?

a)

1st

b)

2nd

c)

3rd

d)

law of conservation of mass

51.

A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

a)

The Law of Inertia (1st law)

b)

The Law of Acceleration (2nd law)

c)

The Law of Conservation of Momentum

d)

Action Reaction Law (3rd law)

52.

What Unit do we Measure Force in?

a)

Newtons

b)

Joules

c)

Force

d)

Kilograms

53.

What is Newton's First Law

a)

F=ma

b)

Every action has an equal and opposite reaction

c)

An object at rest stays at rest, an object in motion stays in motion.

d)

Friction

54.

A 20 kg bike accelerates at 10 m/s2. what was the force

F = m x a

a)

25 Newtons

b)

20 Newtons

c)

200 Newtons

d)

10 Newtons

55.

Newton's third law states that any action will have a(n) _______ and ______ reaction

a)

Equal and similar

b)

Equal and opposite

c)

Equal and different

d)

Greater and opposite

56.

8 N to the left , and 4 N to the right. Find the net force. Is this balanced

a)

12 N Right No

b)

4 N Left No

c)

12 N Right Yes

d)

4 N Left Yes

57.

What is this graph representing?

a)

Constant Speed

b)

Acceleration (speeding up)

c)

Deceleration (slowing down)

d)

No motion

58.

Who proposed that electrons move around the nucleus in circular orbits?

a)

Dalton

b)

Thomson

c)

Rutherford

d)

Bohr

59.

Which is NOT a physical change?

a)

Cutting a pizza into equal slices.

b)

Ice cubes melting back into liquid. water

c)

Baking cupcakes.

d)

A chocolate bar melting.

60.
What law is best described by inertia?
a)
1st
b)
2nd
c)
3rd
d)
law of conservation of mass
61.

What law is best described

a)

1st

b)

2nd

c)

3rd

d)

law of motion

62.

What law is best described

Equal and Opposite

a)

1st

b)

2nd

c)

3rd

d)

speed

63.

What law is best described

A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

64.

What law is best described

A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

a)

The Law of Inertia (1st law)

b)

The Law of Acceleration (2nd law)

c)

The Law of Conservation of Momentum

d)

Action Reaction Law (3rd law)

65.
What Unit do we Measure Force in? 
a)
Newtons
b)
Joules
c)
Force
d)
Kilograms
66.
With unbalanced forces, the object will move in the direction that the _______ force is being applied.
a)
larger 
b)
smaller 
c)
equal 
d)
less
67.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion. 
d)
Friction 
68.
A person is pushed forward into their seatbelt when a car stops
a)
1st
b)
 2nd
c)
2 and 3
d)
3rd 
69.
Newton's third law states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
70.
You hit a wall with a stick.  The equal but opposite reaction is _____
a)
the wall pushes against you
b)
the stick pushes against you
c)
you push against the stick
d)
the wall pushes against the stick
71.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
72.
Which one is balanced?
a)
top
b)
bottom
c)
both
d)
neither
73.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
74.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
75.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
76.
At which point is potential energy greatest
a)
W
b)
X
c)
Y
d)
Z
77.
It takes more force to accelerate the iron man on the left than the iron man on the right because the iron man on the left has more mass. This best describes
a)
Newton's first law, the law of inertia
b)
Newton's second law, the law of acceleration
c)
Newton's third law, the law of action reaction 
d)
The law of universal gravitation
78.
For every action, there is an equal and opposite reaction.
a)
Newton's
1st
Law of Motion
b)
Newton's
2nd
Law of Motion
c)
Newton's
3rd
Law of Motion
79.
An automobile you are riding in suddenly stops, but you continue to go forward.
a)
Newton's
1st
Law of Motion
b)
Newton's
2nd
Law of Motion
c)
Newton's
3rd
Law of Motion
80.
What is the attractive force that exists between all objects that have mass?
a)
Weight
b)
Mass 
c)
Gravity
d)
Viscosity
81.

the basic structural unit of matter

a)

atom

b)

matter

c)

element

d)

nucleus

82.

a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means

a)

element

b)

subatomic particle

c)

electron

d)

matter

83.

the positively charged subatomic particle contained in the nucleus of an atom

a)

proton

b)

neutron

c)

electron

d)

matter

84.

a subatomic particle, contained in the nucleus of an atom, having the same mass as a proton but no electrical charge

a)

proton

b)

neutron

c)

electron

d)

matter

85.

a negatively charged subatomic particle that orbits the nucleus of an atom

a)

proton

b)

neutron

c)

electron

d)

matter

86.

an arrangement of the elements according to their atomic numbers so that elements with similar properties are in the same column and properties repeat from row to row

a)

Periodic Table of Elements

b)

Atomic Theory

c)

Isotopes

d)

Subatomic Particles

87.

one or two letters that represent the name of an element

a)

element name

b)

element symbol

c)

atomic number

d)

atomic mass

88.

a unique number for each element that equals the number of protons in an atom of that element

a)

element name

b)

element symbol

c)

atomic number

d)

atomic mass

89.

the mass of an atom, calculated by adding the number of protons and neutrons in the nucleus of the atom

a)

element name

b)

element symbol

c)

atomic number

d)

atomic mass

90.

a grouping of elements based on similar properties, arranged by columns in the periodic table; also known as a group

a)

family

b)

period

c)

row

d)

isotope

91.

a row on the Periodic Table of Elements

a)

family

b)

period

c)

row

d)

isotope

92.

one of several forms of a single element, which contains the same number of protons, but different numbers of neutrons

a)

isotope

b)

ion

c)

orbital

d)

nucleus

93.

an atom or group of atoms that has gained or lost one or more electrons and is now either positively or negatively charged

a)

isotope

b)

ion

c)

orbital

d)

nucleus

94.

What is the atomic number of Barium, Ba? (enlarge the periodic table)

a)

20

b)

38

c)

56

d)

88

95.

How many protons are in a sodium atom, Na? (tap to enlarge the periodic table)

a)

Sodium has 1 proton.

b)

Sodium has 3 protons.

c)

Sodium has 11 protons

96.

An element has the mass number 12 and atomic number 6. The number of neutrons in it is:

a)

6

b)

10

c)

4

d)

8

97.

If an atom has 10 electrons, how many protons does it have?

a)

0

b)

1

c)

10

d)

5

98.
What does the 6 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
99.
What does 12.011 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
100.
What does the C represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
101.
These are found on the Periodic Table.
a)
Compounds
b)
Elements
c)
Mixtures
102.

the basic structural unit of matter

a)

atom

b)

matter

c)

element

d)

nucleus

103.

a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means

a)

element

b)

subatomic particle

c)

electron

d)

matter

104.

the positively charged subatomic particle contained in the nucleus of an atom

a)

proton

b)

neutron

c)

electron

d)

matter

105.

a subatomic particle, contained in the nucleus of an atom, having the same mass as a proton but no electrical charge

a)

proton

b)

neutron

c)

electron

d)

matter

106.

a negatively charged subatomic particle that orbits the nucleus of an atom

a)

proton

b)

neutron

c)

electron

d)

matter

107.

a unique number for each element that equals the number of protons in an atom of that element

a)

element name

b)

element symbol

c)

atomic number

d)

atomic mass

108.

the mass of an atom, calculated by adding the number of protons and neutrons in the nucleus of the atom

a)

element name

b)

element symbol

c)

atomic number

d)

atomic mass

109.
The atomic number of this pictured element is
a)
28
b)
58.6934
c)
Ni
d)
Nickel
110.
What is the atomic mass of Neon?
a)
10
b)
30
c)
10.18
d)
20.18
111.
How many protons are in this element?
a)
79
b)
196
c)
117
d)
Cannot be determined
112.
How many neutrons are in a Gold atom?
a)
79
b)
196
c)
118
d)
275

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