Quiz about High School Science All Subjects

Question 1

Evolution is best defined as:

Accepted Answer

the process which organisms change over time.

Answer

the process which organisms die.

Answer

the process which organisms that are extinct become revived.

Answer

the process which non-living things fossilize.

Question 2

The solidified remain or imprint of a once living thing are called:

Accepted Answer

Fossils

Answer

Homologous Structures

Answer

Vestigial Structures

Answer

DNA

Question 3

What type of evidence is represented in the picture above:

Accepted Answer

Homologous Structures

Answer

Fossils

Answer

Vestigial Structures

Answer

DNA

Question 4

What type of evidence is shown in the image above?

Accepted Answer

DNA

Answer

Fossils

Answer

Vestigial structures

Answer

Homologous Structures

Question 5

What type of evidence is shown in this picture?

Accepted Answer

Vestigial Structures

Answer

Fossils

Answer

Homologous Structures

Answer

DNA

Question 6

What type of evidence are shown in the picture above?

Accepted Answer

Embryology

Answer

Fossils

Answer

Homologous Structures

Answer

Vestigial Structures

Question 7

The similarities of the bones in the diagram provide evidence that---

Accepted Answer

The organisms shown may have developed from a common ancestor

Answer

The organisms shown lived in the same natural envionrment

Answer

The organisms shown have the same genetic diseases

Answer

All vertebrate species have identical forelimbs

Question 8

The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?

Accepted Answer

Fossil D is older than fossil C

Answer

Fossil A and C are the same age

Answer

Fossil B is older than fossil C

Answer

Fossils A is older than fossil B

Question 9

What process is being shown in this image?

Accepted Answer

Natural Selection

Answer

Variation

Answer

Selective Breeding

Answer

Homeostasis

Question 10

Which scientist is known for his work that he did on the Galapagos Islands to develop his theory of natural selection?

Accepted Answer

Charles Darwin

Answer

Gregor Mendel

Answer

Anton Van Leewenhoek

Answer

Robert Brown

Question 11

Which of the following is true about the picture above?

Accepted Answer

A camels long large intestine, long eyelashes and wide feet allow it to be very adapted to the desert.

Answer

Camels are highly adapted to cold climates.

Answer

There are no benefits to using a camel vs. a horse in the desert.

Answer

Camels have directly evolved from whales.

Question 12

Which of the following is true regarding the evidence of evolution

Accepted Answer

Comparing DNA is the most definitive and accurate method to show evolutionary relationships.

Answer

Vestigial structures are not real evidence of evolution.

Answer

Homologous structures and fossils are the most dependable forms of evidence.

Answer

Embryology and Homologous structures do not support the theory of evolution.

Question 13

In a ___________change, a substance changes into a different substance.

Accepted Answer

Chemical

Answer

Physical

Question 14

Which of these is NOT a sign that a chemical change has occurred?

Accepted Answer

A loss of transparency

Answer

An unexpected color change

Answer

A temperature change

Answer

The formation of a precipitate

Question 15

In a chemical reaction, bonds are broken and new bonds are formed that create new substances. The bonds that are broken are called what?

Accepted Answer

Reactants

Answer

Products

Answer

Atoms

Answer

Catalysts

Question 16

The Law of Conservation of Mass states

Accepted Answer

that matter cannot be created or destroyed and that the mass of the products must equal the mass of the reactants

Answer

that matter exists in all states and reacts the same

Answer

that matter can only be changed into new substances by introducing a catalyst

Answer

that matter exists in the same state throughout any chemical change

Question 17

How many Al atoms are in this compound? 4Al₂O₃

Accepted Answer

8

Answer

2

Answer

6

Answer

4

Question 18

How many F atoms are in this compound?
6MgF₂

Accepted Answer

12

Answer

2

Answer

6

Answer

8

Question 19

a copper penny turning greenish after a few years.

Accepted Answer

Chemical Change

Answer

Physical Change

Question 20

An gel ice pack getting cold after you put it in the freezer for an hour.

Accepted Answer

Physical Change

Answer

Chemical Change

Question 21

Which of the following IS a physical change?

Accepted Answer

Getting a haircut

Answer

Rusty metal

Answer

sour milk

Answer

A compound

Question 22

___________________ are the elements are compounds that leave (are formed in) a chemical
reaction.

Accepted Answer

Products

Answer

Polymers

Answer

Bonds

Answer

Reactants

Question 23

Which is the name of the kind of solid substance formed in this figure?

Accepted Answer

precipitate

Answer

aqueous

Answer

acid

Answer

synthesis

Question 24

An element plus additional element reacts to form one product is an example of which type of chemical reaction?

Accepted Answer

synthesis

Answer

combustion

Answer

decomposition

Answer

single replacement

Question 25

Magnesium reacts with hydrochloric acid to produce magnesium chloride and hydrogen gas this happens because?

Accepted Answer

both b and c are correct

Answer

Magnesium is higher on the reactivity series then hydrogen

Answer

magnesium is more reactive than hydrogen

Answer

magnesium is able to break the bond between HCl and form MgCl₂

Question 26

Which type of reaction takes place in the presence of oxygen and produces carbon dioxide and water?

Accepted Answer

combustion

Answer

double replacement

Answer

decomposition

Answer

single replacement

Question 27

A compound is reacted and forms two new substances. What type of reaction is this?

Accepted Answer

decomposition

Answer

combustion

Answer

synthesis

Answer

single replacement

Question 28

Balancing this reaction: ____ CH₄ + ____ O₂ ---> ____ CO₂ + ____ H₂O

Accepted Answer

1,2,1,2

Answer

2,1,3,1

Answer

1,2,2,1

Answer

2,1,1,2

Question 29

Balance this reaction: ____ NaF + ____ Br₂ ---> ____ NaBr + ____ F₂

Accepted Answer

2,1,2,1

Answer

3,1,2,1

Answer

1,2,3,4

Answer

1,2,1,2

Question 30

Balance this reaction: ____ C₅H₁₄ + ____ O₂ ----> ____ CO₂ + ____ H₂O

Accepted Answer

2,17,10,14

Answer

1,8,5,7

Answer

2,12,5,14

Answer

3,27,15,24

Question 31

A possible explanation to a problem that has not yet been tested.

Accepted Answer

hypothesis

Answer

data

Answer

theory

Answer

fact

Question 32

Which is NOT a step in the scientific method?

Accepted Answer

Form a theory

Answer

Make observation

Answer

Collect data

Answer

Form a hypothesis

Question 33

This variable in an experiment is the one being changed by the scientist.

Accepted Answer

independent variable

Answer

dependent variable

Answer

data

Answer

control group

Question 34

What is a hypothesis?

Accepted Answer

A hypothesis is an educated guess.

Answer

A hypothesis is the right answer to an experiment.

Answer

A hypothesis is the wrong answer to an experiment.

Answer

I don't know.

Question 35

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

Accepted Answer

The type of liquid

Answer

The type of plant

Answer

The amount of sunlight

Answer

The type of music

Question 36

Dependent variable means

Accepted Answer

what is being measured

Answer

the scientist controls what to test

Answer

educated guess

Answer

ask a question

Question 37

If you increase the amount of spinach you eat, then you will increase the iron in your blood.
What's the dependent variable?

Accepted Answer

increase the amount of iron in your blood

Answer

spinach you eat

Question 38

Will a construction paper air plane fly faster than an airplane made from notebook paper? Choose the best hypothesis.

Accepted Answer

If I make a paper airplane from notebook paper, then it will fly faster than construction paper.

Answer

Yes.

Answer

No.

Answer

I think the construction paper air plane will fly faster.

Question 39

A scientist investigates the effect of carbon dioxide on plant height. The scientist grows plants in several closed containers. All the plants receive the same amounts of water and light, but the air in each container has a different amount of carbon dioxide. What is the independent variable in this experiment?

Accepted Answer

the amount of carbon dioxide in each container

Answer

the number of plants in each container

Answer

the amount of water provided to the plants

Answer

the height of each plant after a period of time

Question 40

Research Question: Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable?

Accepted Answer

Type of gasoline

Answer

which car the gas is put into

Answer

how fast the car can drive

Answer

how much gas is put into the car

Question 41

Mr. C set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

Accepted Answer

Distance traveled by the ball

Answer

Height of the ramp

Answer

Mass of the ball

Answer

Where the experiment took place.

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