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Semester 1 Final Practice Test

Total questions: 100

Worksheet time: 1hrs 17mins

Name
Class
Date
1.

An example of a physical/structural adaptation is...

a)

a turtle hiding inside its shell

b)

The spikes on a porcupine fish

c)

a rabbit burrowing underground

d)

a viper biting when threatened

2.
An example of a behavioral adaptation is
a)
The long neck of a giraffe
b)
Penguins huddling together for warmth
c)
A camel's hump used to store water
d)
A polar bear's white fur used for camouflage
3.
An animal's color or pattern that helps it blend into its surroundings
a)
Environment 
b)
Mimicry
c)
Camouflage
4.

A lion has pointed teeth to help it tear meat off of the bone.

a)

Behavioral Adaptation

b)

Physical/Structural Adaptation

5.
The slight differences in stripe patterns in a zebra population is known as 
a)
Adaptation
b)
Variation
6.
When an animal looks like another animal it is called ______________.
a)
camouflage
b)
mimicry
c)
warning coloration
d)
protective resemblance
7.
The colors & patterns on a turtles shell help it blend in with the forest floor.  This is:
a)
hibernation.
b)
behavior.
c)
migration.
d)
camouflage.
8.
The praying mantis looks very much like a blade of grass. What is it called when animals look like other animals or plants?
a)
camouflage
b)
mimicry
c)
locomotion
d)
hibernation
9.

I am a polar bear who lives in the arctic. My fur is a beautiful white, just like the snow I live in. What adaptation is this adaptation called?

a)

camouflage

b)

mimicry

c)

migration

d)

hibernation

10.

I am a grey goose who loves to fly. Every fall when it starts to get cold, I fly south for the warmth. Once my home warms up, I know it is safe to go back home. What adaptation is this?

a)

hibernation

b)

mimicry

c)

camouflage

d)

migration

11.

Which result is likely to happen to a species that cannot adapt to changes in its environment?

a)

Grow and reproduce

b)

Decrease in numbers or become extinct

c)

Only hunt at night

d)

Only eat one type of food.

12.

If you were organizing a timeline of important events that occurred in the history of life, how would you order life forms from earliest to latest?

a)

simple celled -> multicellular -> complex-celled

b)

multicellular -> complex-celled -> simple-celled

c)

simple celled -> complex celled -> multicellular

d)

multicellular -> simple celled -> complex celled

13.

Fossil horses are very different from the horses of today. Based on the evidence shown in the picture, which of the following conclusions is supported?

a)

Horses became larger in size, with fewer toes

b)

Horses became larger in size, with more toes

c)

Horses became smaller in size, with fewer toes

d)

Horses became smaller in size, with more toes

14.

Trace fossils reveal much about an animal's appearance. They are the evidence of animal activity. Which of the following is not an example of a trace fossil?

a)

footprints

b)

a burrow

c)

feces/animal waste

d)

tail bone

15.
Survival of the Fittest and Evolution were proposed by what scientist?
a)
Charles Darwin
b)
Albert Einstein
c)
Steven Hawking
d)
Isaac Newton
16.
When every organism of a species has died.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
17.
The trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment?
a)
Dark moth
b)
Light moth
c)
Both will be equally successful
d)
Neither will be successful
18.
Why is the mouse population changing over time?
a)
The light mice can reproduce more successfully than the dark mice
b)
The hawks eat more dark mice than light mice because the dark mice taste better
c)
The hawks eat more light mice than dark mice because they can see the light mice more easily
d)
The hawks eat more dark mice than light mice because they can see the dark mice more easily
19.

What is most likely to happen to moth populations in the picture shown?

a)

Light moths--hunted easily, dark moths--population increase

b)

Dark moths--hunted easily, dark moths--population increase

c)

Light moths--hunted easily, light moths--population increase

d)

Lights moths will change their color to match dark moths.

20.

Genetic diversity in a species makes long term survival of some members

a)

impossible

b)

improvable

c)

more likely

d)

less likely

21.

In a cold environment what would be some adaptive traits? Sellect all that apply.

a)

thick blubber

b)

thick fur

c)

thin fur

d)

strong muscles

22.

A yellow morph and green morph of an insect lives in the rainforest canopy. You would expect:

a)

the green population to increase and the yellow to decrease

b)

both populations should stay the same

c)

both populations will increase

d)

the green population to decrease and the yellow to increaseThis is a wrong answer

23.

What are the 3 factors that affect the process of natural selection?

a)

Underproduction

b)

Variation

c)

Overproduction

d)

Competition

24.

Crabs eat thin-shelled oysters. Oysters are ____.

a)

prey

b)

predator

c)

variation

d)

adaptation

25.

Crabs eat thin-shelled oysters. Crabs are _____.

a)

predator

b)

prey

c)

characteristic

d)

variation

26.

Crabs eat thin-shelled oysters. Thin-shelled is _______.

a)

variation

b)

trait

c)

adaptation

d)

evolution

27.

Brightly colored male birds have a better chance to mate, but lesser chance to avoid predators. Which of these is true?

a)

Female birds are color blind.

b)

Male birds are not interested in mating.

c)

Brightly colored male birds must avoid predators in order to mate.

d)

Female birds protect brightly colored male birds from predators.

28.

A drought causes finches with small beaks to starve. Beak size is __________.

a)

a trait

b)

irrelevant to survival

c)

a cause for selection

d)

advantageous to finches

29.

Body part you have that use to have a purpose but now has little or no function

a)

vestigial organ

b)

embryology

c)

homologous structures

30.

Why are there more animal fossils than plant fossils?

a)

Animals are smaller than plants, so they break down faster.

b)

Animals eat plants.

c)

Plants have harder bodies than animals, so they break down.

d)

Plants have softer bodies than animals, so they break down.

31.

A scientist drew some diagrams of ancestors of elephants based on fossil evidence. Which is the BEST conclusion that can be made from comparing the diagrams?


(Model Description: The first elephant ancestor is 50 million years old and very small, the second elephant ancestor is 30 million years old and much larger. The trunk is also short. The last ancestor is 20 million years old and taller, but shorter width wise. The trunk is also longer.)

a)

Ancient elephants were better adapted than modern elephants.

b)

Elephant habitats have remained the same over time.

c)

Elephant fossil evidence is widespread and complete.

d)

Elephant species have changed over time.

32.

This image illustrates what type of structure

a)

Homologous

b)

Analogous

c)

Vestigial

d)

Bone

33.

There are 13 species of Galapagos finches with 13 varieties of beaks. When a drought affected the Galapagos Islands in 1977, seeds became scarce. Some finch species survived while other finch populations decreased. Which is the most likely explanation for their survival?

a)

Finches with less colorful beaks were able to easily hide from predators.

b)

Finches with smaller beaks were able to change their diet to eat soft fruits.

c)

Finches with more colorful beaks had a greater chance to mate and produce offspring.

d)

Finches with beaks that were able to eat the types of seeds that survived, were more likely able to survive and reproduce.

34.

Imprints of the shells of ocean clams are often found in the rocks of the Appalachian Mountains. What do these imprint fossils most likely indicate?

a)

These mountains were once under the ocean.

b)

These mountains once had a more rainy climate.

c)

Mountain river clams evolved from ocean clams.

d)

Ocean clams evolved from mountain river clams.

35.

A new predator moves into an area with a population of rabbits. The rabbits with longer back legs have an advantage because they can run faster and escape the predator. Which will be the most likely effect on the rabbit population?

a)

The population will become extinct due to stress.

b)

The rabbit population will produce fewer offspring.

c)

The rabbits with shorter back legs will learn to hide.

d)

The future generations of rabbits will have longer legs.

36.
Which layer is the oldest
a)
B
b)
A
c)
E
d)
C
37.
Which layer is the youngest
a)
1
b)
2
c)
3
d)
4
38.
The picture shows the members of the Camelidae family. The physical features and the geographical origin of these animals provide evidence that - 
a)
they live in the same type of environment.
b)
have slowly evolved to become herbivores.
c)
have a common ancestor.
d)
exchanged DNA in the past.
39.

What conclusions can be made based on this table shown?

a)

the American black bear and the giant panda are most closely related

b)

the giant panda and the red panda are most closely related

c)

the red panda and the racoon are the most closely related

d)

the giant panda and the racoon are most closely related

40.
Which of the following is an example of a vestigial structure?
a)
the wings of a red-tailed hawk
b)
the hind limbs of a house cat
c)
the fins of sharks
d)
the tailbone of a human
41.

The ___________ is a chart that divides Earth's history into different time units.

a)

relative-age dating

b)

geologic time scale

c)

absolute-age dating

d)

theory of evolution

42.

Approximately how old is the Earth?

a)

3.4 billion years old

b)

6 billion years old

c)

4.6 billion years old

d)

1.2 million years old

43.

A ______ is a fossil copy of an organism in a rock.

a)

mold

b)

trace fossil

c)

cast

d)

carbonization

44.

A _______ is an impression of an organism in a rock.

a)

cast

b)

carbonization

c)

mold

d)

trace fossil

45.

This picture is an example of a:

a)

carbonization

b)

mold

c)

cast

d)

trace fossil

46.

This type of fossil is tree sap hardened and replaced by minerals.

a)

Petrified wood

b)

Imprint

c)

Amber

d)

Mold

47.

Which organism is most likely to become fossilized in the next million years?

a)

a butterfly

b)

a giraffe

c)

an octopus

d)

an earthworm

48.

Which is the most recent era of time- the one that we are currently in?

a)

Cenozoic

b)

Pre-Cambrian

c)

Cambrian

d)

Paleozoic

49.

The era that dinosaurs ruled the Earth's land, air and oceans.

a)

Pre-Cambrian

b)

Cenozoic

c)

Mesozoic

d)

Paleozoic

50.

The end of the Mesozoic Era was most likely caused by?

a)

An ice age

b)

Rising oxygen levels

c)

A meteor

d)

Too much oxygen

51.

What type of fossil is this?

a)

Cast fossil

b)

Mold fossil

c)

Petrified fossil

d)

Trace fossil

52.
Which rock layer in the diagram seems to be the oldest?
a)
F
b)
E
c)
B
d)
A
53.

Which of the following offers a possible list of the layers in order from oldest to youngest?

a)

A, B, C, D, E

b)

E, C, B, D, A

c)

E, D, C, B, A

d)

C, B, A, D, E

54.

What is the youngest layer in the diagram?

a)

A

b)

B

c)

C

d)

D

55.
Which animal is the youngest in site 1?
a)
bird
b)
ammonite 
c)
shell
56.

Most scientists believe the Big Bang Theory explains which of the following questions?

a)

How our planets and moons formed

b)

How our universe began

c)

How the sun turns hydrogen into helium

d)

How fast light travels through space

57.

Which statement is true?

a)

The galaxies are moving toward us.

b)

The galaxies are moving away from us.

c)

The universe remains static or unchanged in motion.

d)

None of the above

58.

Which elements are most

abundant in the visible

universe?

a)

Hydrogen and Carbon

b)

Carbon and Helium

c)

Hydrogen and Oxygen

d)

Hydrogen and Helium

59.

A DATE that is commonly accepted by Big Bang theorists for the Big Bang is ____ years ago.

a)

100,000

b)

250 million

c)

13.8 billion

d)

10 trillion

60.

RED shift of light means the star is moving

a)

toward Earth

b)

away from Earth

c)

not moving

61.

When you paddle a canoe, the canoe goes forward.

a)

Newton's first law

b)

Newton's second law

c)

Newton's third law

62.

Match the following Law of motion with the correct example

a)

Newton's 1st law of motion

1.

Roll a ball across smooth/rough surfaces. The ball rolls faster on smooth because less fiction

b)

Newton's 2nd law of motion

2.

Hit a ball with 2 different forces, the ball will have greater acceleration due to larger force

c)

Newton's 3rd of motion

3.

Bouncing the ball on the court is the action, the floor pushing the ball back up is the reaction

63.
Which of these best describes why your weight (on Earth) would change on another planet?
a)
weight doesn’t change, no matter where you are
b)
different planets have different gravitational pulls
c)
In general, the smaller the planet, the greater weight
d)
dehydration effects on different planets change weight
64.
Any push or pull on an object.
a)
force
b)
velocity 
c)
inertia
d)
momentum
65.
What is the net force on the block? (click on the words to view the picture)
a)
5 Newtons up
b)
5 Newtons down
c)
15 Newtons up
d)
15 Newtons down
66.
As distance between two objects increase the pull of gravity 
a)
Increases
b)
Decreases
c)
Stays the same
67.
As mass increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
68.
Which model has greater gravitational attraction (if any)
a)
Model A
b)
Model B
c)
Both Model A and Model B (same gravity)
69.
Which System has the greater gravitational pull between the two objects?
a)
System 1
b)
System 2
c)
Same: there is no gravitational attraction between the two objects
70.
__________holds all of the planets in orbit around the sun.
a)
Force
b)
Motion
c)
Weight
d)
Gravity
71.

The Earth's rotation takes.....

a)

1 year

b)

24 hours

c)

12 months

d)

3 years

72.

If the Earth's rotation INCREASED what would happen?

a)

the day would be longer

b)

the day would be shorter

c)

the Year would be longer

d)

the Year would be shorter

73.

When you are located on an area of Earth that is facing AWAY from the Sun, you are experiencing....

a)

day

b)

night

74.

How long does it take Earth to REVOLVE around the sun?

a)

about a 1 day

b)

about 24 hours

c)

about 3 years

d)

about 1 year

75.

The day of the year with the longest amount sunshine

a)

winter solstice

b)

summer solstice

c)

vernal equinox

d)

fall equinox

76.

Rotation movement causes....

a)

Days

b)

Days and nights

c)

Nights

d)

Seasons

77.

When in the Northern hemisphere is summer in the Southern hemisphere is...

a)

Winter

b)

Autumn

c)

Spring

78.
The motion of one object around another object
a)
rotation
b)
revolution
79.

Which hemisphere is having winter?

a)

Northern

b)

Southern

80.

What Season is letter A (in the southern hemisphere?

a)

Summer

b)

Spring

c)

Fall

d)

Winter

81.

What type of eclipse is shown in the picture?

a)

Solar

b)

Lunar

82.

What type of eclipse is shown in the drawing?

a)

Solar

b)

Lunar

83.

What type of tide would this arrangement of earth-moon-sun create?

a)

full moon tide

b)

new moon tide

c)

neap tide

d)

spring tide

84.
What type of tides would this arrangement of earth-moon-sun create?
a)
neap tide
b)
spring tide
c)
new moon tide
d)
full moon tide
85.
Tides are caused by
a)
strong winds that blow over ocean waters.
b)
the interaction of Earth, the moon and the sun.
c)
the shifting of the plates on the ocean floor.
d)
variations in the salinity of ocean water
86.

What is the independent variable in an experiment?

a)

The variable that is measured

b)

The variable that is changed or controlled

c)

The variable that remains constant

d)

The variable that is dependent on others

87.

Which of the following is a dependent variable in an experiment?

a)

The variable that is changed or controlled

b)

The variable that is measured

c)

The variable that remains constant

d)

The variable that is independent

88.

A hypothesis is formed...

a)

Before you perform the experiment

b)

After you record and analyze the data

c)

After you state the conclusion

d)

Before you state the problem

89.

A scientist decided to test whether temperature had any effect on how quickly sugar would be dissolved in water. She cooled 500 ml of water in the refrigerator, kept 500 ml of water at room temperature, and heated 500 ml of water on a hot plate. She placed 50 ml of sugar in each sample of water and used a stopwatch to see how long it took for the sugar to dissolve.

In this experiment, what is the INDEPENDENT variable?

a)

The amount of sugar

b)

The time it took the sugar dissolve

c)

The temperature of the water

d)

The amount of water

90.

What science skill are you using if you are looking at different salts and noticing color and crystal size?

a)

Observing

b)

Communicating

c)

Hypothesizing

d)

Researching

91.

A teacher displayed this poster of the Sun and the planets in the solar system. What was the teacher trying to model to the students?

a)

The size relationship of the sun and planets

b)

The type of atmosphere of the sun and planets

c)

The composition of the sun and planets

d)

The rotation relationship between the sun and planets

92.

Which of the following statements best interprets the data in the pie chart?

a)

Most water was used to flush toilets

b)

More water was used showering than washing clothes

c)

Leaks and Faucet made up 25.4% of water usage

d)

Leaks were the source of the least amount of water used

93.
What is the length of the straw?
a)
8 cm 
b)
0 cm 
c)
7 cm 
d)
1 cm 
94.

How long is the red line?

a)

2.2 cm

b)

22 mm

c)

2.7 cm

d)

2.7 inches

95.

Based on the photo, what is the volume of the liquid?

a)

35 mL

b)

24 mL

c)

25 mL

d)

30 mL

96.
How much weight is on this triple beam balance?
a)
272 g
b)
272.5 g
c)
270 g
d)
372 g
97.

The mass of the chocolate cake is 250 g.

a)

qualitative

b)

quantitative

98.
The color of marbles in a jar
a)
Qualitative Data
b)
Quantitative Data
99.

Which of the following is an accurate observation that you could make based on what this graph shows.

a)

There was no change to the gummy bear after 24 hours of being submerged in water.

b)

The gummy bear changed the most in length from being submerged in vinegar

c)

The gummy bear that has the greatest mass is the one that was submerged in vinegar.

d)

Gummy bears change color when they are submerged in different liquids.

100.

What was the temperature of the liquid in the Styrofoam container at 4:00?

a)

55 degrees

b)

68 degrees

c)

73 degrees

d)

63 degrees

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