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Science ACT Prep

Total questions: 110

Worksheet time: 2hrs 44mins

Name
Class
Date
1.

What containes all the DNA?

a)

Cytoplasm

b)

Fatty Acids

c)

Nucleus

d)

Ribosomes

2.

Where are proteins assembled?

(a)  

3.

Match the following

a)

Mitochondria

1.

Converts chemical energy from food into a usable form - (power plant)

b)

Vacuoles

2.

Storage - Very large in plant cells

c)

Lysomes

3.

Breakdown lipids, carbs, proteins (Recycling center)

d)

Centrome

4.

Small region of cell that produces microtubles

e)

Centrioles

5.

Short microtubles arragned in a cylindrical tube

4.

True or False: The moon revolves around Earth about the same speed.

a)

True

b)

False

5.

Waxing means...

a)

getting larger

b)

getting smaller

6.

Waning means...

a)

Getting bigger

b)

Getting smaller

7.

Reorder the following starting with the phase where you see none of the moon.

a)

new moon

b)

waxing crescent

c)

first quarter

d)

waxing gibbous

e)

full moon

1)
2)
3)
4)
5)
8.

Reorder the following starting with the phase where you see all the lighted side of the moon.

a)

full moon

b)

waning gibbous

c)

third quarter

d)

waning crescent

e)

new moon

1)
2)
3)
4)
5)
9.

Match the following

a)
1.

new moon

b)
2.

full moon

c)
3.

first quarter

d)
4.

waxing crescent

e)
5.

Waning crescent

10.

Which moon phase is this?

a)

new moon

b)

full moon

c)

third quarter

d)

first quarter

11.

Which moon phase is this?

a)

waxing crescent

b)

waning crescent

c)

waxing gibbous

d)

waning gibbous

12.
A solar eclipse happens during wich moon phase?
a)
waning
b)
full moon
c)
new moon
d)
waxing 
13.
In order to have an eclipse, the Moon, Sun and Earth have to be?
a)
Below each other
b)
Above each other
c)
In alignment
14.
For a solar eclipse to occur, what has to happen?
a)
The sun must be directly between Earth and the moon.
b)
The moon must be directly between Earth and the Sun.
c)
Earth must be directly between the Sun and the moon.
15.
When the Earth's shadow falls on the moon, the shadow causes what to happen?
a)
Lunar eclipse
b)
Solar eclipse
c)
Partial eclipse
16.
This type of eclipse occurs when the moon blocks the sunlight from reaching Earth?
a)
Solar eclipse
b)
Lunar eclipse
c)
Total eclipse
17.
If these three bodies are lined up with each other, what would this diagram represent?
a)
full moon
b)
new moon
c)
lunar eclipse
d)
solar eclipse
18.
If the sun, moon, and Earth are lined up, what does this diagram represent?
a)
full moon
b)
new moon
c)
lunar eclipse
d)
solar eclipse
19.
After a total solar eclipse, it takes about __________ before total day light is restored.
a)
1 hour
b)
15 minutes
c)
5 minutes
d)
30 minutes
20.
If the sun is so much wider than the moon, how do they cover each other exactly during a total eclipse?
a)
The sun is much closer to earth. 
b)
The moon is 400x farther away than the sun to the earth. 
c)
The sun is 400x farther away than the moon to the earth. 
21.
About how far away is the earth from the moon?
a)
240,000 miles
b)
2 million miles
c)
24,000 miles
d)
24 million miles
22.
What is the distance between the earth and the sun?
a)
11 million miles
b)
72 million miles
c)
92 million miles
d)
138 million miles
23.
Staring at the Sun will not cause permanent damage to your eyes.
a)
True
b)
False
24.

Match the following monomer

a)

amino acids

1.

proteins

b)

fatty acids

2.

lipids

c)

saccharides

3.

carbohydrates

d)

nucleic acids

4.

nucleotides

e)

Carbohydrates

5.

starches & sugars

25.

Match the following organelles

a)

Nucleus

1.

Contains the codes & information for protein synthesis

b)

Rough ER

2.

Transports the proteins

c)

Golgi

3.

Packages the proteins

d)

Mitochodrion

4.

Supplies ATP to all organelles

e)

Ribosomes

5.

Synthesizes the proteins

26.
This cell organelle helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
a)
vacuole
b)
nucleus
c)
cell membrane
d)
cell wall
27.
Which statement best describes the cell membrane?
a)
The protective outer layer that controls what enters and leaves the cell.
b)
Stores information on DNA molecules / Directs and controls the activities of the cell.
c)
A folded membrane that moves materials around inside cells / Also acts as the site of manufacturing materials needed by the cell.
d)
The smallest organelle with a huge job / Makes proteins, which are the building blocks of the body.
28.

The model that describes the current understanding of the cell (plasma) membrane structure is

a)

fluidity model

b)

fluid mosaic model

c)

semi-permeable model

d)

flexible mixture model

29.
How does a cell maintain homeostasis?
a)
Regulates what enters and leaves the cell
b)
Flexibility
c)
Protective barrier
d)
Structure and support
30.
What organelle controls and regulates cellular activity?
a)
Ribosome
b)
Nucleus
c)
Mitochondria
d)
Lysosome 
31.
Which of the following is an enzyme filled organelle that breaks down waste in the cell?
a)
lysosomes
b)
chloroplast
c)
mitochondria 
d)
Golgi apparatus 
32.
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
33.
What is the fluid inside a cell called? 
a)
Endoplasimic Reticulum
b)
Orange Juice
c)
Water
d)
Cytoplasm
34.
Which of these is NOT a part of the Cell Theory?
a)
All cells are independent.
b)
Cells are the basic unit of living things. 
c)
All living things are one or more cells.
d)
Cells come from cells.
35.
Plant and animal cells are identical. 
a)
True
b)
False
36.

Identify the true statements about the cell membrane

a)

bilayer

b)

flexible

c)

made of fat

d)

beautiful

e)

always working

37.

What do plants need for photosynthesis?

a)

Sunlight and C02

b)

Oxygen and fertilizer

38.

What enters and exits the Stomata?

a)

Oxygen and Carbon Dioxide

b)

Water and Nitrogen

c)

Sunlight and sugar

39.

BLANK and BLANK create Glucose and Oxygen in plants during photosynthesis.

a)

Nitrogen and Water

b)

Carbon Dioxide and Water

c)

Sunlight and Phosphorus

40.

Chloroplast captures sunlight and does photosynthesis. Why most plants are visually green to us!

a)

That's just their color.

b)

Captured sunlight makes things green.

c)

Green wavelengths aren't absorbed

41.

Can animals make their own food?

a)

Yes

b)

No

42.
A nebula is:
a)
A cloud of ice
b)
A cloud of dust and gas
c)
A cloud of just gas
d)
A cloud of just dust
43.
How long ago did these nebular processes start?
a)
4.6 years ago
b)
4.6 light years ago
c)
5.6 billion years ago
d)
4.6 billion years ago
44.
What is forming in the accretion disk away from the center?
a)
Light
b)
Protostars
c)
Planetesimals
d)
Hydrogen
45.
The group of inner planets are known as:
a)
The Terrestrial Planets
b)
The Gas Giants
c)
The Outer Planets
d)
The Hallow Planets
46.

Why are the gas and ice giants so far from the sun?

a)

ice giants would melt and gas giants would not have formed

b)

they are too big to be by the sun

c)

the gravitational pull would have sucked them in

d)

they pulled away from the sun because they are so big

47.

What is a Dwarf Planet.

a)

Planet

b)

larger than an asteroid and smaller than a planet.

c)

All Of The Above

d)

I dont know

48.

What Dwarf Planets are in Our Solar System

a)

Eris

b)

Make Make

c)

Haumea

d)

Haumea

e)

All The Above

49.
Made of rocks that are very similar to the rocks that make up the inner planets. 
a)
asteroids
b)
meteoroids
c)
comets
d)
meteors
50.

Which planets are the asteroid belt in between?

a)

Venus & Earth

b)

Earth & Mars

c)

Mars & Jupiter

d)

Jupiter & Saturn

e)

Saturn & Uranus

51.

What are comets made of?

a)

mud, rock, water

b)

ice and rock

c)

ice, dust, water

d)

gas and dust

52.

Which planet is closest to sun?

a)

Venus

b)

Earth

c)

Mercury

53.

Which planet has life on it?

a)

Earth

b)

Jupitar

c)

Neptune

54.

Which planet is second from sun?

a)

Mars

b)

Venus

c)

Pluto

55.

Name planet that is known as dwarf planet?

a)

Pluto

b)

Saturn

c)

Earth

56.

How many planets are there?

a)

8

b)

5

c)

10

57.

True or False, Sun is a planet.

a)

False

b)

True

c)

Can't say

58.

Drag the correct force to the box where that force is happening.

a)Friction
b)Air Resistance
c)Applied Force
1
2
3
1)
2)
3)
59.

Two surfaces rubbing together is called ​ (a)   . An example of this is ​ (b)   which works on objects falling through the air.

Choose from the below words
friction
air resistance
60.

Match the following

a)

push or pull that causes an object to move, stop, or change direction

1.

force

b)

unit used to measure force

2.

Newton

c)

something returning to its original shape after being squeezed or stretched

3.

elastic

d)

force transmitted through a rope , string, cable, or wire when it is pulled tight by forces acting from opposite ends

4.

tension

e)

push or pull exerted by a magnet

5.

magnetism

61.

Immediately after this picture, the balloon will be able to exert which force?

a)

gravity

b)

electrical

c)

friction

d)

spring

62.

Wil E. Coyote is using what force to move?

a)

friction

b)

magnetism

c)

spring

d)

tension

63.

These skydivers are experiencing what two forces?

a)

electricity and magnetism

b)

gravity and tension

c)

air resistance and gravity

d)

gravity and normal force

64.

Which force will propel Wil E. Coyote forward?

a)

elastic

b)

friction

c)

air resistance

d)

gravity

65.

Which force will pull Wil E. Coyote down?

a)

elastic

b)

friction

c)

air resistance

d)

gravity

66.

Which force will make Wil E. Coyote slow down?

a)

elastic

b)

friction

c)

air resistance

d)

gravity

67.

Electrical, gravitational, and magnetism are all ​ (a)   forces, while friction, normal force, and applied force are types of ​ (b)   forces.

Choose from the below words
non-contact
contact
air resistance
energy types
68.
Question Image

Match the following forces to how they are working on the cake.

a)

gravity

1.

keeping the cake on the table

b)

normal force

2.

the force the table is putting on the cake

c)

air resistance

3.

not affecting the cake

69.

Which forces does this train have to overcome to reach its maximum speed?

a)

electricity, friction, and air resistance

b)

gravitational, magnetic, normal force

c)

tension, spring, friction

d)

friction, air resistance, gravitational

70.

Label the forces acting in this image.

a)applied force
b)gravity
c)normal force
d)friction
1
2
3
4
1)
2)
3)
4)
71.

Label the forces acting in this picture.

a)applied force
b)tension
c)normal
d)gravity
1
2
3
4
1)
2)
3)
4)
72.

Label the forces acting in this picture.

a)air resistance
b)applied
c)gravity
1
2
3
1)
2)
3)
73.

An atom that has an equal number of protons and electrons is:

a)

Positively charged

b)

Negatively charged

c)

Neutral

74.

An atom that has more protons than electrons is:

a)

Positively charged

b)

Negatively charged

c)

Neutral

75.

An atom that has fewer protons than electrons is:

a)

Positively charged

b)

Negatively charged

c)

Neutral

76.

In real life, which is more likely to have caused a neutral atom to get a charge of +1?

a)

A proton was added

b)

An electron was removed

c)

Either process equally likely to have happened

77.
The central region of an atom where its neutrons and protons are is its 
a)
nucleus 
b)
electron cloud
c)
core 
d)
center 
78.
An atom with atomic number 6 would have how many protons 
a)
6
b)
12
c)
3
d)
cannot be determined 
79.
True or False? Neutrons have a negative charge
a)
True
b)
False
80.
What is the atomic number for an element with three protons?
a)
2
b)
1
c)
3
d)
6
81.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
82.
The positive particles of an atom are 
a)
electrons 
b)
positrons 
c)
neutrons 
d)
protons 
83.
all matter is made of what 
a)
energy 
b)
atoms 
c)
electrons 
d)
compounds 
84.
electrons have this type of charge?
a)
negative
b)
positive
c)
neutral
85.
Most of the mass in an atom is concentrated in the...
a)
electrons
b)
nucleus
c)
protons
d)
empty space
86.
What does the nucleus consist of?
a)
Protons + Electrons
b)
Neutrons + Electrons
c)
Atoms
d)
Protons + Neutrons
87.
The part of the atom that is moving around the nucleus is called?
a)
electron
b)
neutron
c)
proton
88.
If the number of protons changes, does the atom change its identity?
a)
YES!
b)
NO!
89.

We all have two alleles, or versions, of each gene. Being ​ (a)   for a particular gene means you inherited two identical versions. It's the opposite of a ​ (b)   genotype, where the alleles are different. People who have recessive traits, like blue eyes or red hair, are always homozygous for that gene.

Choose from the below words
homozygous
heterozygous
90.

The gametes produced by the ​ (a)   are at the top of the chart, and the gametes produced by the ​ (b)   are along the side. The different possible combinations of alleles in their offspring are determined by filling in the cells of the ​ (c)   with the correct letters (alleles). 

 

Choose from the below words
female parent
male parent
Punnett square
91.

A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?

a)

Incomplete dominance

b)

Codominance

c)

Complete dominance

d)

Mendelian inheritance

92.
This type of inheritance pattern is a MIXTURE of both traits, like the old theory of blending
a)

incomplete dominance

b)

co-dominance

c)

complete dominance

d)

recessive pattern

93.

Match the following combinations of alleles:

a)

Homozygous dominant

1.

DD

b)

Homozygous recessive

2.

dd

c)

Heterozygous

3.

Dd

94.
What term describes what you see, or the physical appearance.
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
95.

Jim has type AB blood. His dad could be type O.

a)

True

b)

False

96.

If one of your parents is blood type A and the other is type B, which of the following blood types could you be?

a)

O

b)

AB

c)

A or B

d)

Any of these

97.
If this pedigree shows an autosomal recessive disorder, what MUST the genotype of individual II-3 be?
a)
HH
b)
Hh
c)
hh
d)
None of the above
98.

What is the mode of inheritance shown here?

a)

Autosomal Recessive because it "skips" a generation

b)

Autosomal Dominant because it shows up in every generation

c)

X linked because it affects females more than males

99.

What is the carrying capacity of the graph?

a)

around 500

b)

more than 800

c)

less than 300

d)

around 700

100.
Which of the following would INCREASE the carrying capacity of an ecosystem?
a)
increase in predators
b)
disease
c)
increase in available food
d)
drought
101.

When death rate is equal to birth rate...

a)

population increases

b)

population decreases

c)

population stays the same.

d)

population rapidly increases then becomes stable

102.

Match the following

a)
1.

Predation

b)
2.

Symbiosis

c)
3.

Commensalism

d)
4.

Parasitism

103.

What will happen if all of the frogs in a population die?

a)

The frogs' predators will decrease and the frogs' prey will increase

b)

The frogs' predators will increase and the frogs' prey will decrease

c)

We better all pray because there isn't anymore frogs.

104.
Excessive amounts of rain caused a flood in the southwest United States that resulted in substantial amounts of deaths in the rabbit population? This situation is an example of a density _____________ limiting factor.
a)
density-independent
b)
density-dependent
c)
density- too high
d)
density- too low
105.

Look at the carrying capacity graphic.


Why does the month of June have the largest seasonal carrying capacity?

a)

Longer summer days causes vegetation to wilt, leading to animal starvation

b)

An increase in humidity allows predators extra moisture for hunting

c)

Warm weather supplies ample food and shelter for life

d)

The breeding stock is not interested in mating during hot, humid days.

106.

Which graph depicts exponential growth in a population?

a)
b)
c)
d)
107.

Fill in the levels of the ecological pyramid with the organisms in the food web.

a)Crab
b)Turtle
c)Algae
d)Fish
e)Seal
f)Shark
1
2
3
4
5
6
1)
2)
3)
4)
5)
6)
108.

Which statement is true based on the food web shown?

a)

Penguins can eat seals.

b)

Squids can eat seagulls.

c)

Krill can eat whales and seals.

d)

Seagulls can eat krill and squid.

109.

What is the purpose of a decomposer?

a)

To break down dead materials and waste from consumers

b)

Eat living organisms

c)

Perform photosynthesis to make carbohydrates

d)

Make carbohydrates using chemical energy.

110.
Question Image

Match the following:

a)

Producer

1.

Plant

b)

Secondary Consumer

2.

Bird

c)

Tertiary Consumer

3.

Snake

d)

Quaternary Consumer

4.

Owl

e)

Primary Consumer

5.

Grasshopper

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