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WorksheetsOverall Science Review
Total questions: 79
Worksheet time: 2hrs 36mins
Name
Class
Date
1.
A force of attraction, or pull, between any two objects is called ________________.
a)
gravity
b)
inertia
c)
friction
2.
____________IS CAUSED BY EARTH'S SPINNING ON ITS AXIS ONCE EVERY 24 HOURS.
a)
SEASONS
b)
DAY AND NIGHT
c)
LUNAR
3.
_____________is caused by the tilt of the Earth's axis, changes every3 months.
a)
day and night
b)
holidays
c)
seasons
4.
____________is caused by the moon revolving around the EArth every 29 days.
a)
lunar
b)
seasons
c)
day and night
5.
____________revolves around the sun due to their gravitional attraction to the sun.
a)
planet
b)
asteroid
c)
comet
6.
Abiotic means ________________.
a)
nonliving
b)
living
7.
Biotic means
a)
living
b)
nonliving
8.
_________MAKES ITS OWN FOOD.
a)
PRODUCER
b)
CONSUMER
c)
HERBIVORE
9.
The tendency of a moving object to keeping moving in a straight line is called_____________.
a)
gravity
b)
inertia
c)
friction
10.
________________ MUST EAT ONLY PLANTS.
a)
CARNIVORE
b)
OMNIVORE
c)
HERBIVORE
11.
__________EATS PLANTS AND ANIMALS.
a)
HERBIVORE
b)
OMNIVORE
c)
CARNIVORE
12.
____________ EATS ONLY ANIMALS.
a)
HERBIVORE
b)
OMNIVORE
c)
CARNIVORE
13.
_______________BREAK DOWN DEAD PLANTS AND ANIMALS-FOR EXAMPLE-MOLD BACTERIA, EARTHWORMS AND MUSHROOMS.
a)
PRODUCE
b)
DECOMPOSER
c)
CONSUMER
14.
WHERE INDIVIDUALS OF ONE SPECIES ARE DEPENDENT UPON INDIVIDUALS OF ANOTHER SPECIES FOR SURVIVAL IS CALLED_____________.
a)
SYMBOLS
b)
SYMBIOTIC RELATIONSHIPS
c)
FRIENDSHIPS
15.
what is mutualism
a)
a relationship between two species were one species benefits the other isn't harmed
b)
something were beneficial to two organisms involved.
c)
killing animals
d)
were one species is benifeted and the other is harmed
16.
What is symbiosis?
a)
A relationship where two organism live closely together
b)
Where two organism avoid each other completely
c)
Where two organisms play cymbals together
d)
Where two organisms fight for food
17.
What is parasitism?
a)
Symbiotic relationship where one organism benefits while the other is harmed
b)
Symbiotic relationship where one organism benefits while the other is neither helped nor harmed
c)
Symbiotic relationship where both organisms benefit
d)
Symbiotic relationship where both organisms are harmed
18.
What is commensalism?
a)
Symbiotic relationship where one organism benefits while the other is harmed
b)
Symbiotic relationship where one organism benefits while the other is neither helped nor harmed
c)
Symbiotic relationship where both organisms benefit
d)
Symbiotic relationship where both organisms are harmed
19.
What is a predator?
a)
An organism that hunts and kills other animals for food
b)
An organism hunted or caught for food by another organism
c)
An alien from a movie in the 1980s
20.
What is prey?
a)
An organism that hunts and kills other animals for food
b)
An organism hunted or caught for food by another organism
c)
A shorter name for a praying mantis
21.
What is a decomposer?
a)
An organism that breaks down waste/ other dead organisms
b)
A bad composer
c)
An organism that builds up waste and makes dead animals live again
d)
An animal that composes delightful orchestras
22.
What is competition?
a)
The extreme need to win a game
b)
Another name for your opponent in a game
c)
Another name for a game
d)
the struggle between organisms to survive in a habitat with limited resources
23.
WHEN THE LAST MEMBER OF A SPECIES IS IN DANGER OF BECOMING EXTINCT IS CALLED___________.
a)
EXTINCT SPECIES
b)
ENDANGERED SPECIES
c)
THREATENED SPECIES
24.
WHEN A SPECIES IS IN DANGER OF BECOMING EXTINCT IT IS CALLED____________.
a)
ENDANGERED SPECIES
b)
EXTINCT SPECIES
c)
THREATENED SPECIES
25.
A SPECIES WITH LOW NUMBERS THAT COULD BECOME ENGANGERED IS CALLED
_______________.
_______________.
a)
EXTINCT SPECIES
b)
ENDANGERED SPECIES
c)
THREATENED SPECIES
26.
A ________IS A PUSH OR PULL.
a)
SPEED
b)
FORCE
c)
MOTION
27.
What is the formula to calculate speed?
a)
Speed = time/distance
b)
Speed = distance/time
c)
Speed = distance x time
d)
Speed = time x distance
28.
Alan travels 100km in 5hrs. Find his average speed in km/h
a)
5km/hr
b)
10km/hr
c)
50km/hr
d)
20km/hr
29.
All sound is made by
a)
vibrations
b)
heat energy
c)
magnetism
d)
reflections
30.
Reflection occurs when
a)
light bends.
b)
light shines in your eyes.
c)
light goes through a surface.
d)
light strikes a surface and bounces off.
31.
Which object would BEST reflect light from a light bulb?
a)
a shiny spoon
b)
notebook paper
c)
a black sweater
d)
a glass of water
32.
A scientist wanted to conduct an experiment with special equipment that is very sensitive to sound. A place where the equipment would NOT be affected by sound waves is
a)
deep under water.
b)
high in the air.
c)
in a solid piece of granite.
d)
in outer space.
33.
Which would make the softest sound?
a)
balloon popping
b)
hammer hitting a nail
c)
eraser hitting a chalkboard
d)
metal rod hitting a musical triangle
34.
The picture shows a stringed instrument with strings of three different thicknesses. Which statement is true?
a)
Strings X and Y will vibrate at the same speed.
b)
String X will vibrate the fastest and produce the highest tone.
c)
String X will vibrate the slowest and produce the lowest tone.
d)
Strings Y and Z will produce the same sound.
35.
Which travels faster, light or sound?
a)
Light
b)
Sound
36.
These waves travel in a __________ line.
a)
jagged
b)
squiggly
c)
straight
d)
obstructive
37.
What happens when light hits a transparent object?
a)
All of the light passes through.
b)
None of the light passes through
c)
Some of the light passes through and some is reflected.
38.
What happens when light strikes a translucent object?
a)
All of the light passes through the object.
b)
All of the light is reflected by the object.
c)
Some of the light passes through and some of the light is scattered or absorbed.
39.
What happens when light strikes an opaque object?
a)
All of the light passes through the object.
b)
All of the light is reflected through the object.
c)
None of the light is passed through the object.
40.
Which of these is a translucent object?
a)
rug
b)
desk
c)
glass
d)
frosted glass
41.
Which is an opaque object?
a)
window
b)
dog
c)
diamond
42.
Which object is transparent?
a)
wax paper
b)
window
c)
diamond ring
43.
The law of reflection states that light is reflected off a surface at the same angle it hits the surface. The angle that leaves the surface is called the angle of ...
a)
refraction
b)
reflection
c)
absorption
44.
Which kind of energy is produced by the light bulb in the circuit?
a)
Sound
b)
Light
c)
Mechanical
d)
Electrical
45.
Which kind of energy is produced by a piano?
a)
Sound
b)
Light
c)
Mechanical
d)
Electrical
46.
What is a natural object that revolves around a planet?
a)
Moon
b)
Asteroids
c)
Comets
d)
Meteors
47.
Earth's seasons are caused by the tilt of the
a)
equator
b)
axis
c)
longitudes
d)
latitudes
48.
Which statement explains why there is less energy available in ecosystems during the winter months?
a)
Consumers hunt less prey
b)
producers make less food
c)
consumers are less active
d)
decomposers break down less waste
49.
Which statement explains why Mars and Jupiter are classified as planets and Pluto is classified as a dwarf planet?
a)
Pluto is too small to qualify as a planet
b)
Pluto is too far away to be qualified as a planet
c)
Pluto has too few satellites to be qualified as a planet
d)
Pluto has too many objects in its orbit to qualify as a planet
50.
a)
the pitch of the sound
b)
the echo of the sound
c)
the speed of the sound
d)
the loudness of the sound
51.
The planet spins around an imaginary line called its _____.
a)
satellite
b)
axis
c)
equator
d)
revolution
52.
An ice ball that has a very long elliptical orbit is called a _________.
a)
phase
b)
asteroid
c)
axis
d)
comet
53.
Earth's ________ on its axis causes day and night.
a)
rotation
b)
revolution
c)
phase
d)
comet
54.
The __________ has planets, moons, comets, and asteroids.
a)
solar system
b)
earth
c)
rotation
d)
United States
55.
What evidence indicates that earth's axis is tilted?
a)
A year lasts 365 days.
b)
Day and night takes place.
c)
The moon has four phases.
d)
The year has different seasons.
56.
a)
Object 1
b)
Object 2
c)
Object 3
d)
Object 4
57.
a)
Energy flows directly from hawks to plants
b)
Energy flows directly from plants to hawks
c)
Energy flows from plants to squirrels and chipmunks
d)
Energy flows from chipmunks and squirrels to plants
58.
The planets of the solar system are in constant orbit around the sun.
Which force is responsible for maintaining these orbits?
Which force is responsible for maintaining these orbits?
a)
electrical force
b)
magnetic force
c)
force of friction
d)
force of gravity
59.
a)
Fall
b)
Spring
c)
Summer
d)
Winter
60.
Identify the niche that is described by the following statement.
Produces its own food.
Produces its own food.
a)
producer
b)
consumer
c)
decomposer
61.
Identify the niche that is described by the following statement.
Gets energy by eating other organisms.
Gets energy by eating other organisms.
a)
producer
b)
consumer
c)
decomposer
62.
Identify the niche that is described by the following statement.
Gets energy from the Sun.
Gets energy from the Sun.
a)
consumer
b)
producer
c)
decomposer
63.
Identify the niche that is described by the following statement.
Gets energy from decaying organisms.
Gets energy from decaying organisms.
a)
producer
b)
consumer
c)
decomposer
64.
Identify a producer in the food web shown.
a)
Algea
b)
Black fly
c)
Kingfisher
d)
Worms
65.
White light is made up of _________________ colors.
a)
10
b)
3
c)
7
d)
70
66.
Sound travels slowest through:
a)
solid
b)
liquid
c)
gas
67.
The picture is an example of:
a)
absorbtion
b)
reflection
c)
refraction
d)
echo
68.
A wedge-shaped piece of glass that refracts light is called a(n):
a)
geode
b)
prism
c)
odometer
d)
wedgy
69.
Wax paper is:
a)
transparent
b)
translucent
c)
opaque
70.
Saran Wrap is:
a)
transparent
b)
translucent
c)
opaque
71.
Tin foil is:
a)
transparent
b)
translucent
c)
opaque
72.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
73.
a)
A
b)
B
c)
C
d)
D
74.
a)
A
b)
B
c)
C
d)
D
75.
a)
A
b)
B
c)
C
d)
D
76.
Which is a producer?
a)
deer
b)
tall grass
c)
lion
d)
worm
77.
Lions often hide in the tall grass while stalking their prey. This is an example of...
a)
camouflage
b)
warning coloration
c)
mimicry
d)
hibernation
78.
a)
A
b)
B
c)
C
d)
D
79.
There is a large population of rabbits in a field. Lately, a large family of bobcats have moved into the same area. What do you think will happen to the rabbits in this area?
a)
The rabbits will increase.
b)
The rabbits will decrease.
c)
The bobcats will decrease.
d)
The bobcats will increase.
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