Worksheets6th Grade Year in Review
Total questions: 50
Worksheet time: 2hrs 36mins
Name
Class
Date
1.
What is the name of the English scientist credited for using a microscope to observe cork, discovering small compartments that were later categorized as cells?
a)
Isaac Newton
b)
Albert Einstein
c)
Robert Hooke
d)
Ivan Pavlov
2.
What is mitosis?
a)
the process by which plants make their own food
b)
the process by which cells use oxygen to produce energy from food
c)
the maintenance of a stable internal environment
d)
the process in which a cell divides to form two identical nuclei
3.
Cells must be able to perform certain functions in order to survive. Which of the following must all cells do to survive?
a)
obtain energy
b)
absorb wastes
c)
utilize oxygen
d)
continue growing
4.
If you were to compare the function of a cell to the function of a city, which of the following organelles would be the city’s power plant?
a)
nucleus
b)
lysosomes
c)
mitochondrion
d)
Golgi apparatus
5.
Which statement best describes the process of mitosis?
a)
One cell splitting into numerous cells in order to maintain homeostasis.
b)
One cell splits into two cells, each with half the number of chromosomes as the original cell.
c)
One cell splits into two cells, each with the same number of chromosomes as the parent cell.
d)
Two cells join together by sharing genetic material to make a complete set of chromosomes.
6.
Homeostasis is necessary for a cell to survive. What is the definition of homeostasis?
a)
the elimination of wastes
b)
the division of cells to form new cells
c)
the maintenance of a stable internal environment
d)
the process by which energy from the sun is used to make food
7.
Which is a type of tissue that both plants and animals have?
a)
nerve
b)
ground
c)
protective
d)
connective
8.
What is the main function of chloroplasts in a plant cell?
a)
They produce proteins.
b)
They store water and food.
c)
They perform photosynthesis.
d)
They protect cells from thesurrounding environment.
9.
Which of the following describes the cytoskeleton?
a)
a web of proteins that gives shape and support to the cell
b)
a membrane-bound organelle that contains genetic material
c)
the outer covering of a cell that separates it from the environment
d)
the structure that contains the information about how to make a cell’s proteins
10.
Some dog foods contain corn and wheat that provide the dog with carbohydrates. Why are carbohydrates important to cell processes?
a)
They make amino acids.
b)
They form cell membranes.
c)
They are a source of energy.
d)
They help chemical processes happen.
11.
What is the role of DNA?
a)
provides instructions for all cell processes for unicellular and multicellular organisms
b)
covers the organelles of all cells in order to assist with specialized cell functions
c)
improves the ability of one-celled organisms to become two-celled organisms
d)
alters the life functions of one-celled organisms by limiting their functions
12.
Eukaryotic cells and prokaryotic cells have some parts in common. Which of the following pairs of parts would you find in both types of cells?
a)
cytoplasm and nucleus
b)
cell membrane and cytoplasm
c)
DNA and membrane-bound organelles
d)
cell membrane and membrane-bound organelles
13.
Granite forms when magma slowly cools within Earth’s crust. Basalt forms when lava cools on Earth’s surface. What do granite and basalt have in common?
a)
They are kinds of igneous rock.
b)
They are not made up of minerals.
c)
They are identical in color and texture.
d)
They are made up of layers of sediment.
14.
Which of the following is a direct source of material for the formation of metamorphic rock?
a)
clasts
b)
magma
c)
sediments
d)
existing rock
15.
As a river slows down, it deposits large amounts of sediment.Which term describes the rock that will eventually form from the sediment?
a)
Clastic sedimentary rock
b)
Organic sedimentary rock
c)
Foliated metamorphic rock
d)
Extrusive igneous rock
16.
Which of these phrases defines subsidence?
a)
Earth’s crust rising
b)
Earth’s crust sinking
c)
Earth’s crust shifting sideways
d)
Earth’s crust moving in any direction
17.
A volcanic eruption took place about 2 billion years ago and released lava onto Earth’s surface. The lava cooled to form basalt. Which processes will be needed to transform the basalt into sedimentary rock?
a)
pressure and temperature
b)
heating and cooling
c)
uplift and subsidence
d)
erosion and deposition
18.
Juan hypothesizes that some birds fly south to locations with warmer weather and blooming flowers during the winter months. Which procedure should Juan use to test his hypothesis?
a)
Survey northern and southern residents about the birds in their areas.
b)
Observe the direction the birds fly when they depart in the winter.
c)
Tag the hummingbirds withtransmitters and track their movement.
d)
Set up observation posts in the south to verify the time of year that birds arrive.
19.
Which of the following is not considered a type of technology?
a)
an idea
b)
a process
c)
a product
d)
a system
20.
How are prototypes used in the engineering design process?
a)
Prototypes are lists of needs to be addressed.
b)
Prototypes are the final products sold to consumers.
c)
Prototypes are models that can be tested for efficiency.
d)
Prototypes are tables of data that can be manipulated and analyzed.
21.
A scientist is using a model to predict when a volcano might erupt again. What kind of model is the scientist most likely to use?
a)
diagram
b)
computer model
c)
physical model
d)
conceptual model
22.
Many tools can be used to measure the volume of a liquid. Which tool gives the most precise measurement of liquid volume?
a)
beaker
b)
test tube
c)
measuring cup
d)
graduated cylinder
23.
A group of which of the following working together makes up the muscle tissue?
a)
organs
b)
organ system
c)
producers
d)
cells
24.
Which of the following is part of the nervous system?
a)
heart
b)
skin
c)
stomach
d)
brain
25.
A nucleus is one type of
a)
organelle
b)
cell membrane
c)
cytoplasm
d)
tissue
26.
Which title should be classified as pseudoscience?
a)
Is Life Possible on Mars?
b)
How Aliens Built the Pyramids
c)
A Quantifiable Study of Emotional Intelligence
d)
The Disappearance of Ancient Civilizations in South America
27.
Nora notices water droplets on the grass in the morning. It did not rain during the night. Which statement is true about this change of state?
a)
Mass was added to the water particles, resulting in deposition.
b)
Energy was added to the water particles, resulting in evaporation.
c)
Mass was removed from the water particles, resulting in sublimation.
d)
Energy was removed from the water particles, resulting in condensation
28.
Why does water that is frozen in an ice cube tray stay in the shape of a cube when it is taken out of the tray?
a)
The water particles become locked in place.
b)
The water particles stop moving completely.
c)
The water particles grow bigger to fill the space.
d)
The water particles can only slip past one another.
29.
Which state of matter will take both the volume and shape of the container that holds it?
a)
gas
b)
liquid
c)
ice
d)
solid
30.
Which of the following is a way in which elements and compounds are similar?
a)
Elements and compounds are both pure substances.
b)
Elements and compounds are both listed on the periodic table.
c)
Elements and compounds are both made up of different kinds of atoms.
d)
Elements and compounds can both be broken down by physical changes.
31.
Metals all share certain physical properties. Which property do most metals share?
a)
brittle
b)
malleable
c)
poor conductor of heat and electricity
d)
low boiling point
32.
What elements are the most abundant in Earth’s atmosphere?
a)
water and air
b)
nitrogen and oxygen
c)
silicon and aluminum
d)
silicon and aluminum
33.
What is an element?
a)
A substance made from two or more simpler substances.
b)
The basic unit of matter.
c)
A substance that is a good conductor of heat and electricity.
d)
A substance that cannot be broken down into simpler materials by ordinary means.
34.
Which of these choices is a physical property that does not change when the size of the sample changes?
a)
mass
b)
volume
c)
density
d)
flammability
35.
Which statement is true of all matter?
a)
It has mass.
b)
It can be seen.
c)
It exists only as a solid.
d)
It maintains its shape and size.
36.
An athlete is running a 5-km race at an average speed of 8 km/h. She has to stop to tie her shoe. After tying her shoe, she continues running at 8 km/h. Why would her average speed for the entire race be less than 8 km/h?
a)
The total distance she traveled was longer than 5 km.
b)
The total distance she traveled was shorter than 5 km.
c)
The total time she took to complete the race increased because she stopped.
d)
The total time she took to complete the race decreased because she stopped.
37.
A cold block of metal is placed in contact with a warm block of metal. Which type of energy will be transferred between the blocks?
a)
thermal energy
b)
chemical energy
c)
electrical energy
d)
mechanical energy
38.
Which of these is an example of the conversion of kinetic energy into gravitational potential energy?
a)
a bicyclist coasting down a long hill
b)
a car engine moving the car forward
c)
a roller coaster car moving toward the top of a rise in the tracks
d)
a thrown ball falling toward the ground after passing through the top part of its motion
39.
When a slingshot is held in position to be released , what kind of energy is present?
a)
kinetic energy
b)
potential energy
c)
electrical energy
d)
electromagnetic energy
40.
What term describes the smallest unit that can perform all of the functions necessary for life?
a)
a single cell
b)
a cell nucleus
c)
a cell membrane
d)
a multicellular organism
41.
Which kind of energy from the heat inside Earth can be used to generate electricity?
a)
wind energy
b)
solar energy
c)
geothermal energy
d)
hydroelectric energy
42.
What are the advantages of using resources such as geothermal energy, solar energy, and hydropower?
a)
They can generate power by burning wastes.
b)
They come from energy sources that never run out.
c)
They increase the amount of greenhouse gasses.
d)
They produce large amounts of energy from burning fuels.
43.
Which soil horizon is primarily responsible for this soil’s fertility?
a)
Horizon A, because it contains humus and other organic nutrients that plants need.
b)
Horizon B, because plant roots can grow down into the smaller rock fragments.
c)
Horizon C, because most of the groundwater is stored in this horizon.
d)
Horizon D, because it is the parent rock that breaks up to form soil.
44.
Which of the following correctly describes the difference between a mineral and a rock?
a)
Rock can be made of inorganic material, but minerals are always organic.
b)
Rocks are made of naturally occurring material, but minerals can be synthetic.
c)
Rocks are made of crystalline material, but minerals are always noncrystalline.
d)
Rocks are made of one or more minerals, but minerals are made of the same substance.
45.
Igneous rocks form when magma cools and solidifies. As the magma cools, minerals form. What effect will the rate at which the magma cools have on the texture of the igneous rock?
a)
the faster the magma cools, the smaller the crystals in the rock will be
b)
the slower the magma cools, the smaller the crystals in the rock will be
c)
the faster the magma cools, the more foliated the rock’s texture will be
d)
the slower the magma cools, the more foliated the rock’s texture will be
46.
When a volcano erupts, ash can enter Earth’s atmosphere. Eventually, the ash falls back down to Earth’s surface. Which term describes the falling of volcanic ash to Earth’s surface?
a)
erosion
b)
deposition
c)
subsidence
d)
weathering
47.
A scientist is conducting an investigation to identify samples of several unknown minerals. The scientist taps on each sample to determine if it breaks along curved or irregular surfaces. Which property of minerals is the scientist using to investigate the samples?
a)
density
b)
fracture
c)
hardness
d)
magnetism
48.
Diamond is a valuable mineral that is made up of carbon atoms arranged in a repeating pattern. This repeating pattern gives diamonds their hardness. Which of these characteristics do diamonds share with all minerals?
a)
extreme hardness
b)
rarity and high cost
c)
orderly crystal structure
d)
made up of carbon atoms
49.
When a slingshot is held in position before releasing it, what kind of energy is present?
a)
kinetic energy
b)
potential energy
c)
electrical energy
d)
electrical energy
50.
Eukaryotic cells are different from prokaryotic cells because they have a ___________________.
a)
organ system
b)
nucleus
c)
ribosome
d)
cytoplasm
100 %
