Worksheets2019 5th grade Science Milestone Review
Total questions: 135
Worksheet time: 2hrs 44mins
Name
Class
Date
1.
What does erosion do?
a)
Break down rock
b)
changes rock chemically
c)
changes sediment in rock
d)
moves broken pieces of rock, or sediment, from one place to another
2.
Beaches that have eroded are reclaimed through____________.
a)
weathering
b)
Building of sea walls
c)
beach nourishment
d)
building of terraces
3.
Which feature forms from wind deposition?
a)
flood plains
b)
sand dunes
c)
deltas
d)
moraines
4.
_______________ prevents flooding during heavy rainstorms and can often be seen on the sides of streets.
a)
contour plowing
b)
storm drains
c)
terracing
d)
dam
5.
A ________________________ structure is built across a river to control its flow.
a)
dam
b)
transform
c)
fault
d)
storm drain
6.
Volcanoes and earthquakes are both _______________ and ______________ processes because they can destroy AND build up the Earth.
a)
divergent and destructive
b)
constructive and destructive
c)
convergent and divergent
d)
sediment and weathering
7.
Erosion helps move ___________ from one place in order to deposit it someplace else.
a)
sediment
b)
transform
c)
erosion
d)
weathering
8.
Farmers use different methods like, ________________ and ______________________ to prevent the loss of soil on their land.
a)
transform and plates
b)
divergent and sediment
c)
contour plowing and terracing
d)
terracing and erosion
9.
An earthquake is caused by a crack in the crust called a __________.
a)
fault
b)
dam
c)
plates
d)
transform
10.
Deposition is a process that ______________.
a)
Dissolves sediment
b)
Removes sediment from landforms
c)
breaks down rock to form sediment
d)
drops sediment to form landforms
11.
Where do deltas form?
a)
in desert areas
b)
on the banks of rivers
c)
at river mouths
d)
in valleys formed by glaciers
12.
What is weathering?
a)
the break down of rock
b)
the transport of sediment
c)
a type of climate
d)
the aging of rock
13.
What is an earthquake?
a)
A sudden movement of the Earth's crust caused by a release of stress accumulated along geological faults or by volcanic activity.
b)
a. energy that builds up inside a volcanic mountain
c)
a. energy being released when erosion occurs
d)
a. molten rock pushing up through Earth's surface.
14.
How do earthquakes form?
a)
a. energy from a hurricane or tornado
b)
a. energy that builds up inside a volcanic mountain
c)
a. energy being released when crustal plates move
d)
a. the crust expands due to the heat.
15.
How are earthquakes DESTRUCTIVE?
a)
Convergent boundaries cause volcanoes to form
b)
They are only constructive!
c)
They build up Earth's surface
d)
They break down Earth's surface
16.
what is deposition?
a)
volcanoes erupting
b)
water freezing into a glacier
c)
water flowing to the mouth of a river
d)
dropping off of sediment
17.
which one of the forces below is NOT constructive?
a)
volcano
b)
deposition
c)
faults
d)
earthquake
18.
The process by which running water, wind, or ice carry away bits of broken-up rock
a)
weathering
b)
sedimentation
c)
erosion
d)
cementation
19.
The process by which sediments settle out of water or wind
a)
deposition
b)
cementation
c)
weathering
d)
erosion
20.
The process that breaks up rock on Earth's surface?
a)
deposition
b)
erosion
c)
compaction
d)
weathering
21.
Which of these things cause weathering?
a)
Wind
b)
Water
c)
Ice
d)
All of these
22.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
23.
A state of matter that has a definite volume and shape.
a)
solid
b)
liquid
c)
gas
d)
matter
24.
Most young animals inherit similar appearances, such as shape and color, from their parent animals. Which best describes why a baby deer (fawn) has spots when the adult deer do not?
a)
The spots help camouflage the fawn for protection.
b)
The spots help a fawn to be seen when crossing roads.
c)
The adult deer lose their spots by rubbing against trees.
25.
What characteristic is inherited by only some members of its species?
a)
gills on a fish
b)
wings on a bird
c)
spots on a horse
d)
trunk on an elephant
26.
Which characteristic would a child not inherit from one or both of its parents?
a)
freckles
b)
hair style
c)
eye color
d)
dimples
27.
A litter of kittens have traits that are similar to both the mother cat and the father cat. Which best explains this situation?
a)
The kittens are provided the same kind of milk from their mother as they grow.
b)
The kittens inherit some of their traits from their mother and some from their father.
c)
The kittens are kept at the same temperatures by their mother when they are first born.
d)
The kittens are taught by their parents to have similar traits.
28.
Most earthquakes happen along the _________________.
a)
coast
b)
faults
c)
desert
d)
directions
29.
What is Magma when it reaches the surface of Earth?
a)
Lava
b)
Mafic Magma
c)
Felsic Magma
d)
None of these
30.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
31.
True or False: All metals stick to magnets.
a)
True
b)
False
32.
This instrument can be used to see if materials conduct electricity. Which of these groups contains items that could all conduct electricity to complete the circuit?
a)
rubber ball, plastic comb, nail
b)
paper clip, penny, screw
c)
cork, dollar bill, tweezers
d)
pencil, eraser, spoon
33.
____________ allows electricity to flow.
a)
A conductor
b)
An insulator
c)
A magnet
34.
When a balloon is rubbed on the hair ...
a)
negative charges are transferred from the hair to the balloon.
b)
positive charges are transferred from the hair to the balloon.
c)
negative charges are transferred from the balloon to the hair.
d)
positive charges are transferred from the balloon to the hair.
35.
What kind of circuit is this?
a)
Series
b)
Parallel
36.
A deep valley with steep walls that cut into the earth caused by erosion from running water.
a)
Valley
b)
Canyon
c)
Gulf
d)
River
37.
A place where plants and animals live and grow is called a ____________. It provides, food, water, shelter, and air.
a)
shelter
b)
tree
c)
habitat
d)
organism
38.
In which state of matter are molecules moving the slowest?
a)
solid
b)
liquid
c)
gas
d)
all of the above
39.
Gas particles are...
a)
tightly packed.
b)
loosely bonded and flowing.
c)
free to fly in all directions.
d)
so hot that the electrons are removed from the nucleus.
40.
Which best describes an inherited trait?
a)
a characteristic one chooses to express
b)
a characteristic one receives from the food one eats
c)
a characteristic that is passed on from one’s parents
d)
a characteristic that is influenced by one’s surroundings
41.
Traits that are passed from parents to their offspring are
a)
Acquired traits
b)
Learned Traits
c)
Inherited Traits
d)
Genes
42.
A dog sitting on command is an example of what type of trait?
a)
acquired trait
b)
inherited trait
43.
Joel finds an animal in a small pond in his backyard. He sees that it laid its eggs, but the parents live on land. What type of animal could this be classified as?
a)
fish
b)
mammal
c)
reptile
d)
amphibian
44.
When creating an experiment, Talen says that if you put baking soda and vinegar together that will create a gas which is a chemical change. Is he right or wrong and why?
a)
He is wrong. It is a physical change.
b)
He is wrong. It makes no changes.
c)
He is right. It will form bubbles, showing its a chemical change.
d)
He is right. It is a chemical change because nothing will happen when mixed together.
45.
Jack says that if you light a match on fire, it is a physical change because it looks different which would be a physical change. Ellen says that it is a chemical change because a new substance is formed and the match cannot be reversed. Who is correct?
a)
Jack is correct because a physical change is when it changes color.
b)
Jack is correct because it is still a match.
c)
Ellen is correct because the match is still a match even after burning it.
d)
Ellen is correct because it changes temperature and cannot be reversed.
46.
Two students mix together salt, sand and water. Which of these actions would be a physical change to the mixture?
a)
Boiling the water to leave the sand and salt.
b)
Straining the water through a strainer to leave the sand behind.
c)
Cook the mixture until all the water evaporates.
d)
Put more chemicals in it to allow the salt and water to evaporate.
47.
How can harmful microorganisms such as chicken pox be used tor beneficial purposes?
a)
Harmful microorganisms help the bacteria in your body stay balanced.
b)
Harmful microorganisms can be used to make yogurt.
c)
Scientists can take small amounts of the virus and use it to make a vaccine.
d)
Harmful microorganisms have no beneficial uses.
48.
Microorganisms have many different purposes. What is one beneficial use of yeast?
a)
to fight off bad microorganisms
b)
to make yogurt
c)
to cure chicken pox
d)
to make bread rise
49.
Abraham leaves a peach on the counter as part of an experiment. After four weeks he notices that a bluish green mold is on the peach. Which conclusion is true about this experiment?
a)
Microorganisms grew bigger and bigger as they ate the peach.
b)
The mold is not a microorganism.
c)
Microorganisms on the peach multiplied many times making them visible without a microscope.
d)
Peaches naturally turn bluish green as they ripen.
50.
Both Cara and Blake got sick. What might have been the cause of their sickness?
a)
You can conclude they got sick because they swallowed protists while in the lake.
b)
You can conclude they got sick because they got wet during the hike.
c)
You can conclude they got sick because there might have been e.coli in the undercooked hamburger.
d)
You can conclude they got sick because there was harmful bacteria in the cave.
51.
Botox (Clostridium botulinum) comes from a bacteria that causes a very dangerous food poisoning called botulism. This bacteria can cause severe illness and even death. Doctors have found that this microorganism can paralyze muscle spasms. This ability allowed it to be used with migraine headaches to reduce pain. Some doctors use its properties to temporarily smooth out wrinkles. Which conclusion is best supported by the evidence in the paragraph?
a)
People should stay away from Botox. It is a very harmful microorganism that can cause death.
b)
Humans should try to take as much botox as they can to avoid headaches and looking wrinkled.
c)
Botox is a microorganism that is neither helpful nor harmful. It is commonly found on every surface.
d)
Doctors have learned to use botox in a safe way so that its benefits outweigh that dangers of the microorganism.
52.
a)
The puppies will have thick fur.
b)
The puppies will easily respond to a whistle.
c)
They will not have a long tail.
d)
The puppies will herd sheep easily with training.
53.
Michael was talking with his mom about what makes a mammal different from the other vertebrates. Michael says it is because they give live birth. What is another reason he could give his mom to show how mammals differ from other vertebrates?
a)
They breathe with lungs.
b)
They can have either rough or smooth skin.
c)
They have mammary glands to give milk to their young.
d)
They swim in water sometimes.
54.
Controls what enters and leaves the cell
a)
Mitochondria
b)
Cell Membrane
c)
Cell Wall
d)
Nucleus
55.
What would happen to the plant cell without the chloroplasts?
a)
There wouldn't be an organelle that performs photosynthesis
b)
There wouldn't be an organelle that serves as the resevoir for water and waste
c)
There wouldn't be an organelle that regulates what comes in and out of the cell
d)
They wouldn't be an organelle that makes necesary proteins
56.
Which organism produces seeds but not flowers?
a)
Lilies and orchids
b)
Horsetails and ferns
c)
Pines and ginkgoes
d)
Ferns and orchids
57.
Jassmine was looking through a microscope at a cell. She sees that is circular and has a dot in the middle of it. Which Sample cell could she be looking at?
a)
Sample A
b)
Sample B
c)
Sample C
d)
Both Sample A and C
58.
What is the difference between organism A and organism B?
a)
Organism A is an animal and Organism B is not.
b)
Organism A has smooth skin and is an amphibian. Organism B is an invertebrate.
c)
Organism A and B are both vertebrates, but A lives on land for part of it's life.
d)
Organism A and B both don't have a backbone, but Organism A is an amphibian.
59.
What tool do you use to view the cells?
a)
metric ruler
b)
centrifuge
c)
microscope
d)
telescope
60.
What part is labeled W and what is it's function?
a)
It is the nucleus, which holds all the information to tell the other organelles how to function.
b)
It is the cytoplasm, which holds the organelles in place.
c)
It is the cell wall, which holds the plant cell's shape and protects it.
61.
What is the function of a cell wall?
a)
to protect and support the cell
b)
to perform different functions in each cell
c)
to prevent water from passing through it
d)
to prevent oxygen from entering the cell
62.
Vascular plants have to transport food and water through their cells, and not through a tube transportation system.
a)
True
b)
False
63.
How could you tell that a plant is a seed producer?
a)
It will have fruit, pollen or spores on it.
b)
It will be low to the ground.
c)
It will only have flowers on it.
d)
It will be very tall.
64.
Redwood trees can grow to be very tall because they are __________.
a)
Vascular
b)
Deciduous
c)
Nonvascular
d)
Flowering
65.
The first animal does not live in the water and has rough scaly skin. The second animal has fur and does not lay eggs. What are examples of these two animals?
a)
frog and penguin
b)
ladybug and moose
c)
snake and pig
d)
toad and human
66.
DJ was so frustrated with his test grade that he started ripping up his paper. He didn't think that was enough so then he set it on fire. What kinds of changes are these?
a)
Ripping the paper and burning it are both physical changes.
b)
Ripping the paper is a physical change and burning the paper is a chemical change.
c)
Ripping the paper is a chemical change, and burning it is a physical change.
d)
Both of them are chemical changes.
67.
You are looking at a living organism. It has what looks like smooth skin and is standing near the small pond in your backyard. What can you conclude from this information?
a)
It is an amphibian because it has smooth skin and lives in water for the first 80 days of it's life.
b)
It is a fish because it is near water.
c)
It is a mammal because mammals need water and nutrients.
d)
It is a bird because bird's need water to live.
68.
Heredity is the passing of traits from _____________________ to _____________________
a)
predators to prey
b)
water to rain
c)
parents to offspring
d)
fungi to protists
69.
a copper penny turning greenish after a few years.
a)
Chemical Change
b)
Physical Change
70.
A pathway for electricity to travel is called___________
a)
current
b)
static electrcity
c)
circuit
d)
circle
71.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
72.
Negatively charged particles move easily through certain materials called
a)
conductors
b)
insulators
73.
Which process most likely formed this landform? Select TWO.
a)
erosion by water
b)
weathering by water
c)
volcanic eruption
d)
deposition by wind
74.
Which of these is an example of erosion
a)
Light Shinning onto a mountain
b)
Rain breaking down rock
c)
Wind blowing away sediment
d)
All of the above
75.
The diagrams shows a natural process that weathers rock.
Which statement best explains why this process results in weathering?
Which statement best explains why this process results in weathering?
a)
frozen water acts as a solute
b)
water expands when it freezes
c)
the mass of water increases when it freezes
d)
frozen water dissolves most types of rock
76.
What is an instrument that detects and records waves produced by earthquakes? (This piece of equipment can measure the magnitude of an earthquake.)
a)
Epicenter
b)
Fault
c)
Seismogram
d)
Seismograph
77.
How is mechanical weathering different from chemical weathering?
a)
Chemical weathering happens over much shorter time frame than mechanical weathering.
b)
Chemical weathering changes the chemical composition of rocks; mechanical weathering does not.
c)
Chemical weathering occurs only in tropical climates; mechanical weathering occurs only in cool climates.
d)
Chemical weathering occurs only in the mountains; mechanical weathering occurs only on flat land.
78.
Mixtures are made of substances that are __________.
a)
chemically changed and can be physically separated
b)
chemically changed and cannot be physically separated
c)
not chemically changed and can be physically separated
d)
not chemically changed and cannot be physically separated
79.
If sugar and sand are mixed, which of the following methods would separate the sugar and sand?
a)
melt the mixture in a pot
b)
pour the mixture through a sieve
c)
pour the mixture into water to dissolve the sugar
d)
They cannot be separated.
80.
How can you change matter from one state to another?
a)
by changing its container
b)
by adding or removing heat
c)
by dividing it in half
d)
by changing its volume
81.
Malcolm left a cube of ice in a glass on a windowsill. In about an hour, the ice changed into a clear substance that took on the shape of the lower part of the glass. Finally, after three days, there appeared to be nothing in the glass at all. What states of matter did the ice cube pass through?
a)
liquid then gas then solid
b)
solid then liquid then gas
c)
gas then liquid then solid
d)
solid then gas then liquid
82.
Which of these would NOT make a good insulator?
a)
an eraser
b)
a piece of paper
c)
a paper clip
d)
a plastic comb
85.
What creates the magnetic field in an electromagnet?
a)
a bar magnet
b)
an electric current
c)
a compass
d)
an insulator
84.
Which of the following is needed to complete the electric circuit in the picture?
a)
another lightblub connected to the battery
b)
another battery connected to the lightbulb
c)
another wire connecting the battery to the lightbulb
d)
nothing is needed
85.
What creates the magnetic field in an electromagnet?
a)
a bar magnet
b)
an electric current
c)
a compass
d)
an insulator
86.
Most young animals inherit similar appearances, such as shape and color, from their parent animals. Which best describes why a baby deer (fawn) has spots when the adult deer do not?
a)
The spots help camouflage the fawn for protection.
b)
The spots help a fawn to be seen when crossing roads.
c)
The adult deer lose their spots by rubbing against trees.
87.
When a balloon is rubbed on the hair ...
a)
negative charges are transferred from the hair to the balloon.
b)
positive charges are transferred from the hair to the balloon.
c)
negative charges are transferred from the balloon to the hair.
d)
positive charges are transferred from the balloon to the hair.
88.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
89.
Is hammering wood together to build a house a chemical or physical change?
a)
chemical
b)
physical
90.
What is an example of a Chemical change?
a)
Ripped paper
b)
boiled egg
c)
cracked egg
d)
sugar in water
91.
Adding baking soda and vinegar together and it fizzes and creates carbon dioxide.
a)
Chemical
b)
Physical
92.
Fish, amphibians, reptiles, birds and mammals all belong to which group?
a)
Vascular
b)
Vertebrates
c)
Invertebrates
d)
Nonvascular
93.
Scientists classify organisms to ____________.
a)
Count the organisms quicker
b)
Catch the organisms in the wild
c)
Train the organisms to behave
d)
See how organisms are alike and different from each other
94.
Why are plants and animals different?
a)
Plants are unicellular and animals are multicellular.
b)
Animals have a backbone, but plants do not.
c)
Plants are producers, and animals are consumers.
d)
Plants have cell membranes and animals do not.
95.
A student watched a plant grow taller and taller in their yard. They decided to water the plant with red water. What will happen to the roots and stems of the flower?
a)
The roots and stems will stay the same color.
b)
The roots and stems will turn red because it is vascular.
c)
The roots and stems will change red because they are NONvascular.
96.
What do all of these organisms have in common?
a)
They all have uniform offspring
b)
They are all made of cells
c)
They possess the same features
d)
They have the same internal and external structures
97.
What was the most likely cause of this canyon's formation?
a)
Floods eroded the sandstone away from the canyon walls
b)
Glaciers eroded the canyon rock as they melted and moved
c)
Ice wedged into cracks in the rock and weathered the canyon walls
d)
Wind blew large rocks that smashed against the canyon walls
98.
What is the function of the cell nucleus found in both plant and animal cells?
a)
to produce energy
b)
to control cell activity
c)
to remove waste products
d)
to allow molecules to enter the cell
99.
The basic unit of structure and function in a living things.
a)
chloroplast
b)
nucleus
c)
cell
d)
cell membrane
100.
Are microorganisms helpful or harmful?
a)
Helpful
b)
Harmful
c)
Both
d)
Neither
101.
Salmonella and E. Coli can be found on ________________ and ________________ so it is important to cook all meat to kill bacteria.
a)
Waffles and scrambled eggs
b)
Broccoli and steamed corn
c)
Eggs and raw chicken
d)
Sushi and Toaster Strudel
102.
a)
a
b)
b
c)
c
d)
d
103.
a)
a
b)
b
c)
c
d)
d
104.
a)
a
b)
b
c)
c
d)
d
105.
If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?
a)
Filter
b)
Screen
c)
Magnet
d)
Evaporation
106.
What are the two poles of a magnet called?
a)
North and South
b)
East and West
c)
Up and Down
d)
Red and Blue
107.
What is the difference between a fish and amphibian?
a)
Amphibians only live underwater for part of their lives
b)
Fish have lungs
c)
Amphibians have gills and scales
108.
Which best explains why a tiger is a mammal?
a)
Because it has stripes that blend with its environment
b)
because its got fur
c)
because it eats meat
d)
because it has a backbone
109.
How are mosses and ferns alike?
a)
They both have fronds
b)
They both reproduce without seeds
c)
They both grow only at night
d)
They both grow in the oceans
110.
What is the function of the cell nucleus found in both plant and animal cells?
a)
to produce energy
b)
to control cell activity
c)
to remove waste products
d)
to allow molecules to enter the cell
111.
Consists of a jellylike substance that contains many organelles.
a)
ribosomes
b)
cytoplasm
c)
chloroplasts
d)
cell wall
112.
Conductors
a)
generate power
b)
generate electricity
c)
generate light
d)
generate sound
113.
Which characteristic did Malek most likely inherit from his parents?
a)
his ability to read fast
b)
his need to wear glasses
c)
his ability to speak English
d)
his need to count using his fingers
114.
Ms Jo Jo rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?
a)
The balloons will repel each other.
b)
The balloons will attract each other.
c)
The balloons will become positively (+) charged.
d)
The balloons will pop.
115.
What is the major difference between static electricity and current electricity?
a)
Current electricity involves a continuous flow of neutrons; static electricity is a sudden transfer of protons
b)
Current electricity can be deadly; static electricity is almost always safe
c)
In current electricity, there's a single transfer of electrons; in static electricity, there's a steady flow of electrons
d)
Current electricity involves a flow of electrons; static
electricity involves a single transfer of electrons
116.
This is a picture of a simple electromagnet. How can the electromagnet be made stronger?
a)
Add more coils of wire to the nail.
b)
Use a smaller battery.
c)
Reverse the poles of the magnet.
d)
Remove all the coils and the nail.
117.
A chemical change is easy to reverse.
a)
True
b)
False
c)
What's a Chemical change?
118.
What structure is in plant cells but not animal cells.
a)
cell membrane
b)
mitochondria
c)
cell wall
d)
vacuole
119.
What is chemical weathering?
a)
How rocks breakdown
b)
The breakdown of rocks by chemical reactions that change the rocks makeup/composition
c)
When rocks rust
d)
Mechanical Weathering
120.
The diagram represents a cell of a green plant.
Solar energy is used to produce energy-rich compounds in which structure?
Solar energy is used to produce energy-rich compounds in which structure?
a)
A
b)
B
c)
C
d)
D
121.
This cell part is in ALL cells. It is the gel-like substance that provides cell shape.
a)
Chloroplasts
b)
Chromosomes
c)
Cytoplasm
d)
Mitochondria
122.
My body is warm and covered in feathers. I lay eggs which hatch into chickens. What am I?
a)
Reptile
b)
Amphibian
c)
Mammal
d)
Bird
123.
Which of the following has an exoskeleton?
a)
Foxes
b)
Birds
c)
Lobsters
d)
Fish
124.
Animals that have backbones are called ___________.
a)
carnivores
b)
herbivores
c)
vertebrates
d)
invertebrates
125.
Which of the following is an invertebrate?
a)
frog
b)
monkey
c)
worm
d)
bird
126.
Which of the following vertebrates is cold-blooded but has lungs?
a)
fish
b)
birds
c)
mammals
d)
reptiles
127.
Animals that spend part of their lives in water and part on land are called_________.
a)
fish
b)
amphibians
c)
reptiles
d)
mammals
128.
Fish breathe using _________.
a)
lungs
b)
gills
c)
scales
d)
fins
129.
Birds and many insects have __________ to help them travel and escape predators.
a)
teeth
b)
stingers
c)
fins
d)
wings
130.
Animals whose babies drink their mother's milk are called ___________.
a)
birds
b)
fish
c)
mammals
d)
reptiles
131.
One difference between a lion cub and a flower seedling is that only the ____.
a)
lion cub needs food
b)
flower seedling needs water
c)
lion cub can move from place to place
d)
flower seedling has parents
132.
How do plants get their food?
a)
They get it from outside themselves.
b)
They create it using photosynthesis.
c)
They get it during pollination.
d)
Plants do not need food.
133.
Plants that produce flowers and fruits are __________.
a)
angiosperms
b)
gymnosperms
c)
conifers
d)
lycopsids
134.
Which of the following is an example of a gymnosperm?
a)
a tomato plant
b)
a wildflower
c)
an apple tree
d)
a fir tree
135.
Is height an inherited trait or a learned trait?
a)
inherited trait
b)
learned trait
100 %
