WorksheetsSC PASS Review
Total questions: 262
Worksheet time: 2hrs 28mins
One way scientist analyze data is by using _________________________.
variable
theory
charts and tables
law
A representation that explains an object, theory or complex process
design
model
black box
collaboration
Controlled variables do not
change
happen
add data
interval
A good scientific conclusion includes
claim, evidence and reasoning
hypothesis and ending only
your opinion about how fun it was
pictures in color
A quantitative observation includes
numbers
words
colors
texture
Popeye states "Eating spinach will give you added strength." This is an example of
Claim
Evidence
Reasoning
Insanity
Which of the following is a qualitative observation?
The mass of the sample is 562 grams.
The temperature was 24 degrees Celsius.
There were two caterpillars eating the leaf.
The grizzly bear's summer coat is thin and yellowish.
If I give more water to the cucumber plant, then it will grow quickly. This is an example of a(n) _____________.
Inference
Hypothesis
Observation
Explanation
A DIAGRAM/DRAWING of the earth is an example of a
model
chart
toy
graph
Models can be all of the following EXCEPT...
pictures
computer printer
3-D replica
diagrams/drawing
Once you develop a question in science, what steps follows for you to answer your question?
collect data and interpret it
draw conclusions
do research
design an experiment
All of the following are examples of models excepts
a computer program showing migration of species
a drawing of a rocket
a diagram of a flower's parts
a rain gauge
Scientists and Engineers must observe the world around them so that they can
Plan an experiment
Create a graph
ask questions and identify problems
tell other scientists
Examine the table that shows the taxonomic classification of two flowers. Which statement is an accurate description of the flowers?
They both belong to different genera.
They both belong to the same species.
The both belong to the same order.
They both belong to different kingdoms.
A teacher creates a list of aquatic organisms with the characteristics they posses. A student claims that all these organisms can be group together as invertebrates. Which statement does the student give to support the claim?
All of the animals are aquatic.
All of the animals lack internal skeletons.
All of the animals can move and reproduce.
All of the animals cannot make their own foods.
A student reads that ducklings follow the first moving object after they hatch. This allows them to recognize and become attached to their mother, who provides food and protection to the ducklings. Which correctly identifies the type of behavior exhibited by ducklings?
inherited behavior; imprinting
learned behavior; imprinting
inherited behavior; conditioning
learned behavior; conditioning
A student listed certain body responses that caused by environmental stimuli. Which responses help get rid of excess body heat?
1, 2, and 3
1, 2, and 4
1, 3, and 4
2, 3, and 4
A student reads that a frog can use air to inflate itself so that it looks larger than its actual size. How does this adaptation help a frog survive in its environment?
It provides efficiency for movement.
It helps defend itself from predators.
It allows the frog to feed on its prey easily.
It allows the frog to create space for storing water in its body.
A student reads that hoverflies mimic the pattern of yellow and black coloration present on the body of a wasp. However, hoverflies are unable to sting other organisms like a wasp.
How do hoverflies mimic a wasp?
to attract mates
to fly effectively
to lure prey
to ward off predators
A student reads the common characteristics shared by several animals.
Into which category can these animals be classified?
amphibians
arthropods
mollusks
reptiles
The image shows a male peacock spider lifting two of its legs and its colorful tail flap up in the air.
Why does the male peacock spider display this kind of behavior?
to attract suitable mates
to hook and catch its prey easily
to warn other spiders about predators
to get rid of excessive heat from its body
A student records the behaviors observed in two animals.
Which statement correctly identifies the behaviors?
Both the cockroach's and the dog's behavior are learned behaviors.
Both the cockroach's and the dog's behavior are inherited behaviors.
The cockroach's behavior is a learned behavior, and the dog's behavior is an inherited behavior.
The cockroach's behavior is an inherited behavior, and the dog's behavior is a learned behavior.
How can a student make an electromagnet?
by moving two magnets close together
by connecting a battery to the ends of a bar magnet
by opening and closing a switch in an electric circuit
by wrapping a wire in an electric circuit around an iron ore
When is work done on an object?
when any force is exerted on an object
when the object exerts a force on another object
when a force exerted on the object causes it to move some distance
when the object resists any forces trying to cause a change in its position
How is heat transferred during conduction?
particles collide
particles move to new locations
energy moves through empty space
energy moves to high-temperature area
How is a single fixed pulley useful?
It reduces the amount of work that is done
It reduces the amount of force that is exerted
It changes the direction in which a force is exerted
It reduces the distance over which a force is exerted
What is A?
Source
Conductor
Transformer
Switch
What is B?
Source
Conductor
Transformer
Switch
What is C?
Source
Conductor
Transformer
Switch
What is D?
Source
Conductor
Transformer
Switch
How is a single fixed pulley useful?
it reduces the amount of work that is done
it reduces the amount of force that is exerted
it changes the direction in which a force is exerted
it reduces the distance over which a force is exerted
Which of these has mechanical kinetic energy?
a moving car
water behind a dam
a stretched rubber band
rocks at the top of a steep cliff
A student lifts an object directly up 2 meters. A second student lifts the same object the same height by pushing it a longer distance up a ramp. How does their work compare?
neither student did any work
both students did the same amount of work
the student wo lifted the object did more work
the student who pushed the object up the ramp did more work
How does this machine help a girl do work?
by changing direction
by reducing total work
by decreasing distance
by reducing effort force
Which change occurs in an electric circuit when a motor is running?
electrical energy is changed to chemical energy
thermal energy is changed to mechanical energy
mechanical energy is changed to electrical energy
electrical energy is changed to mechanical energy
How can you increase the efficiency of an inclined plane?
make it taller
make it steeper
make it smoother
make it rougher
In which example is kinetic energy being transformed into potential energy?
A ball falls down through a basket
you lift a bowl and put it on a shelf
rocks slide down a hill in a mudslide
a rubber band that was stretched is released
Which of these materials is a good conductor of heat energy?
air
wood
metal
animal fat
An electric circuit is made up of a battery, wires, and a bell. How is energy transformed in the circuit?
A student conducts an investigation by following these steps:
1. Hang a fixed pulley.
2. Attach an object to one end of the rope.
3. Measure the force needed to lift the object.
4. Add a moveable pulley to the fixed pulley.
5. Measure the force needed to lift the object.
Which is MOST LIKELY the question the student is trying to answer?
Does using a pulley make work easier to do?
Does a pulley work better than a lever or an inclined plane?
Does combining pulleys change the direction more than once?
Does combining pulleys decrease the effort force as well as change direction?
A woman held a heavy briefcase as she waited for a bus. She felt tired from holding the briefcase. Did the woman do work on the briefcase?
Yes, because she exerted a force on it.
Yes, because she felt tired from holding it.
No, because she did not exert a force on it.
No, because the briefcase did not move any distance.
A person places a ramp at the back of fa truck. He pushes furniture up the ramp and into the truck. How does the ramp make his job easier to do?
It decreases the distance he needs to move the furniture.
It decreases the effort force he needs to exert on the furniture.
It decreases the amount of work he needs to do to lift the furniture.
It decreases the time it will take him to lift the furniture into the truck.
A vehicle runs on solar energy. Which of these powers of the vehicle?
the sun
a battery
a group of green plants
a collection of light bulbs
A student attaches a washer to a toy parachute to investigate the relationship between parachute size and falling time. The student drops the parachute from a height of three meters and then repeats the procedure with a parachute of a different size. Each time, the student records the following measurements.
Which tools would provide the most accurate measurements to complete the chart?
The diagram shows a ponderosa pine tree. How far must water travel from the bottom leaves to the top of this ponderosa pine tree?
5 meters
15 meters
20 meters
25 meters
Which gas makes up most of Earth’s atmosphere?
argon
hydrogen
nitrogen
oxygen
This diagram shows four phases of the water cycle. Which phase of the water cycle is affected most directly by heat from the Sun?
phase L
phase M
phase N
phase O
Use the diagram to answer the question.
What happens to most of the solar energy directed to Earth?
It is absorbed by Earth.
It is reflected by Earth.
It is scattered by clouds.
It is absorbed by clouds
Use the pictures to answer the question.
Which two objects transform electrical energy into mechanical energy?
radio and heat pack
television and battery
battery and hair dryer
washing machine and ceiling fan
A student claims that plants grow and develop. The student plans to perform an investigation using seedlings to obtain evidence to support this claim. The chart shows the steps of the investigation.
Which step of the investigation would provide evidence to support the student’s claim?
step 1
step 2
step 3
step 4
You walk toward a squirrel. It scurries away and climbs a telephone pole. Which of the following charcteristics of life best describes this behavior?
Growth and development
Response and stimuli
Reproduction
Use of energy
Phloem helps in the transport of
Food
water
Food and Water
Oxygen
What is the size of a heart?
Closed fist
Hand
Open hand
Closed hand
What is causing this plant to bend toward the light
geotropism
thigmotropism
the wind
phototropism
This is an example of?
hydrotropism
phototropism
thigmotropism
geotropism
A tadpole changing into a frog is an example of which of he following characteristics of life?
Asexual Reproduction
Sexual Reproduction
Responding to stimuli
Growth and Development
Which of these characteristics do all organisms share?
They respond to stimuli
They use asexual reproduction
They can change form quickly
They can make their own food
Which of these organisms is a heterotroph
Pine tree
Butterfly
Tomato plant
Fern
Which is a question a scientist might ask to classify an organism into the correct kingdom?
Can the organism breed with similar organims?
Does the organism have one or many cells?
Does the organism have a backbone?
Are there other organisms that are the same?
If two organisms belong to the same order, then they must also belong to the same...
Class
Genus
Species
Family
The Scientific name for a horseshoe crab is Limulus polyphemus. Which classification group is Limulus?
Species
Genus
Order
Phylum
The most specific level of classification that a bald eagle shares with an osprey is Order. The most specific level that a bald eagle shares with a gray hawk is Family. What can you conclude?
The bald eagle is more like an osprey than a gray hawk.
The bald eagle and the gray hawk live in the same place
The bald eagle is more like a gray hawk than an osprey
The bald eagle and the osprey eat the same food
Organisms are classified into kingdoms based on two characteristics. One is the number of cells in their bodies. What is the other one?
Whether they can make food
whether they can reproduce
Whether they can move
Whether they can keep their temperature steady
A Scientist is using a table as a model to share information about the classification of a polar bear. What information does this model communicate?
Polar bears are in the same family as wolves
Polar bears have the same characteristics as all other bears
Polar bears do not have any characteristics in common with starfish
Polar bears have more in common with brown bears than with panda bears
An autotroph and a heterotroph are shown in the picture. Organism (a) is an autotroph.
The Scientific name of the Asian Elephant is Elephas maximus. What does this name show about the organisms classification?
The genus is Elephas
The family is maximus
The phylum is Elephas
The kingdom is maximus
The 35 phyla of the animal kingdom can be divided into two groups. Which characteristic separates these groups?
Whether they have fur or feathers
Whether they live on land or in water
Whether they have more than one cell
Whether they are vertebrates or invertebrates
The most specific classification group contains only organism of the same type. These organisms are able to breed and produce more organisms of the same kind. Which group is it?
Genus
Species
Phylum
Kingdom
Alligators produce offspring through sexual reproduction. Which statement is true about young alligators?
They are identical to the male parent
They are identical to the female parent
They have characteristics of both parents
They do not have characteristics of either parent
Clams and slugs are both mollusks. What characteristic must they have in common?
Jointed legs
Thick muscular foot
Exoskeleton
Hole at the top
Which pair includes ectothermic animals?
Birds and fish
reptiles and birds
mammals and fish
amphibians and reptiles
Which statement is true of all vertebrates?
They live on land
They move in the same way
They have blood moving through their vessels
They are ectothermic animals
An animal is an endothermic vertebrate. It breathes with lungs and has fur. In which group should the animal be classified?
Mammals
Birds
Reptiles
Arthropods
A flounder lies motionless on the sandy bottom of the ocean floor. It bends in so well with its environment that predators cannot see it. How does this help the flounder?
It helps the flounder find food
It helps the flounder move from one place to another
It helps the flounder defend itself
It helps the flounder reproduce
Which of these is an example of animals obtaining and using resources?
A parrots eating nuts and berries as well as minerals from clay deposits
Scorpions moving at night because they live in hot deserts
Elephants living in groups made up of several adult females and their calves
a mother wood duck calling to her hatchlings, in nests on tree branches, from the ground below.
Which of these is an example of mimicry?
A newborn fawn hides among tall grasses near the forest's edge
Gelada baboons live in a large troop on a high cliff in ethiopia
A spitting cobra spits venom at a predator that comes near
A viceroy butterfly has the same markings as a bad-tasting monarch butterfly
Which of these examples describes a structure penguins use for movement?
A penguin stands with a group of other penguins when a predator approaches
A penguin holds an egg under its feathers to keep it warm
A penguin uses sleek, smooth belly feathers to slide on ice
A penguin holds a squid in its bill
A horse runs hard and sweats heavily. What happens when the sweat on the horse evaporates?
The horse feels cooler
The horse feels much warmer
The horse's temperature does not change
The horse's temperature first rises and then falls.
Which statement describes an ectothermic animal?
The animal pants when it is too hot
The animal sweats when it is too hot
The animal burrows in the mud when it is too hot
The animal grows extra hair to keep warm in the winter
Which statement describes something an endothermic animal would most likely do when cold?
sweat
shiver
stretch out its body
become sluggish
Which statement describes something an ectothermic animal would most likely do when cold?
sweat
shiver
stretch out its body
become sluggish
Which statement tells how endothermic animals are different from ectothermic animals?
Endothermic animals keep a steady temperature inside their bodies
Endothermic animals live only in warm environments
Endothermic animals have backbones that produce heat energy
Endothermic animals need to warm their bodies in the sun's energy
Canada geese fly to southern North America in the fall to find food. In the spring, they fly north to Canada to have their young. Which behavior is this?
defense
hibernation
courtship
migration
Which of these is a learned behavior?
a peacock courting
a whale migrating
a dog sitting when told to
a turtle hatchling crawling toward the ocean
Which of these is an example of courtship?
Male and female emperor penguins take turns feeding their chick
a male bowerbird builds a nest and decorates it to attract a female
female lions leave the pride and find a quiet safe place to have their cubs
A musk oxen herd surrounds a calf to protect it when wolves are nearby
Which kind of behavior is speaking spanish?
instinct
learned behavior
inherited behavior
imprinting
A parrot learns that every time it says " Pretty please" its owner gives it a piece of fruit. What is this an example of?
Instinct
imprinting
conditioning
inherited behavior
A leafy sea dragon has a thin body and structures that look like leaf-covered branches. It blends in with clusters of seaweed on the ocean floor. What type of adaptation is this?
instinct
mimicry
imprinting
camouflage
What do all invertebrates have in common?
they have fur or feathers
they do not have a backbone
they have jointed legs for moving
They breathe with gills instead of lungs
A wolf cub comes too close to a skunk and gets a strong chemical sprayed in its face. Why does the skunk spray the wolf?
The skunk is trying to attract a mate
the skunk is using an inherited defense behavior
the skunk is doing what it learned from its parents
the skunk is learnining how to spray by trial and error
What is one way groups of vertebrates differ from one another?
Not all vertebrates are ectothermic
Not all vertebrates have a nervous system
not all vertebrates have a protective skin covering
Not all vertebrates have blood that moves through vessels
Which of these behaviors represents an example of migration?
A skunk sprays a foul-smelling oil when a predator comes too close to it
a male bird sings a specific song to attract female birds of the same species
a beaver slows down its activities and remains in its home throughout the winter
Caribou travels hundreds of kilometers before winter starts and then return in the spring
Baleen whales have structures in their mouths that let them filter objects out of water. what do these structures do for the whale?
provide movement
help them find a mate
help them obtain resources
help them defend against predators
The higher the altitude of a city, the _______________ the temperatures are.
hotter
colder
more consistent
weirder
The ________________ Effect is caused by Earth's rotation.
Ocean Current
Hurricane
Climate
Coriolis
On a summer day, a barometer reading shows an increase in air pressure. The humidity is 30%. Based on these data, what type of weather should be expected for the next day?
Clear and sunny
Cloudy and rainy
Rainy and windy
Cloudy and cold
What kind of weather is a low-pressure system most likely to bring?
Fair weather
Hot, sunny weather
Precipitation (rain or snow)
Light breezes
Which instrument measures air pressure?
sling psychrometer
hygrometer
barometer
anemometer
Which instrument measures temperature?
sling psychrometer
thermometer
barometer
anemometer
At which humidity is it most likely to rain?
50%
20%
77%
99%
What kind of weather is a high-pressure system most likely to bring?
Clear, sunny weather
Hot, sunny weather
Precipitation (rain and snow)
Light breezes
The local meteorologist said that a maritime polar mP air mass was moving over New Jersey in the next few days. What kind of weather will it possible bring?
Warm, dry weather
Cold, dry weather
Warm, wet weather
Cold, wet weather
Which instrument measures wind speed?
sling psychrometer
hygrometer
barometer
anemometer
The condition of the atmosphere at any given moment in a particular area is
weather
wind
air mass
doldrum
- A South Carolina high school basketball team travels to the National High School Invitational Tournament in Denver, Colorado. The South Carolina athletes find they are having trouble catching their breath during practice. Why is this?
They are tired from traveling.
They are taking in less oxygen due to the lower density of air in this higher altitude.
They are taking in more oxygen due to greater density of the air in this higher altitude.
They are not used to running because they have had several days without practice.
Compare the amount of nitrogen with the amount of oxygen in the atmosphere.
There is more than 3 times as much oxygen as there is nitrogen
There is less than 3 parts nitrogen
There is more than 3 times as much nitrogen as there is oxygen
The amounts of nitrogen and oxygen are about equal.
How is the boiling temperature of water affected by its location in the mountains rather than at sea level?
Water boils at a higher temperature because the air pressure is higher.
Water boils at a higher temperature because the air pressure is lower.
Water boils at a lower temperature because the air pressure is higher.
Water boils at a lower temperature because the air pressure is lower.
How does air pressure change as you climb a mountain?
it decreases (less air pressure)
it increases (more air pressure)
stays the same
the temperature gets warmer
In which temperature of air do the molecules spread out and take up more space?
cold
warm
The stratosphere is located between the
Thermosphere and Mesosphere
Thermosphere and Exosphere
Troposphere and Mesosphere
Ionosphere and Mesosphere
The ozone layer
protects us from meteors
absorbs dangerous solar radiation
smells like sulphur
is made of carbon dioxide
Which is NOT a reason the Thermosphere is the hottest layer in the atmosphere?
It is the outermost layer
The sun gives off more energy in this layer
Ozone generates heat in this layer
It is closest to the sun
What can you conclude from this graph?
As altitude increases, air pressure decreases
As altitude increases, air pressure increases
As altitude increases, air pressure is maximized
As altitude increases, air pressure remains the same
The Northern Lights are never found in the Troposphere. Why is this?
The Troposphere is too close to the ocean
There are no ionized gas molecules in the Troposphere
There are ionized gas molecules in this layer
You CAN find the Northern Lights in this layer
Which of these two air samples is more dense?
The cold air
The hot air
They both have the same density
There's not enough data to be able to tell
A heater is placed in a room as shown. Which method is being used to transfer heat around the room?
Radiation
Conduction
Convection
Insulation
A student conducts an experiment to compare how well different materials transfer heat. He places ice cubes of equal size in four different containers. Then he measures how long it takes for each ice cube to melt completely. The results are shown to the left. Which material is the best insulator of heat?
Drinking glass
Metal can
Foam cup
Plastic cup
If you have two pieces of metal (see illustration) in a very well insulated container, what temperature will both pieces of metal equal to if given enough time?
90
50
45
A scientist places balls of wax at the ends of four rods made of different materials. She then places the rods, with the waxed ends up, in a beaker of hot water and measures how long it takes for the wax to melt completely on each rod. Her results are in the table. Which is the best conclusion?
Stainless steel is the best insulator
Copper is the best conductor
Glass insulates better than wood
Stainless steel insulates better than glass
When warm air rises and cools high in the atmosphere and then sinks to the earth this creates _________ currents
convection
surface
deep
precipitaiton
What causes warm air to rise?
the fact that it's less dense than cold air
The fact that it weighs more than cold air
The fact that it has higher pressure than cold
the fact that its more dense than cold air
Which of these is an example of convection?
You live in a two story home and the second story is always the warmest
You go snowboarding and you get a really bad sunburn
You go outside and feel the heat of the Sun on your face
You place your hand on a hot stove burner
When humans produce more greenhouse gases by burning fossil fuels than are produced by natural processes, what can happen to the Earth's temperature?
It can decrease
Burning fossil fuels does not increase greenhouse gases
It will stay the same
It can increase
Which of the following does NOT happen to solar energy when it reaches Earth?
Some solar energy reflects off the atmosphere, back to space
Some solar energy passes through Earth and comes out the other side
Some solar energy is absorbed by land and water
Some solar energy is radiated from the Earth's surface and trapped by the atmosphere
Which of the following natural events is NOT a source of carbon dioxide?
Wildfire
Decomposing plants and animals
Volcanic eruption
Earthquake
At what point in human history did global carbon dioxide levels start to rise?
World War I
World War II
The Industrial Revolution
The invention of the car
What form of heat transfer heats most of the Troposphere?
conduction
thermal genesis
convection
radiation
Metals are examples of good
times
conductors
insulators
convectors
How are pseudopods similar to flagella?
Both are long, whiplike structures.
Both are used to engulf food particles
Both are reproductive parts of protists
Both are used by protists for movement
What term describes autotrophic protists?
Plantlike
Symbiotic
fungus-like
saprophytic
which best summarizes the relationship between mycelia and hyphae?
Mycelia are made up of hyphae
Mycelia provide food for hyphae
Mycelia are the resoonse of hyphae to a stimulus
Mycelia and hyphae are two similar species of fungi
Which correctly describes phototropism and gravitropism in fungi?
A form of movement involving hyphae
A method of obtaining food food from a host
A response to an environmental stimulus
A structure involved in reproduction and movement
Which correctly contrasts taproots and fibrous roots?
Taproots take in water, fibrous roots do not
Tap roots anchor the plant, fibrous roots do not.
Tap roots take in nutrients, fibrous roots do not.
Tap roots have one main root, fibrous roots do not
Which is the best explanation of water transport in a nonvascular plant?
Water moves only in the roots
Water moves from cell to cell
Water moves through a system of tunes
Water moves directly to the flowers from the roots
Which best identifies the function of Fruits?
Fruits contain seeds that will develop into new plants
Fruits save and protect seeds for fertilization
Fruits give the plant food
Fruits transfer pollen
Which plant structures are used primarily for defense?
Thorns
Seeds
Leaves
Stems
which of these are the starting materials for cellular respiration?
Carbon dioxide and water
oxygen and sugar
Water and sugar
water and oxygen
which best describes the role of transpiration in plants?
Producing food molecules
maintaining water balance
breaking down food molecules
capturing the energy in sunlight
Which process or processes involve the stomata?
Transpiration only
Photosynthesis only
Photosynthesis and transpiration only
Photosynthesis, respiration and transpiration
Read the following claim:
Only plants carry out photosynthesis and only animals carry out cellular respiration. How would you evaluate this claim?
The claim is false: Plants and animals both carry out photosynthesis
The claim is true: Plants make food molecules and animals respire
The claim is false: Plants and animals both carry out cellular respiration
The claim is false: Plants and animals carry out both photosynthesis and cellular respiration
A plant placed near a sunny windowsill will grow toward the light. which type of response is this an example of?
Thigmotropism
Phototropism
Hydrotropism
Gravitropism
A plants roots growing toward water is an example of what kind of response?
Thigmotropism
Phototropism
Hydrotropism
Gravitropism
What is an advantage of dormancy for plants?
Dormancy helps a plant avoid pests
Dormancy helps a plant get the water it needs
Dormancy helps a plant conserve resources in winter
Dormancy helps the roots grow in the correct direction
A student fills three identical pots with soil and labels them A, B, and C. The student plants 1 seedling in Pot A, 3 seedlings in Pot B and 6 seedlings in Pot C. She gives each pot the same amount of sunshine and water everyday. Then she measures the height of each seedling every few days for 3 weeks. What is the independent variable in the student's investigation?
The height of each seedling
The amount of soil in each pot
The length of sunlight each pot gets
The space each seedling has to grow
Which would best model xylem and phloem in plants?
Plastic wrap, because it prevents water loss.
Sponges, because they absorb and hold liquids
Drinking straws, because liquid moves through them
Balloons, because they can hold gases such as oxygen and carbon dioxide
which phrase could describe fungus-like protists obtaining the energy it needs?
In a pond, moving quickly to capture prey
On the deep ocean floor, using chemicals to make food
In the open deep ocean, near the surface, absorbing sunlight
On a rotten log, digesting the wood before absorbing it
A student planned a controlled investigation of how plant growth is affected by changes in the amount of water in the environment. She used four different pots containing plants and gave each pot a different amount of water. Each plant was the same kind and grown in the same type of soil. She gave the plants the same amount of light each day. What was the dependent variable in this student's investigation?
The amount of plant growth
The amount of light each plant received
The amount of water the plants received
The type of soil the plants were grown in
Cilia, flagella and pseudopods are structures found in protists. How are they similar?
They are used for reproduction
They are involved in external digestion
They are used for movement and to obtain food
They are used to capture light and carry out photosynthesis.
How are the stigma and style of plants similar?
Both are found in seeds
Both are used in reproduction
Both are male parts of flowers
Both are a site for photosynthesis
Which would be the most direct effect if a plant could not control transpiration?
It would not have enough food
It would not be able to transport sugars
It would not have enough water in its cells
It could not break down food to get energy
Which correctly describes phototropism in fungi?
The hyphae of fungi grow toward water
The mycelium of fungi grow toward food sources
Early in development, some fungi grow toward light
When they are mature, some fungi use light to make food.
Why might professional plant growers carefully control the amount of time their greenhouse lights are on each day?
The roots of many plants absorb water only when exposed to light.
Plants become dormant if they receive too many hours of light each day
Plants need a certain amount of light to carry out the process of cellular respiration
The flowering of some types of plants is controlled by the number of hours of darkness and light.
What does a plant do during cellular respiration?
Stores food
Makes food
Breaks down food
Gets food from other organisms
The first part of the plant to emerge from a sprouting seed is the root. If the seed is planted upside down, the root will first grow upward. Then it will turn and grow downward. What kind of response is this?
Gravitropism
Hydrotropism
Phototropism
Thigmotropism
In which type of plants do water and food move through xylem and phloem?
Seed plants only
Vascular plants only
Nonvascular plants only
Both vascular and nonvascular plants
Why does a plant needs its roots?
To get sunlight
To support its leaves
To take in water from the soil
To release extra water to the air
What role do chloroplasts play in plant survival?
They store food for later use
They absorb energy from sunlight
They control the release of water from leaves
They carry food from leaves to the rest of the plant
The hyphae of fungi are most similar in structure and function to which part of a vascular plant?
Leaf
Root
Stem
Flower
