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Worksheets(1) Subtest 2
Total questions: 75
Worksheet time: 41mins
What is the process of water moving across a semipermeable membrane?
Osmosis
Solubility
Diffusion
Saturation
Which of the following types of cells carry out photosynthesis?
Plant cells
Skin cells
All cells carry out photosynthesis
Muscle cells
What is commensalism?
An association where the smaller species benefits and the larger species is harmed
An association where one species benefits, and the other species is not significantly affected
An association where the larger species benefits and the smaller species is harmed
An association where one species is killed or inhibited, and the other organism is not significantly affected
Which of these is actually a form of deductive reasoning used in advanced mathematical proofs?
Mathematical Induction
Mathematical Inferential
Mathematical Assumption
Mathematical Hypothesis
After the bacteriophage uses its tail fibers to attach to the bacterial host, what will happen next in the lytic cycle?
Degradation of host DNA
Integration of viral nucleic acid into the bacterial genome
Assembly of the new viruses
Injection of viral nucleic acid
Why might a researcher use a sample rather than an entire population for their study?
Using a sample is more accurate than using an entire population.
Using a sample is more practical than using an entire population.
Using a sample is more respected than using an entire population.
Using a sample is more complicated than using an entire population.
Which statement best describes rock deformation?
It is a change in temperature.
It is a change in color.
It is a change in composition.
It is a change in size and/or shape.
What is the job of the human body's pulmonary circuit?
To pump the blood through your blood vessels.
To supply your body with nutrients needed for cellular activity.
To carry oxygen to the trillions of cells in your body.
To carry blood to the lungs so carbon dioxide can be released and oxygen can be picked up.
To return deoxygenated blood to the heart.
Which part of the cell is a series of compartments that work together to package, label, and ship proteins and molecules?
The endomembrane system
The nucleus
The ribosomes
The mitochondria
If we plug 2 in for x in the following expressions, they both give the same answer: 2x² - 1 and 3x² ÷ 2. Although both expressions yield the same solution in this case, why are they NOT equivalent?
The number 2 is a good test for equivalence of expressions.
They only use one variable.
They do not use the same mathematical operation.
The expressions are not simplifications of each other, so they don't yield identical solutions for all values.
The meristem produces tissues that later develop into more specialized mature structures. Which of the following correctly pairs the early tissue with the mature tissue?
Procambium → Vascular Tissue
Protoderm → Vascular Tissue
Procambium → Epidermis
Protoderm → Ground Tissue
Which of the following is the function of the nuclear envelope?
Protect the nuclear content
Protein synthesis
All of the answers are correct
Make RNA
The cells in your body have different amounts of mitochondria depending on their functions. Which of the following cells has more mitochondria?
A skin cell
All answers are incorrect
All cells have the same amount of mitochondria
A muscle cell
Which method can be used to factor x³ + 4x² + x +4?
All of them
Greatest common factor method
Quadratic method
Grouping method
Which of the following organisms has circular DNA in a space called the nucleoid?
Plants
Bacteria
Humans
Dogs
What do biologists think the most common reason for migration is?
To avoid interspecific competition
Availability of food
To find suitable breeding grounds
To avoid freezing cold temperatures
Typically, an inequality can have how many solutions?
One solution
Two solutions
Up to ten solutions
Multiple solutions
Which of the following are the components of a ribosome?
DNA and proteins
mRNA and rRNA
DNA and rRNA
rRNA and proteins
The turning of a figure or object about a fixed point is called:
Reflection
Translation
Resizing
Rotation
Light energy is converted into food in the
Nucleus
Ribosomes
Chloroplasts
Mitochondria
The creation of different types of RNA from DNA occurs in the
Smooth endoplasmic reticulum
Nucleus
Rough endoplasmic reticulum
Ribosomes
If you are measuring daily plant growth, which might be an appropriate tool to use to collect those measurements?
A ruler with millimeters
A ruler with inches
A quadrat
A meter stick
Which of the following is a true statement regarding oxygen?
Oxygen is the largest component of the atmosphere.
Oxygen is a natural occurring gas in the atmosphere.
Oxygen is not a reactant molecule in cellular respiration.
Oxygen is not a byproduct of photosynthesis.
Which of the following best demonstrates that molecules are always in motion?
A spoonful of sugar is added to a cup of cocoa, and the cocoa becomes sweet throughout.
A small stone is dropped into a glass of water and falls straight to the bottom.
An ice cube melts very slowly in a cold container.
A drop of oil is added to a pan of water and floats to the top.
Which of the following substances would turn litmus paper red?
Liquid drain opener
Salt water
Vinegar
Lye
In the periodic table of elements, an element's atomic number indicates the number of:
Neutrons
Electrons
Protons
Nuclei
Most of the elements in the periodic table are:
Metals
Gases
Nonmetals
Compounds
Which of the following shows the correct energy transformation?
Mechanical energy is converted to heat energy.
Chemical energy is converted to electrical energy.
Electromagnetic energy is converted to light energy.
Electromagnetic energy is converted to heat energy.
Which statement best explains the observation that as a car is driven at high speeds for a long time, the tires temporarily increase in size?
Gases can be compressed into smaller volumes by pressure.
As the temperature of a gas increases, the volume increases.
When the pressure exerted on a gas is greatest, the volume is greatest.
A compressed gas pushes out equally in all directions.
A nuclear reactor that powers an electricity generating plant relies on:
Cold fusion.
Fission.
Fusion.
Fission and fusion.
A spacecraft uses its engines to escape Earth's gravitational pull. Once in space, the spacecraft does not need its engines to stay in orbit. Which of the following best explains why an astronaut in orbit is weightless?
The spacesuit creates an air-free environment.
The gravitational attraction of the moon balances that of Earth.
Earth's gravity pulls the spacecraft and the astronaut equally, but no force pulls the astronaut to the spacecraft.
Mass is decreased due to the weaker gravitational pull.
A seesaw is an example of a(n):
Lever
Inclined plane
Wedge
Pulley
Which characteristic of a wave must change in order to affect the pitch of a sound?
Amplitude
Wavelength
Frequency
Crest
As a covered kettle of vegetable soup continues to boil gently on the stove, what happens to the temperature of the soup?
It falls very slowly.
It remains the same.
It rises very slowly.
It rises rapidly.
Which of the following is an example of a third-class lever?
A seesaw
A baby stroller
A baseball bat
A wheelbarrow
A commercial glass thermometer is partially filled with mercury. What physical principle best explains the use of mercury in thermometers?
The change in air pressure when air is heated moves the mercury.
Liquid mercury expands at regular intervals upon heating.
The liquid mercury expands more than the glass.
Gases expand more than liquids.
Which of the following best summarizes the importance of enzymes in the metabolic process?
They are secreted by the endocrine glands and regulate many bodily functions.
They permit certain chemical reactions to proceed at significant speeds.
They transfer energy from one complex molecule to another complex molecule.
They release stored energy to all parts of the body.
Which of the following subcellular organelles is the control center of the cell?
Chloroplast
Nucleus
Ribosome
Mitochondrion
Photosynthesis is essential for all life forms. Which of the following compounds constitutes the raw materials of photosynthesis?
Nitrogen and oxygen
Oxygen and glucose
Carbon dioxide and water
Carbon dioxide and oxygen
Which of the following organisms are most truly independent in obtaining nourishment?
Bighorn sheep
Palm trees
Humans
Salamanders
A student conducts an experiment to demonstrate changes that would possibly take place in the air in a sealed greenhouse containing many plants. Which of the following statements is the most likely result of this experiment?
The air becomes poorer in carbon dioxide.
The air becomes poorer in oxygen.
The air becomes richer in carbon dioxide.
The air becomes richer in carbon monoxide.
Ozone depletion is a serious environmental danger. Which of the following is not a true statement regarding ozone depletion?
It was detected over the Antarctic region.
It has the potential to change the genetic structure of phytoplankton.
It is directly linked to a rise in Earth's average temperature.
It could lead to an increase in skin cancer.
What is the chronological order of the evolutionary appearance of the following plants?
Moss, pine, rose, fern
Fern, moss, rose, pine
Moss, fern, pine, rose
Fern, rose, moss, pine
Which of the following best describes the role of producers in an ecosystem?
Producers obtain energy by consuming other organisms.
Producers capture energy and store it in chemical bonds.
Producers decompose dead organic matter.
Producers feed exclusively on herbivores.
A spacecraft uses its engines escape Earth's gravitational pull. Once in space, the spacecraft does not need its engines to stay in orbit. Which of the following best explains why an astronaut in orbit is weightless?
The spacesuit creates an air-free environment.
The gravitational attraction of the moon balances that of Earth.
Earth's gravity pulls the spacecraft and the astronaut equally, but no force pulls the astronaut to the spacecraft.
Mass is decreased due to the weaker gravitational pull.
How can water vapor become a problem in the Earth's atmosphere?
Excess water vapor creates more intense storms.
Increased water vapor can lead to an increase in other greenhouse gases.
Decreasing water vapor in the atmosphere creates a positive feedback loop, intensifying the greenhouse effect.
Increasing water vapor in the atmosphere creates a positive feedback loop, intensifying the greenhouse effect.
Earth's climate is influenced by natural events such as volcanic eruptions. Which of the following statements is the most logical global climatic consequence of cataclysmic volcanic eruptions?
A change in Earth's orbit, resulting in increased earthquake activity
A decline in the sun's energy that reaches Earth, resulting in lower global temperatures
An increase in the sun's energy that reaches Earth, resulting in higher global temperatures
An increase in the density of the lithosphere, resulting in increased plate tectonic activity
Almost all weather and cloud formations occur in the troposphere. Which type of cloud indicates an upcoming thunderstorm?
Cirrus
Stratus
Cumulonimbus
Altostratus
Why is the climate on the west coast of California relatively cool during the summer compared to temperatures on the east coast of New York?
The Gulf Stream carries cold water from the Tropics to the North Atlantic Ocean.
The cold-water California current creates cooler climates in coastal areas.
The El Niño effect prevents cold water from upwelling and causes higher ocean temperatures.
Water off the coast of California is warm enough to ge
The process that creates proteins from mRNA is called
Synthesis
Replication
Translation
Transcription
Histograms are very similar to what other graphical representations of numbers?
Bar graphs
Box plots
Cumulative frequency tables
Pie charts
Frequency tables
Which of the following is an acellular, parasitic particle consisting of protein and nucleic acid?
i. Virus
ii. Bacteria
iii. Bacteriophage
iv. Fungi
Which of the following statements are true about the relation shown? {(17, 1), (16, 2), (15, 3), (14, 4)}
Each input is related to exactly one output.
The relation is a function.
All of these are true statements about the relation shown.
15 is related to 3.
Which of the following has a positive charge and a mass of one amu?
element
neutron
proton
electron
Why was the seafloor spreading an important discovery?
It showed where the highest points of the ocean were.
It provided an explanation for how the plates could move.
It showed where the deepest points of the ocean were.
It showed locations where animals lived on the seafloor.
It showed where forces from within the Earth pushed the seafloor up.
The cytoskeleton is made of
Microfilaments
Intermediate filaments
Microtubules
All answers are correct.
Consider two forces both pushing an object in the same direction. Which of the following is accurate concerning these two forces?
Both forces can be added together resulting in movement of the object
The forces can be added together only if they are of similar magnitude
The larger force will result in the movement of the object while the smaller is cancelled out
Both forces can be added together to stop the object
The forces are subtracted from each other resulting in movement of the object
Researchers have two groups of children. One group is watching violent cartoons and the other group is watching nonviolent cartoons. Researchers are counting the number of violent acts in their children's play. The cartoon is the
stable variable
hypothesis
independent variable
operational definition
dependent variable
Which cells contain ribosomes and DNA?
Neither prokaryotic or eukaryotic cells
Prokaryotic cells
Eukaryotic cells
Both prokaryotic cells and eukaryotic cells
Electromagnetic induction is
the ability of a conductor to induce a magnetic field
the ability of a conductor to generate a magnetic field
the ability of a static magnetic field to induce a voltage in a conductor
the ability of a permanent magnet to induce a voltage in a coil
the ability of a changing magnetic field to induce a voltage in a conductor
Sandy is painting a scene of a waterfall from one of her pictures. She is copying the picture exactly as she sees it. Her picture is a rectangle measuring 4 inches wide by 6 inches long. How long will her painting be if she makes it 8 inches wide?
6 inches
12 inches
3 inches
5 inches
10 inches
Which type of cells have nucleus and membrane-bound organelles?
Both prokaryotic cells and eukaryotic cells
Prokaryotic cells
Neither prokaryotic or eukaryotic cells
Eukaryotic cells
Cellulose is a polysaccharide sugar that can be found in the
Cellular membrane
All answers are incorrect
Chloroplasts
Cell wall of a plant
During this step, the nuclear membrane breaks down.
Prophase
Anaphase
Metaphase
Prometaphase
Interphase
Where is the starting point of ribosome synthesis?
Nuclear pore
Nuclear envelope
Nuclear localization signal
Nucleolus
Which of the following does NOT take place in the nucleus?
Replication
Transcription
Ribosome synthesis
All of these take place in the nucleus
How do large proteins enter the nucleus?
Helped by an import protein
With a nuclear localization signal
With chemical energy
By stretching the nuclear pore
All of these
The is a double membrane that shields the nucleus.
DNA
Nuclear envelope
Chromatin
Nucleolus
Which of the following helps maintain the shape of the nucleus?
Nuclear pore
Nucleolus
Nuclear lamina
Nuclear localization signal
Nuclear envelope
What is the surface area of a cylinder
(a)
What is the Area of a circle
(a)
What is circumference formula
(a)
Volume of cylinder formula
(a)
Average can be found by
(a)
Time can be found by
(a)
