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WorksheetsScience 4-8 Practice Test 2 of 2
Total questions: 50
Worksheet time: 25mins
Which of the following is the union of an egg and sperm that creates a new cell or set of cells distinct from the parents?
Asexual reproduction
Mitosis
Sexual reproduction
Gamete
A high school geology teacher would like their student to develop some basic observational skills for identifying minerals. Which of the following activities would best support that goal?
Giving students a textbook reading on rock types
Inviting a geologist to speak with the class
Have students use a mineral test kit to observe, test, and identify an unknown sample
Ask students to color in a diagram on mineral types
Which of these describes an ineffective teaching and learning strategy?
Discouraging talking or discussion
Asking open-ended questions
Encouraging student input through voice and choice
Developing a shared classroom learning agreement
Which cell structure below only appears in the plant cell and not the animal cell?
Mitochondria
Vacuole
Chloroplast
Cell membrane
An exit ticket is an example of this type of assessment, which is used to measure student understanding and progress that is not evaluative or graded. What is this type of assessment called?
Formal assessment
Informal assessment
Formative assessment
Summative assessment
Which term describes the relative proportions of different genotypes in a population?
Genotypic frequencies
Phenotypic frequencies
Mendelian ratios
Inheritance patterns
Which energy source cannot be replenished within a human lifetime?
Coal
Hydropower
Solar power
Which of the following is a compound machine rather than a simple machine?
Lever
Wedge
Pulley
Scissors
Which of the following correctly orders the parts of a body in order from most simple to most complex?
Cells → Tissues → Organs → Organ systems → Organisms
Cells → Organs → Organ systems → Tissues → Organisms
Organisms → Organ systems → Organs → Tissues → Cells
Tissues → Organs → Organisms → Organ systems → Cells
Which layer of the atmosphere is where clouds and weather occur?
Stratosphere
Mesosphere
Troposphere
Thermosphere
What type of energy makes a drum's surface vibrate when struck?
Nuclear energy
Radiant energy
Sound energy
What is the main factor that can alter the Hardy-Weinberg Equilibrium in a population?
Gene flow
Genetic drift
Natural selection
Mutations
What type of plate boundary occurs when Earth's tectonic plates collide or push against each other?
Convergent boundary
Divergent boundary
Transform boundary
Passive boundary
Which branch of mathematics is used to analyze random phenomena where outcomes cannot be determined before they occur?
Statistical analysis
Probability
Algebra
Calculus
Drug use can seriously disrupt brain function in childhood and adolescence. It can impair a student’s ability to remember, learn, find motivation, use proper judgment and control their behavior. What program can help students in school find connectedness, community and develop good relationships that can help both prevent engagement in risky behavior, but also help make good choices and decision-making?
Alcoholics anonymous (AA)
School counselor meetings
4-H program
Substance abuse prevention program
Which property of an object remains the same whether measured on Earth or the Moon?
Mass
Weight
Density
Internal matter
This important sheet consists of safety information for handling, storing and transporting of chemicals used in the classroom. Protective measures and properties of each chemical used in the class lab should also be provided on this resource. What is this resource called?
GHS
SDS
OSHA
NSTA
What force makes it harder to slide a heavy box across carpet than across a smooth floor?
Unbalanced force
Velocity
Friction
Acceleration
Which type of rock forms through the compaction and cementation of weathered and eroded sediments, as seen in sandstone and coal?
Igneous
Metamorphic
Sedimentary
Conglomerate
Which describes ineffective feedback?
Specific
Timely
Addressing areas of growth only
Student involvement
Which of these resources requires millions of years to replenish once consumed?
Natural gas
Solar
Wind
Water
What type of ocean phenomenon is represented in this image?
Tides
Waves
Tidal bore
Tsunami
Which of the following statements accurately describes exponential population growth?
The population grows at a steady, constant rate over time.
The population growth rate decreases as the population size increases.
The population growth rate increases as the population size increases.
The population growth rate fluctuates randomly over time.
What is the main principle behind constructing phylogenetic trees?
Genetic drift
Shared ancestry
Geographic distribution
Natural selection
The sun is predominantly composed of which two elements?
Hydrogen and Oxygen
Hydrogen and Helium
Iron and Helium
Helium and Oxygen
Which state of matter expands to completely fill any container it's placed in?
Solid
Liquid
Gas
Plasma
Which of the following correctly identifies the products of meiosis?
4 daughter cells with haploid DNA, genetically unique from the parent cell
2 daughter cells with diploid DNA, genetically identical to the parent cell
2 daughter cells with haploid DNA, genetically unique from the parent cell
4 daughter cells with diploid DNA, genetically identical to the parent cell
Which optical instrument uses a convex lens system primarily to magnify objects beyond their original size?
Microscope lens
Camera lens
Eye lens
Bifocal lens
Which of the following describes the composition of a DNA molecule?
A. A ribose sugar, phosphate group, and the nitrogenous bases uracil, thymine, adenine, and guanine
B. A deoxyribose sugar, a phosphate group, and the nitrogenous bases thymine, adenine, cytosine and guanine
C. A deoxyribose sugar, a phosphate group, and the nitrogenous bases uracil, adenine, cytosine and guanine
D. A ribose sugar, a phosphate group, and the nitrogenous bases uracil, adenine, cytosine and guanine
What is the purpose of using models in science?
To simplify complex concepts
To complicate scientific explanations
To replicate the actual size of the phenomenon
To eliminate uncertainties in scientific experiments
The scientific inquiry that is simply an experiment in which all factors are held constant except for the independent variable is known as:
controlled experiment.
descriptive study.
comparative data analysis.
case study.
Which assessment is an example of a summative assessment?
End of a unit exam
Exit ticket
An interview
A quick tech based game
Which of the following units should be used when students are measuring longer distances in science class?
Miles
Centimeters (cm)
Astronomical units (AU)
Meters (m)
Which of the following introduces new alleles into a population?
Genetic drift
Non-random mating
Gene flow
Mutation
Which type of star is characterized by an expanded, cooler outer layer that gives it a reddish appearance and much larger size than our sun?
Red Giant
Supernova
Stellar Nebula
Black Hole
Approximately how old is planet Earth?
4.6 billion years old
13.7 billion years old
1 million years old
545 million years old
What type of heat transfer causes hot air to rise and cold air to sink in a room?
Conduction
Convection
Radiation
Geothermal
A small number of individuals are isolated by being blown off the mainland to an island, they mate and reproduce but will have little genetic variation within the resulting population. This process exemplifies:
gene flow.
non-random mating.
natural selection.
founder effect.
When light bounces off a mirror, which property of light is primarily demonstrated?
Reflection
Absorption
Transmission
Refraction
In an 8th grade science lesson about sharks, students learn that these creatures first appeared in the fossil record about 420 million years ago. The shark body design has changed very little since then, suggesting they are well-adapted to their environment. Which unifying science concept does this lesson demonstrate?
Systems
Scale and proportion
Evolution
Cycles
Which human body system is in charge of processing food for cellular nutrition and energy?
Circulatory system
Digestive system
Immune system
Muscular system
Which of the following is an example of an assessment for student learning?
Tests and quizzes
Project
Diagnostic testing
Lab reports
What type of energy increases when a book is lifted from the floor to a table?
Radiant energy
Thermal energy
Gravitational energy
Nuclear energy
What type of rock forms when existing rocks are buried deep within the Earth and exposed to intense heat and pressure over time?
Igneous
Metamorphic
Sedimentary
Conglomerate
Which type of inquiry-based learning strategy is described by this statement?
"Students are given an open question for which they design the investigation method to reach a conclusion; this is usually done in groups."
Confirmation Inquiry
Structured Inquiry
Guided Inquiry
Open Inquiry
Which type of severe weather system develops from low pressure systems over warm ocean waters, gaining energy through thunderstorm activity?
Tornado
Hurricane
Blizzard
Snowstorm
Which law explains why a pendulum continues swinging back and forth with minimal energy input?
Law of Inertia
Law of Mass and Acceleration
Law of Motion
Law of E = MC2
Which system produces and releases hormones that regulate metabolism, growth, and reproduction?
Immune system
Nervous system
Endocrine system
Reproductive system
Which of these practices violates scientific ethical standards?
Honesty in reporting of scientific data
Careful transcription and analysis of scientific results to avoid error
Withholding methods, data and interpretation of results from publication
Moral obligations to society in general, and, in some disciplines,
responsibility in weighing therights of human and animal subjects
A teacher uses a mnemonic to help students remember the order of the planets in the solar system. The mnemonic is, "My Very Eager Mother Just Served Us Nine Pizzas". Which planet is represented by the word "Mother"?
Mercury
Mars
Earth
Saturn
