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100+ Free PAU General Sciences (Cantabria) Practice Questions
Cantabria PAU General Sciences 2026 (Pruebas de Acceso a la Universidad, Universidad de Cantabria) practice questions are available now; exam metadata is being verified.
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2026 Statistics
Key Facts: PAU General Sciences (Cantabria) Exam
90 min
Exam time duration for the PAU modality-subject paper
University of Cantabria (UNICAN) PAU Organising Commission
4 Apartados
Compulsory exam sections, each worth 2.5 of 10 points
UNICAN Ciencias Generales orientaciones / past papers
0–10 scale
Scoring system (minimum 4.0 in Access Phase to combine with Bachillerato)
Cantabria PAU Regulations
5 Blocks
Official saberes básicos blocks (RD 243/2022): Scientific Method, Matter & Energy, Earth System, 21st-Century Biology, Forces & Motion
2º Bachillerato Curriculum (LOMLOE), Ministerio de Educación
100
High-quality practice questions in this OpenExamPrep subject bank
OpenExamPrep
Master the 2026 Cantabria PAU General Sciences exam with 100 practice questions covering scientific methodology, matter and energy, the Earth system, 21st-century biology, and forces and motion. This English-language MCQ bank is a study adaptation of the theory knowledge behind the official written exam, not a format simulation.
Sample PAU General Sciences (Cantabria) Practice Questions
Try these sample questions to test your PAU General Sciences (Cantabria) exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.
1Which sequence best represents the standard steps of the scientific method used in scientific investigation?
A.Observation, hypothesis formulation, experimentation, data analysis, and conclusion
B.Conclusion, hypothesis formulation, observation, experimentation, and data analysis
C.Experimentation, observation, conclusion, hypothesis formulation, and data analysis
D.Hypothesis formulation, conclusion, observation, data analysis, and experimentation
Explanation: The scientific method begins with observing a phenomenon, then formulating a testable hypothesis to explain it, designing and running experiments, analyzing the resulting data, and finally drawing a conclusion that either supports or refutes the hypothesis.
2A student wants to test how the amount of fertilizer applied affects plant height. In this experiment, plant height is the:
A.Independent variable
B.Dependent variable
C.Controlled variable
D.Confounding variable
Explanation: Plant height is the dependent variable because it is the outcome that is measured and that changes in response to the amount of fertilizer, which the researcher deliberately varies.
3What is the main purpose of including a control group in a scientific experiment?
A.To increase the total number of participants so the study appears more credible
B.To ensure that every participant receives the experimental treatment
C.To provide a baseline for comparison so the effect of the tested variable can be isolated
D.To eliminate the need for statistical analysis of the results
Explanation: A control group does not receive the experimental treatment and serves as a baseline, allowing researchers to attribute observed differences to the independent variable rather than to chance or other factors.
4In the International System of Units (SI), which unit is the standard base unit for measuring mass?
A.Gram
B.Pound
C.Newton
D.Kilogram
Explanation: The kilogram (kg) is the SI base unit of mass, while the gram is a smaller, derived unit (one-thousandth of a kilogram) commonly used for everyday measurements.
5A measurement is reported as 4.20 cm. How many significant figures does this value have?
A.Three
B.One
C.Two
D.Four
Explanation: In 4.20, the digits 4, 2, and the trailing zero after the decimal point are all significant, giving three significant figures; a trailing zero after a decimal point is always counted as significant because it indicates measurement precision.
6If a corrosive chemical accidentally splashes into a student's eye during a laboratory activity, what is the correct immediate first response?
A.Rub the eye vigorously to remove the chemical
B.Flush the eye continuously with water at an eyewash station for several minutes
C.Apply a neutralizing chemical directly to the eye
D.Wait to see if irritation develops before taking any action
Explanation: Standard laboratory safety protocol requires immediately flushing the affected eye with copious amounts of water at an eyewash station for at least 15 minutes to dilute and remove the chemical before seeking medical attention.
7According to Karl Popper's criterion for distinguishing science from pseudoscience, a genuinely scientific statement must be:
A.Universally accepted by every scientist working in the field
B.Impossible to test using any current or future technology
C.Falsifiable, meaning it can in principle be proven false by an observation or experiment
D.Derived solely from mathematical logic without any empirical component
Explanation: Popper argued that what separates science from pseudoscience is falsifiability: a scientific claim must make predictions specific enough that they could be shown wrong by evidence, even if they are not ultimately falsified.
8A study finds that ice cream sales and drowning incidents both rise during the summer months. What does this best illustrate?
A.Ice cream consumption directly causes drowning
B.Drowning incidents directly cause increased ice cream sales
C.The study proves a scientific law linking the two variables
D.Correlation between two variables does not necessarily imply a causal relationship
Explanation: Both ice cream sales and drownings increase because of a third, confounding variable — warmer weather leads to more swimming and more ice cream purchases — illustrating that correlation alone does not establish that one variable causes the other.
9What role does peer review play in the scientific publication process?
A.It allows independent experts to evaluate a study's methodology and evidence before publication
B.It guarantees that the published results are permanently true and beyond future revision
C.It grants the researchers a patent on their discovery
D.It automatically ensures the study will be replicated by other laboratories
Explanation: Peer review is a quality-control process in which independent specialists assess a manuscript's methods, data analysis, and conclusions for soundness and originality before it is accepted for publication in a scientific journal.
10Why are double-blind designs frequently used in clinical drug trials?
A.To administer double the standard dosage to all participants
B.To prevent both participants and researchers from knowing who receives the treatment or placebo, reducing bias
C.To allow researchers to change the treatment protocol partway through the trial
D.To ensure that every participant receives the active drug rather than a placebo
Explanation: In a double-blind trial, neither participants nor the researchers assessing outcomes know who is receiving the active treatment versus a placebo, which prevents expectation effects from influencing the reported results.
About the PAU General Sciences (Cantabria) Practice Questions
Verified exam format metadata for Cantabria PAU General Sciences 2026 (Pruebas de Acceso a la Universidad, Universidad de Cantabria) is pending. The practice questions above remain available while official exam length, timing, passing score, fee, and administrator details are reviewed.