Question 1

Ecosystem

Accepted Answer

A complex network of interactions among organisms and their environment.

Question 2

Plate Tectonics

Accepted Answer

The theory explaining the structure of the earth's crust and many associated phenomena.

Question 3

Mitosis

Accepted Answer

A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus.

Question 4

Photosynthesis

Accepted Answer

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Question 5

Newton's Third Law

Accepted Answer

For every action, there is an equal and opposite reaction.

Question 6

Kinetic Energy

Accepted Answer

The energy a body possesses due to its motion.

Question 7

Density

Accepted Answer

The degree of compactness of a substance; mass per unit volume.

Question 8

Inertia

Accepted Answer

The resistance of any physical object to a change in its state of motion or rest.

Question 9

Quadratic Equation

Accepted Answer

A polynomial equation of the second degree, form ax² + bx + c = 0.

Question 10

Pythagorean Theorem

Accepted Answer

In a right-angled triangle, the square of the length of the hypotenuse equals the sum of the squares of the lengths of the other two sides.

Question 11

Semicolon Usage

Accepted Answer

Used to join closely related independent clauses in a sentence or to separate items in a list that already contains commas.

Question 12

Metaphor

Accepted Answer

A figure of speech that implies comparison between two unlike entities.

Question 13

Theme

Accepted Answer

The underlying message or big idea in a story or poem.

Question 14

Diction

Accepted Answer

A writer's choice of words, phrases, sentence structures, and figurative language, which combine to create meaning.

Question 15

Foreshadowing

Accepted Answer

A narrative device that hints at coming events; often builds suspense or anxiety in the reader.

Question 16

Reconstruction Era

Accepted Answer

The period after the Civil War, from 1865 to 1877, during which attempts were made to solve the political, social, and economic problems arising from reintegration of the South into the Union.

Question 17

Manifest Destiny

Accepted Answer

The 19th-century doctrine or belief that the expansion of the US throughout the American continents was both justified and inevitable.

Question 18

Industrial Revolution

Accepted Answer

The transition to new manufacturing processes in the period from about 1760 to 1840.

Question 19

Cold War

Accepted Answer

The geopolitical tension between the Soviet Union and the United States and their respective allies, the Eastern Bloc and the Western Bloc, after World War II.

Question 20

Civil Rights Movement

Accepted Answer

A struggle for social justice in the 1950s and 1960s for Blacks to gain equal rights under the law in the United States.

Question 21

The Federalist Papers

Accepted Answer

A collection of 85 articles and essays written by Alexander Hamilton, James Madison, and John Jay promoting the ratification of the United States Constitution.

Question 22

The Bill of Rights

Accepted Answer

The first ten amendments to the United States Constitution.

Question 23

Monopoly

Accepted Answer

A market situation where one producer (or a group of producers acting in concert) controls supply of a good or service, and where the entry of new producers is prevented or highly restricted.

Question 24

Opportunity Cost

Accepted Answer

The loss of potential gain from other alternatives when one alternative is chosen.

Question 25

Supply and Demand

Accepted Answer

The amount of a commodity, product, or service available and the desire of buyers for it, considered as factors regulating its price.

Question 26

Fiscal Policy

Accepted Answer

The use of government revenue collection (mainly taxes) and expenditure (spending) to influence the economy.

Question 27

Absolute Advantage

Accepted Answer

The ability of a country, individual, or firm to produce a good or service at a lower cost or with higher productivity compared to others.

Question 28

Comparative Advantage

Accepted Answer

The ability of a country, individual, or firm to produce a good or service at a lower opportunity cost compared to others.

Question 29

GDP (Gross Domestic Product)

Accepted Answer

The total value of all goods and services produced within a country in a given time period.

Question 30

Inflation

Accepted Answer

The sustained increase in the general price level of goods and services in an economy over time.

Question 31

Unemployment Rate

Accepted Answer

The percentage of the labor force that is unemployed and actively seeking employment.

Question 32

Globalization

Accepted Answer

The increasing integration and interdependence of countries through the exchange of goods, services, information, and ideas.

Question 33

Renewable Energy

Accepted Answer

Energy derived from sources that are naturally replenished, such as solar, wind, hydro, and geothermal power.

Question 34

Climate Change

Accepted Answer

Long-term shifts in temperature and weather patterns, primarily caused by human activities, particularly the emission of greenhouse gases.

Question 35

Biodiversity

Accepted Answer

The variety of plant and animal species present in an ecosystem or on Earth as a whole.

Question 36

DNA (Deoxyribonucleic Acid)

Accepted Answer

A molecule that carries genetic information and is responsible for the inheritance of traits in living organisms.

Question 37

Natural Selection

Accepted Answer

The process by which individuals with advantageous traits are more likely to survive and reproduce, leading to the gradual change in a species over time.

Question 38

Homeostasis

Accepted Answer

The ability of an organism or system to maintain internal stability and balance in response to changing external conditions.

Question 39

Carbohydrates

Accepted Answer

Organic compounds that serve as a primary source of energy and provide structural support in living organisms.

Question 40

Enzyme

Accepted Answer

A biological catalyst that speeds up chemical reactions in living organisms by lowering the activation energy required for the reaction to occur.

Question 41

Newton's Laws of Motion

Accepted Answer

Three fundamental laws that describe the relationship between the motion of an object and the forces acting upon it.

Question 42

Atomic Structure

Accepted Answer

The arrangement of protons, neutrons, and electrons within an atom, including the distribution of electrons in energy levels or orbitals.

Question 43

Periodic Table

Accepted Answer

A tabular arrangement of chemical elements organized based on their atomic number, electron configuration, and recurring chemical properties.

Question 44

Chemical Bonding

Accepted Answer

The attractive forces that hold atoms together in compounds, including ionic, covalent, and metallic bonding.

Question 45

Acids and Bases

Accepted Answer

Substances that, when dissolved in water, release hydrogen ions (acids) or hydroxide ions (bases) and can react to neutralize each other.

Question 46

Cell Membrane

Accepted Answer

The semipermeable barrier that surrounds the cytoplasm of a cell, controlling the movement of substances in and out of the cell.

Question 47

Genetics

Accepted Answer

The study of heredity and the variation of inherited traits in living organisms.

Question 48

Punnett Square

Accepted Answer

A diagram used to predict the probability of offspring inheriting certain traits based on the genetic makeup of the parents.

Question 49

Meiosis

Accepted Answer

A type of cell division that produces gametes (sex cells) with half the number of chromosomes found in other cells.

Question 50

Fossil Fuels

Accepted Answer

Non-renewable energy resources formed from the remains of plants and animals that lived millions of years ago, such as coal, oil, and natural gas.

Question 51

Greenhouse Effect

Accepted Answer

The natural process by which certain gases in the Earth's atmosphere trap heat, leading to the warming of the planet.

Question 52

Primary Source

Accepted Answer

An original document, artifact, or firsthand account that provides direct evidence or information about a particular event or topic.

Question 53

Secondary Source

Accepted Answer

A document or interpretation that analyzes or discusses primary sources, providing commentary or additional information about a particular event or topic.

Question 54

Literary Devices

Accepted Answer

Various techniques and elements used in literature to create specific effects, such as symbolism, imagery, irony, and allegory.

Question 55

Historical Context

Accepted Answer

The social, political, economic, and cultural conditions that surround and influence a particular historical event, period, or work.

Question 56

Point of View

Accepted Answer

The perspective from which a story is told, determining the narrator's relationship to the events and characters.

Question 57

Theme Development

Accepted Answer

The process of exploring and expanding the central ideas or messages in a literary work through various literary devices and techniques.

Question 58

Author's Purpose

Accepted Answer

The reason an author has for writing a particular text, such as to inform, persuade, entertain, or reflect on a certain subject matter.

Comprehensive Flashcard Set for Oklahoma OSTP Test Preparation