Question 1

Mitosis

Accepted Answer

Process by which a single cell divides into two identical daughter cells.

Question 2

Photosynthesis

Accepted Answer

Process used by plants and other organisms to convert light energy into chemical energy.

Question 3

Carbon Cycle

Accepted Answer

Bio-geochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth.

Question 4

Plate Tectonics

Accepted Answer

The theory explaining the structure of the earth's crust and many associated phenomena as resulting from the interaction of rigid lithospheric plates.

Question 5

Exponential Growth

Accepted Answer

Growth whose rate becomes ever more rapid in proportion to the growing total number or size.

Question 6

Algebraic Expressions

Accepted Answer

Mathematical phrases that can contain ordinary numbers, variables (like x or y) and operators (like add, subtract, multiply, and divide).

Question 7

Pythagorean Theorem

Accepted Answer

Theorem that states that in a right-angled triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.

Question 8

Quadratic Equation

Accepted Answer

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

Question 9

Rational Numbers

Accepted Answer

Any number that can be expressed as the quotient or fraction p/q of two integers, with the denominator q not equal to zero.

Question 10

Probability Theory

Accepted Answer

A branch of mathematics concerned with probability, the analysis of random phenomena.

Question 11

Empirical Probability

Accepted Answer

An estimate of the probability of an event occurring based on experimental data or observations.

Question 12

Binomial Theorem

Accepted Answer

A theorem that describes the algebraic expansion of powers of a binomial.

Question 13

DNA Replication

Accepted Answer

The process by which a double-stranded DNA molecule is copied to produce two identical DNA molecules.

Question 14

Periodic Table

Accepted Answer

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

Question 15

Endothermic Reaction

Accepted Answer

A chemical reaction that absorbs heat from its environment.

Question 16

Exothermic Reaction

Accepted Answer

A chemical reaction that releases heat into its environment.

Question 17

Chemical Bond

Accepted Answer

A lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds.

Question 18

Hydrologic Cycle

Accepted Answer

The cycle of water movement on, above, and below the surface of the Earth, also known as the water cycle.

Question 19

Newton's Laws of Motion

Accepted Answer

Three physical laws that form the foundation for classical mechanics.

Question 20

Law of Conservation of Energy

Accepted Answer

Energy cannot be created or destroyed, only transferred or changed from one form to another.

Question 21

Atomic Structure

Accepted Answer

The arrangement of protons, neutrons, and electrons within an atom.

Question 22

Theory of Evolution

Accepted Answer

Scientific theory that explains how species evolve or change through a process called natural selection.

Question 23

Biomes

Accepted Answer

Large regions characterized by a specific kind of climate and certain kinds of plant and animal communities.

Question 24

Cells

Accepted Answer

The basic building blocks of all living things.

Question 25

Ecosystem

Accepted Answer

A community of living organisms in conjunction with the nonliving components of their environment, interacting as a system.

Question 26

Genetics

Accepted Answer

The study of genes, genetic variation, and heredity in living organisms.

Question 27

Climate Change

Accepted Answer

A long-term change in the average weather patterns that have come to define Earth’s local, regional and global climates.

Question 28

Inference

Accepted Answer

The process of reaching a conclusion based on evidence and reasoning.

Question 29

Persuasive Writing

Accepted Answer

A form of writing where the writer uses words to convince the reader that the writer's opinion is correct.

Question 30

Point of View

Accepted Answer

The perspective from which a story is told or information is presented.

Question 31

Synthesis

Accepted Answer

The combination of components or elements to form a connected whole.

Question 32

Metaphor

Accepted Answer

A figure of speech in which a word or phrase is applied to an object or action to which it is not literally applicable.

Question 33

Symbolism

Accepted Answer

The use of symbols to represent ideas or qualities.

Question 34

Irony

Accepted Answer

A state of affairs or an event that seems deliberately contrary to what one expects.

Question 35

Foreshadowing

Accepted Answer

A literary device in which a writer gives an advance hint of what is to come later in the story.

Question 36

Hyperbole

Accepted Answer

Exaggerated statements or claims not meant to be taken literally.

Question 37

Theme

Accepted Answer

The central topic, subject, or message within a narrative.

Question 38

Imagery

Accepted Answer

Visually descriptive or figurative language, especially in a literary work.

Question 39

Allusion

Accepted Answer

An expression designed to call something to mind without mentioning it explicitly; an indirect or passing reference.

Question 40

Character Development

Accepted Answer

The process by which a character is introduced, advanced, and possibly transformed in a story.

Question 41

Plot

Accepted Answer

The sequence of events inside a story which affect other events through the principle of cause and effect.

Question 42

Rising Action

Accepted Answer

A series of events build toward the point of greatest interest in a narrative.

Question 43

Climax

Accepted Answer

The point of highest tension in a narrative; it is the most exciting and revealing part of a story.

Question 44

Falling Action

Accepted Answer

The parts of a story after the climax and before the very end.

Question 45

Resolution

Accepted Answer

The part of the story's plot where the main problem is resolved or worked out.

Question 46

First-Person Narration

Accepted Answer

A point of view (who is telling a story) where the story is narrated by one character at a time.

Question 47

Third-Person Narration

Accepted Answer

The narrator is not a character in the story and refers to characters by the third person pronouns (he, she, it, or they).

Question 48

Conflict

Accepted Answer

Any struggle between opposing forces. Usually, the main character struggles against some other force. This conflict is a key ingredient of the story.

Question 49

Satire

Accepted Answer

A technique employed by writers to expose and criticize foolishness and corruption of an individual or a society, by using humor, irony, exaggeration, or ridicule.

Question 50

Flashback

Accepted Answer

An interjected scene that takes the narrative back in time from the current point in the story.

Question 51

Mood

Accepted Answer

A literary element that evokes certain feelings or vibes in readers through words and descriptions.

Question 52

Tone

Accepted Answer

The attitude or approach that the author takes toward the work’s central theme or subject.

Question 53

Parallel Structure

Accepted Answer

The use of components in a sentence that are grammatically the same; or similar in their construction, sound, meaning, or meter.

Question 54

Active Voice

Accepted Answer

The structure of sentence where the subject performs the action expressed by the verb.

Question 55

Passive Voice

Accepted Answer

The structure of sentence where the subject is acted upon by the verb.

Question 56

Subjunctive Mood

Accepted Answer

A grammatical mood used to express various states of unreality such as doubt, possibility, necessity, or action that has not yet occurred.

Question 57

Relative Clause

Accepted Answer

A type of subordinate clause that contains the element whose interpretation is provided by an antecedent on which the subordinate clause is grammatically dependent.

Question 58

Dangling Modifier

Accepted Answer

A word or phrase that modifies a word not clearly stated in the sentence.

Question 59

Predicate

Accepted Answer

The part of a sentence (or clause) which tells us what the subject does or is.

Question 60

Adjective Order

Accepted Answer

The order in which multiple adjectives should be used to modify a noun: quantity, quality, size, age, shape, color, origin, material, purpose.

Question 61

Present Perfect Tense

Accepted Answer

A tense that expresses action that has occurred in the recent past that has an effect on the present moment.

Question 62

Past Perfect Tense

Accepted Answer

A tense that expresses action completed in the past before another past action.

Question 63

Future Perfect Tense

Accepted Answer

A tense that expresses action that will be completed in the future before another future action or time.

Oregon OSAS Comprehensive Prep Flashcard Set