CLEP Cheat Sheet 2026

The 30 highest-yield CLEP facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What is the significance of a Punnett square? → To predict genetic cross outcomes
2. What is the term for the variety of life forms within an ecosystem? → Biodiversity
3. Identify the run-on sentence. → The bell rang the students left the room.
4. Oviparity as a reproductive strategy is defined as: → Laying eggs that develop and hatch externally
5. Which part of the brain controls balance and coordination? → Cerebellum
6. Which complement pathway is activated by antibody-antigen complexes? → Classical pathway
7. Choose the sentence with correct use of 'fewer' and 'less.' → There are fewer cars and less traffic today.
8. An enzyme's activity is reduced when a molecule binds a site other than the active site. This is called: → Noncompetitive inhibition
9. Which layer of the atmosphere contains the ozone that absorbs UV radiation? → Stratosphere
10. A double-blind experimental design is used primarily to control for: → Both experimenter bias and participant expectation effects simultaneously
11. Which sentence uses 'who' correctly? → The student who studied passed.
12. Which of these is not a dynamic marking? → Andante
13. Which of the following best describes the primary tactic employed to promote the passage's core idea? → providing examples
14. Which type of symbiosis benefits one organism while harming the other? → Parasitism
15. Which of the subsequent is not a component of the marketing mix? → planning
16. What is Engrailed proteins? → Transcription factors
17. Which sentence avoids wordiness best? → We must decide now.
18. Which process allows developing B cells to generate highly diverse antibody specificities? → V(D)J recombination
19. What process do cells use to divide and produce two identical daughter cells? → Mitosis
20. Which part of the human body produces insulin? → Pancreas
21. The genetic code is described as 'degenerate' because: → Multiple codons can code for the same amino acid
22. Which displays the Western music history's eras in the proper order? → Medieval, Renaissance, Baroque, Classical, Romantic, and 20th century
23. The words "recitative," "aria," and "oratorio" are used where? → Opera
24. Which organelle is considered the primary site of ATP synthesis during aerobic cellular respiration in eukaryotes? → Mitochondrion
25. Which type of RNA carries amino acids to the ribosome? → tRNA
26. What is the primary function of ribosomes in a cell? → Protein synthesis
27. All of the following—with the exception of______ causes failure of new products frequently: → existence of protocol
28. Which bacteria form root nodules on legumes and fix atmospheric nitrogen into usable ammonia? → Rhizobium species
29. What is the correct pronoun: 'Between you and ___, the plan is risky.'? → me
30. What is a keystone species? → A species that supports many others through ecosystem roles