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Praxis II General Science Content Knowledge (5435) Exam Practice 2
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The Praxis General Science: Content Knowledge (5435) exam is a test required by many states for credential candidates planning to teach science at a high school level. It is a single, computer-delivered test that includes questions from five content domains.

The exam content categories are Scientific Methodology, Techniques, and History; Physical Science; Life Science; Earth and Space Science; and Science, Technology, and Society.

Praxis II General Science Content Knowledge (5435) Exam Practice 2
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25 Questions

1. A student is working on a science project and is going through each step of the scientific method. After the student conducts his or her first experiment and records the results of the experimental test, what is the next step?
2. Which of the following of Lamarck’s evolutionary ideas turned out to be true?
3. Which of the following conditions and ion pairs is an example of a buffer?
4. Which of the following is a characteristic of a reputable scientific journal?
5. The Coriolis effect in the Earth’s oceans is caused by:
6. Which of the following would have the most massive radioactive decay?
7. Which type of aberration does not occur with concave spherical mirrors?
8. Which of the following is a science mnemonic strategy?
9. An object is 20 cm in front of a thin convex lens with a focal point of 10 cm. Where is the image located?
10. Which of the following statements correctly describes an effect of the Gulf Stream?
11. The asteroid belt in our solar system is located between
12. Which of the following demographic changes would lead to a population with an older age composition?
13. An electric field is pointing from south to north. If a dipole is placed in the field, how will the dipole’s orientation change?
14. Which of the following planets in our solar system is NOT a gas giant?
15. A population of pea plants has 25% dwarf plants and 75% tall plants. The tall allele, T is dominant to the dwarf allele, t. What is the frequency of the T allele?
16. On a standard biomass pyramid, level 3 corresponds to which trophic level?
17. Evidence that humans share a common ancestor with other primates includes all of the following EXCEPT
18. Darwin’s idea that evolution occurs by the gradual accumulation of small changes can be summarized as
19. A pulley lifts a 10 kg object 10 m into the air in 5 minutes. Using this information you can calculate:
20. An electron moves in a uniform electric field in the same direction as the electric field from point A to point B. Which of the following statements is true?
21. What wave characteristic determines if electromagnetic radiation is in the form of a radio wave or an X-ray?
22. Which of the following is an example of a density-dependent limiting factor?
23. After a science laboratory exercise, some solutions remain unused and are left over. What should be done with these solutions?
24. The stream of charged particles that escape the Sun’s gravitational pull is best described by which of the following terms?
25. In birds, gastrulation occurs along the

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