PracticeQuiz content is free on an ad-supported model.

Unfortunately, we can't support ad blocker usage because of the impact on our servers. If you'd like to continue, please disable your ad blocker and reload page.

Reload page

Praxis II Middle School Content Knowledge Test Prep - Question List

Select how would you like to study

Study Mode Free Daily Question Test Mode

51. Which of the following elements displays bonding characterized by a delocalized “sea of electrons?”

Fluorine
Nitrogen
Copper
Sulfur
Argon

See answer

52. A saturated solution of NaCl is heated until more solute can be dissolved. How is this solution best described?

Dilute
Immiscible
Supersaturated
Unsaturated
Hydrophobic

See answer

53. Which of the following is the correct molecular formula for hydrobromic acid?

HBrO
HBr
H₂Br
H₂OBr
H₂O₂Br

See answer

54. The cell membrane is comprised of which of the following molecules?

Phospholipids
Carbohydrates
Proteins
Nucleic acids
Triglycerides

See answer

55. Which of the following is a distinguishing feature of viruses?

Viruses can only reproduce using a cell’s machinery.
Viruses are not composed of cells.
Viruses can infect all types of living organisms.
Viruses have genes made up of DNA or RNA
All of the above

See answer

Select how would you like to study

Study Mode Free Daily Question Test Mode

Ad-Blocker not supported

Praxis II Middle School Content Knowledge Test Prep - Question List

Select how would you like to study

Select how would you like to study