Biology Unit 2 Review
Authored by Morgan Davidson
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9th - 12th Grade
Used 1+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
What is the smallest unit of matter that retains the properties of an element?
Molecule
Particle
Compound
Atom
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Which subatomic particle has a positive charge?
Proton
Neutron
Ion
Electron
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Which of the following is an example of a compound?
Nitrogen
Oxygen
Water
Hydrogen
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
An acidic solution has a pH value:
Less than 7
Equal to 7
Equal to 0
Greater than 7
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Which of the following is a characteristic of bases?
They taste sour
They have a high concentration of H+ ions
They turn litmus paper blue
They have a pH less than 7
6.
MULTIPLE SELECT QUESTION
30 sec • 2 pts
What are the roles of solvents and solutes in a solution?
Solute gets dissolved in the solvent
Solute dissolves the solvent
Solvent dissolves the solute
Solvent increases the concentration of the solution
Solute provides the medium for the solution
7.
MULTIPLE SELECT QUESTION
30 sec • 2 pts
Which two of the following statements are true about acids?
Acids have a pH value below 7
Acids produce H+ ions in solution
Acids taste sweet
Acids have a pH value above 7
Acids turn litmus paper blue
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