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Biochemistry (game 2)
Test Description: A review for Unit 2 test.
Instructions: Answer all questions to get your test result.
1) Polarity, Cohesion, Adhesion, and Capillarity are…
A
the types of water.
B
the ordinances of water.
C
the compounds of water.
D
the properties of water.
2) Which one allows water to dissolve molecules easily?
A
Adhesion
B
Polarity
C
Capillarity
D
Cohesion
3) Water’s role as a --?-- is what makes it essential for life.
A
Solute
B
Substrate
C
Solution
D
Solvent
4) Which property of water creates high surface tension?
A
Adhesion
B
Capillarity
C
Cohesion
D
Polarity
5) Which property of water is this an example of? Plants have a xylem (straw-like tubes that carry water) where the water is pulled up.
A
Adhesion
B
Polarity
C
Cohesion
D
Capillarity
6) Which one is NOT true of the pH scale?
A
Expresses Hydrogen/Hydronium ion concentration
B
pure water is a 7
C
Means “polar Hydrogen”.
D
7 to 14 is a stronger base
7) Which one is NOT true of bases?
A
feel slippery to the touch.
B
Can taste bitter, sweetish, or salty
C
Means same thing as alkaline
D
turn Litmus Paper RED.
8) Any solution where water is the solvent.
A
Base
B
Dissociation
C
Aqueous solution
D
Acid
9) When a water molecule breaks apart.
A
Buffer
B
Dissociation
C
capillarity
D
Aqueous solution
10) A solid substance that gets dissolved.
A
Substrate
B
Solvent
C
Solute
D
Solution
*select an answer for all questions
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