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Enzymes & pH

Authored by Margaret Malzone

Biology

9th - 10th Grade

NGSS covered

Used 7+ times

Enzymes & pH
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39 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An acid is a substance that releases

H+ is water
H- in water

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

bases are slippery

true
false

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

On the pH scale numbers higher than 7 indicate

acids

bases

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If you have a substance with a pH of 7.1 it is a(n).....

Acid
base

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A pH of 14 is a .....

strong acid
weak acid
Strong base
Weak base

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A(n) ______ is a substance with a pH less than 7

Acid
Alkaline
Base
Buffer

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following is true about acids and bases?

The lower the pH, the stronger the acid
the higher the pH, the stronger the acid
The lower the pH, the more neutral the acid
The higher the pH, the weaker the base

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