WorksheetsSoil pH
Total questions: 21
Worksheet time: 19mins
Name
Class
Date
1.
The pH of freshwater is...
a)
4
b)
10
c)
7
d)
8
2.
A(n) ______ is a substance with a pH less than 7
a)
Acid
b)
Alkaline/Base
3.
Which substance has a neutral pH of 7?
a)
Milk
b)
Orange Juice
c)
Water
4.
Is this substance acidic, alkali, or neutral?
a)
Acidic
b)
alkali
c)
Neutral
5.
On the universal pH scale, which color is neutral?
a)
Blue
b)
Red
c)
Green
d)
Maroon
6.
Is this substance acidic, basic, or neutral?
a)
Acidic
b)
Basic
c)
Neutral
7.
Is this substance acidic, basic, or neutral?
a)
Acidic
b)
Basic
c)
Neutral
8.
A solution with a pH of 8.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
9.
A solution with a pH of 3.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
10.
A solution with a pH of 7.0 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
11.
Which food is the most acidic?
a)
bananas
b)
lemon juice
c)
orange juice
d)
eggs
12.
If a pH is too alkaline, what can be added to make the pH more acidic?
a)
citric acid
b)
salt
c)
water
13.
Which of the following is an acid?
a)
Ammonia
b)
Drain cleaner
c)
Shampoo
d)
Orange
14.
What is another name for base?
a)
Phenolphtalein
b)
Alkaline
c)
Acid
d)
pH
15.
How would you describe these batteries?
a)
Acid
b)
Base
16.
What is the pH of distilled water?
a)
1
b)
4
c)
7
d)
11
17.
Which describes a base?
a)
Turns universal indicator red
b)
Has a pH greater than 7
c)
pH of 7
d)
pH of 3
18.
What is true of acids?
a)
They taste sour.
b)
They taste sweet.
c)
They are pH of 8 - 14
d)
They have a pH of 7
19.
Which of the following is a base?
a)
orange juice
b)
water
c)
vinegar
d)
dishwashing detergent
20.
Examine the results (blue) of the pH paper shown in the picture. What type of substance was tested?
a)
an acid
b)
a base
c)
a neutral substance
d)
none of the above
21.
The pH of the ocean is...
a)
4
b)
10
c)
8
d)
7
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