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WorksheetsAll of Level 1
Total questions: 91
Worksheet time: 1hrs 10mins
Name
Class
Date
1.
Acids react with bases to form
a)
carbon dioxide gas
b)
hydrogen gas
c)
water and a salt
d)
water and sodium chloride
2.
Using the pH scale,
a)
acids go from 8 - 14
b)
acids go from 1-6
c)
acids have a pH of 7
d)
bases go from 1 - 6
3.
Which is NOT a characteristic of bases?
a)
forms hydroxide ions in solution
b)
is blue with most indicators
c)
reacts with water to dissociate into ions.
d)
has a low pH
4.
The name given to an acid-base reaction is
a)
ionization
b)
neutralization
c)
dissociation
d)
titration
5.
An acid turns the litmus paper _______.
a)
Blue
b)
Orange
c)
Purple
d)
Red
6.
All are examples of bases except
NaOH, KOH, LiOH, HCl
NaOH, KOH, LiOH, HCl
a)
NaOH
b)
KOH
c)
LiOH
d)
HCl
7.
The pH of water is?
a)
1
b)
7
c)
14
d)
doesn't have one
8.
Four different solutions are given, which one has the highest acidity.
11
7
5
3
11
7
5
3
a)
11
b)
7
c)
5
d)
3
9.
A base will produce a hydroxide.
a)
True
b)
False
10.
A base has a pH greater than 7.
a)
True
b)
False
11.
A neutralization reaction is between an acid a base that produce _______ and a salt
a)
a strong base
b)
a strong acid
c)
water
d)
a solid
12.
Orange Juice is an example of a(n) _____
a)
Base
b)
Acid
c)
liquid
d)
solution
13.
A solution with a pH of 8.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
14.
A solution with a pH of 3.6 would be...
a)
Acid
b)
Base
c)
Neutral
d)
Acid and Base
15.
OH- is called the:
a)
hydrate ion
b)
hydrogen ion
c)
hydronium ion
d)
hydroxide ion
16.
What is the approximate pH of seawater?
a)
2
b)
5
c)
7
d)
9
17.
Acids produce _________ ions when they break down or dissocciate.
a)
Hydroxide (OH-)
b)
Water
c)
Chlorine (Cl-)
d)
Hydrogen (H+)
18.
If there is excess hydrogen ions, the solution will be...
a)
acidic
b)
basic
19.
Zn(OH)2 is an example of a...
a)
acid
b)
base
c)
salt
20.
What color does acid turn litmus paper?
a)
It turns litmus paper purple.
b)
It turns red litmus paper blue.
c)
It turns blue litmus paper blue.
d)
It turns blue litmus paper red.
21.
NaCl is a ...
a)
acid
b)
base
c)
salt
d)
water
22.
What salt would be made if you mixed hydrochloric acid with sodium hydroxide?
a)
sodium ethanoate
b)
sodium chloride
c)
magnesium nitrate
d)
sodium hydrochloride
23.
Which acid was used to make the salt magnesium sulphate?
a)
hydrochloric acid
b)
sulphuric acid
c)
nitric acid
d)
formic acid
24.
Complete the following reaction:
Hydrochloric acid + magnesium hydroxide -->
Hydrochloric acid + magnesium hydroxide -->
a)
Magnesium chloride + water
b)
Magnesium + water
c)
Magnesium chloride + hydrogen gas
d)
Magnesium chloride + water + carbon dioxide
25.
Metal oxide + acid ---> ?
a)
salt + water
b)
salt + water + carbon dioxide
26.
Metal hydroxide + acid ---> ?
a)
salt + water
b)
salt + water + carbon dioxide
27.
Which ion causes pH to be less than 7?
a)
OH-
b)
H+
c)
Na+
d)
H
28.
Fe +2 and SO4 -2
a)
FeSO4
b)
Fe4(SO4)2
c)
FeSO2
d)
correct answer is not given
29.
Cu +2 and OH -
a)
CuOH2
b)
Cu2OH
c)
Cu(OH)2
d)
correct answer is not given
30.
Fe +2 and SO4 -2
a)
Fe2(SO4)2
b)
FeSO4
c)
SO4Fe
d)
correct answer is not given
31.
NH4 + and NO2 -
a)
NH4NO2
b)
NHNO2
c)
NO2NH4
d)
correct answer is not given
32.
Ga +3 and PO4 -3
a)
GaPO4
b)
Ga4PO
c)
PO4Ga
d)
correct answer is not given
33.
Li + and SCN -
a)
LiSCN
b)
SCNLi
c)
SCLiN
d)
correct answer is not given
34.
Ni +3 and CO2 -2
a)
Ni3(CO2)2
b)
NiCO2
c)
Ni2(CO2)3
d)
correct answer is to given
35.
Ca +2 and PO4 -3
a)
Ca3PO42
b)
Ca2(PO4)3
c)
CaPO4
d)
correct answer is not given
36.
Li + and MnO4 -
a)
LiMnO4
b)
MnO4Li
c)
Li4MnO
d)
correct answer is not given
37.
Ca +2 and OH -
a)
Ca2OH
b)
CaOH2
c)
Ca(OH)2
d)
correct answer is not given
38.
K + and PO3 -3
a)
K3PO3
b)
KPO3
c)
K(PO3)3
d)
correct answer is not given
39.
Be careful with this question.....
SO4 -2 and Al +3
SO4 -2 and Al +3
a)
(SO4)3Al2
b)
(SO4)2Al3
c)
Al3SO4
d)
Al2(SO4)3
40.
Be careful with this question.....
MnO4 - and Ca+2
MnO4 - and Ca+2
a)
(MnO4)2Ca
b)
MnO4Ca2
c)
Ca2MnO4
d)
Ca(MnO4)2
41.
NH4 + and OH -
a)
NH(OH)4
b)
NH4OH
c)
OHNH4
d)
correct answer not given
42.
Nucleotides are made up of a sugar, phosphate, and..?
a)
base
b)
nucleic acid
c)
cholesterol
d)
fatty acid
43.
Which shows the correct base pairing for DNA?
a)
C-A, T-G
b)
A-G, C-T
c)
C-G, U-A
d)
T-A, G-C
44.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
45.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
46.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains uracil
47.
The number of chromosomes in a human body cell
a)
23
b)
46
c)
92
48.
The number of chromosomes in a human sperm or egg cell
a)
11
b)
12
c)
23
d)
46
49.
Which of the following statements about homologous chromosomes is correct?
a)
Each gene is at the same location on both chromosomes.
b)
They are two identical copies of a parent chromosome which are attached to one another at the centromere.
c)
They come from the same parent.
d)
They are chromosomes that have identical genes and alleles.
50.
The proper term for egg and sperm cell
a)
gannet
b)
gamete
c)
garment
d)
gawhaaat
51.
What are proteins made of
a)
carbohydrates
b)
fats
c)
sugars
d)
amino acids
52.
An individual with two different alleles for a specific trait is said to be _____________.
a)
homozygous
b)
heterogenous
c)
homogenous
d)
heterozygous
53.
Which term correctly describes an individual with a pair of the same alleles for a trait?
a)
homologous
b)
heterozygous
c)
homozygous
d)
heterologus
54.
Phenotype refers to the _________ of an individual
a)
genetic makeup
b)
physical appearance
c)
recessive alleles
d)
dominant alleles
55.
When the genotype consists of a dominant and a recessive allele, the phenotype will be like the ______________ allele.
a)
dominant
b)
recessive
c)
both
d)
neither
56.
Examine the pedigree. The allele for the presence of a widow’s peak is dominant. Therefore, we can tell from the chart that in the couple labeled 2:
a)
the male is heterozygous and the female is homozygous.
b)
the male is homozygous and the female is heterozygous.
c)
the male is homozygous and the female is homozygous.
d)
the male is heterozygous and the female is heterozygous.
57.
Which of the following genotypes is homozygous dominant?
a)
A
b)
Aa
c)
AA
d)
aa
58.
What gender has an X and a Y chromosome?
a)
male
b)
female
c)
transgender
d)
all of the above
59.
What is the genotypic ratio here
a)
TT = 25% Tt= 50% tt=25%
b)
all tall
c)
TT= 75% tt = 25%
d)
Tt = 100%
60.
How many alleles (letters) do each person carry for a trait?
a)
1
b)
2
c)
3
d)
4
61.
How many alleles (letters) does a child get from each parent for each trait?
a)
1
b)
2
c)
3
d)
4
62.
How many boxes would say BB?
a)
1
b)
2
c)
4
d)
0
63.
What allele combination should go in the missing box?
a)
AA
b)
Aa
c)
aa
d)
none of these
64.
If B = brown hair and b = blonde hair, what is the probability of brown hair?
a)
25%
b)
50%
c)
0%
d)
75%
65.
The cells produced via meiosis are called:
a)
sex cells
b)
somatic cells
c)
body cells
d)
skin cells
66.
This produces 2 identical cells.
a)
mitosis
b)
meiosis
67.
What is it called when a sperm and egg meet?
a)
meiosis
b)
fertilization
c)
cell division
d)
mitosis
68.
When an area of a chromosome is exchanged with the matching area on its homologous chromosome, _________________ occurs
a)
crossing over
b)
mutagenesis
c)
hybridization
d)
fertilization
69.
The chromosomes that pair up during meiosis, are called __________ chromosomes.
a)
homozygous
b)
asexual
c)
homologous
d)
genes
70.
In which type of cells will mitosis occur?
a)
egg cells
b)
sperm cells
c)
jail cells
d)
Body cells except the sperm and egg cells
71.
After meiosis is complete, the new cells:
a)
are all identical
b)
are all different
c)
are half identical and half different
d)
are all stretched out
72.
Having two of the same genes for the trait (TT, tt); Both dominant or both recessive.
a)
homozygous or purebred
b)
heterozygous or hybrid
c)
twin offspring
d)
pairs of chromosomes
73.
What is an allele?
a)
The part of the gene that affects the phenotype
b)
The part of the gene that affects the genotype
c)
A version of a gene
d)
The physical manifestation of a gene
74.
At what time did runner A pass runner B?
a)
0 seconds
b)
1 second
c)
2 seconds
d)
3 seconds
75.
Which runner had a head start?
a)
A
b)
B
c)
C
76.
What is happening at B?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
77.
What is happening at A?
a)
Stationary
b)
Accelerating
c)
Slower steady speed; moving away from the starting position
d)
Steady speed; returning to start position
78.
Acceleration is defined as the CHANGE in
a)
time it takes for one place to move to another place.
b)
velocity of an object.
c)
distance divided by the time interval
d)
velocity divided by the time interval
79.
What is the speed this motion?
a)
constant speed
b)
not moving
c)
speed increasing
d)
speed increasing at a constant rate
80.
45 kg
a)
mass
b)
weight
81.
0.043 kg
a)
mass
b)
weight
82.
850 N
a)
mass
b)
weight
83.
112 N
a)
mass
b)
weight
84.
Gravitational potential energy depends on the ________ and ________ of the object.
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction
85.
When you are holding a book, energy is stored between the book and Earth; this type of energy is called ________ potential energy.
a)
Kinetic
b)
Potential
c)
Gravitational
d)
Friction
86.
which point has the most potential energy
a)
G
b)
f
c)
b
d)
a
87.
The unit used to measure work is the
a)
Watt
b)
Newton
c)
Joule
d)
meter
88.
Which of the following is the best example of work being done.
a)
doing homework
b)
lifting a box
c)
pushing a stationary box
d)
holding a box
89.
Convert 10 kg to Newtons
a)
0.098 N
b)
4.5 N
c)
100 N
d)
98 N
90.
Unit for Power
a)
Joules
b)
Newtons
c)
Watts
d)
Kg
91.
Energy present in a falling object just before it hits the ground
a)
gravitational potential
b)
kinetic
c)
both
d)
neither
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