WorksheetsPunnett Squares
Total questions: 15
Worksheet time: 14mins
Name
Class
Date
1.
Aa, DD, bB, yy are all examples of
a)
genotypes
b)
phenotypes
2.
AA and Aa always show up as
a)
dominant
b)
recessive
3.
What ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness?
a)
0 in 4
b)
1 in 4
c)
2 in 4
d)
4 in 4
4.
Which of the following genotypes is heterozygous?
a)
Bb
b)
BB
c)
bb
d)
B
5.
Which of the characteristics is a lion least likely to pass on to its offspring?
a)
fur color
b)
length of tail
c)
scars on leg
d)
body size
6.
In a heterozygous genotype, the ___________ allele takes over in the phenotype.
a)
recessive
b)
dominant
c)
lower case letter
d)
both
7.
aa always shows up as
a)
dominant
b)
recessive
8.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
9.
G=green scales; g= white scales
What offspring do you get when you cross a 2 heterozygous parents?
a)
GG, gg
b)
GG, Gg, gg
c)
Gg, GG
d)
Gg
e)
Gg, gg
10.
When using a dichotomous key to identify organisms, what do we look at?
a)
physical features
b)
weather patterns
c)
environment
d)
diet
11.
What kingdom is a mushroom in?
a)
PLANT
b)
FUNGI
c)
PROTIST
d)
MUSHROOM
12.
Which of these are there the most of?
a)
KINGDOMS
b)
FAMILIES
c)
SPECIES
d)
ORDERS
13.
What language is used in naming stuff with scientific names?
a)
LATIN
b)
GREEK
c)
ENGLISH
d)
SPANISH
14.
Do humans beings need energy?
a)
Yes, they do
b)
No, they don´t
15.
Do animals need energy?
a)
Yes, they do
b)
No, they don´t
100 %
