WorksheetsGenetics
Total questions: 12
Worksheet time: 5mins
Name
Class
Date
1.
The physical features of an organism.
a)
Genotype
b)
Alleles
c)
Replication
d)
Phenotype
2.
An organism is considered ____ if it inherits identical genes from its parents.
a)
Hybrid
b)
Zygote
c)
Purebred
d)
Heterozygous
3.
This tool can be used to determine the probability or likelihood that an organism will have a certain trait.
a)
Punnett Square
b)
DNA Helix model
c)
Pedigree chart
d)
Karyotype
4.
An organism that is a hybrid can also be called:
a)
Homozygous
b)
Recessive
c)
Heterozygous
d)
Dominant
5.
A male is heterozygous for eye color (Ee) and a female is homozygous for eye color (ee). What percent of their children would also be homozygous?
a)
0%
b)
100%
c)
50%
d)
75%
6.
The 4 Nitrogen bases that form the rungs of the DNA ladder are:
a)
DABC
b)
ATCG
c)
CABD
d)
NTDA
7.
Some animals such as jellyfish and sponges can reproduce by producing a new organisms that are genetically identical. This is called:
a)
Sexual reproduction
b)
DNA offspring
c)
Mutation
d)
Asexual reproduction
8.
True or False:
An organism that is produced through sexual reproduction has 2 different sets of DNA from its parents.
An organism that is produced through sexual reproduction has 2 different sets of DNA from its parents.
a)
True
b)
False
9.
The passing of traits from parents to offspring is called:
a)
Mutation
b)
Meiosis
c)
Heredity
d)
Symbiosis
10.
This famous scientist discovered how genetics works by studying the traits of pea plants in his garden.
a)
Charles Darwin
b)
Edward Hubble
c)
Gregor Mendel
d)
Rachel Carson
11.
____ contains the genetic information for cells and determines a variety of traits (such as hair color, eye color, flower color, etc.)
a)
Meiosis
b)
DNA
c)
Nitrogen bases
d)
Cells
12.
When DNA replicates (makes a copy of itself) the new cell is called:
a)
A mutation
b)
A nitrogen base
c)
A daughter cell
d)
A chromosome
100 %
