WorksheetsGenetics Test Review Game
Total questions: 20
Worksheet time: 20mins
Name
Class
Date
1.
A cell's chromosomes contain
a)
Genes
b)
Chlorophyll
c)
Sperm
d)
Egg cells
2.
What causes a person to have blue eyes?
a)
Eating foods high in protein at a young age
b)
Eating a lot of carrots
c)
Having a brother and sister with blue eyes
d)
Receiving a gene for blue eyes from each parent
3.
In guinea pigs the gene for black coat color is the dominant gene and the gene for white coat color is the recessive gene.
A guinea pig has a black coat. Which of the following provides the BEST explanation about the guinea pig's parents?
A guinea pig has a black coat. Which of the following provides the BEST explanation about the guinea pig's parents?
a)
The guinea pig received a recessive gene for white color from one parent and no gene for coat color from the other parent.
b)
The guinea pig received a dominant gene for black coat color from one parent and no gene for coat color from the other parent.
c)
The guinea pig received a dominant gene for black coat color from one parent and a recessive gene from white coat color from the other parent.
d)
The guinea pig received a recessive gene for white coat color from one parent and the recessive gene for white coat color from the other parent.
4.
Two new sea stars can be produced by dividing one sea star in half.
Which type of reproduction is describe above?
Which type of reproduction is describe above?
a)
Sexual
b)
Cloning
c)
Asexual
d)
External
5.
The physical expression of a trait in an organism is known as the...
a)
Chromosome
b)
Phenotype
c)
Genotype
d)
Double helix
6.
Which natural process results in offspring that are genetically identical to the parent?
a)
Complete metamorphosis
b)
Sexual reproduction
c)
Incomplete metamorphosis
d)
Asexual reproduction
7.
The diagram shows the formation of a zygote from an egg and a sperm. Chromosomes carry genetic information.
Which reproduction concept does the diagram show?
Which reproduction concept does the diagram show?
a)
All genetic information in a zygote is from one parent.
b)
All genetic information in sperm is from both parents.
c)
Fertilization ensures that traits are inherited from both parents.
d)
Fertilization results in a reduced number of chromosomes.
8.
Which of the following is an example of selective breeding?
a)
Cutting a stem from a plant so that a new plant grows from the stem.
b)
Taking a skin cell from a sheep and making an exact clone of the sheep.
c)
Replacing the DNA of a plant with DNA that allows the plant to grow in little water.
d)
Selecting 2 horses and having them mate in order to produce stronger offspring
9.
Two heterozygous green pea plants are crossed. Green pod color is dominant over yellow. What percentage will have green pods?
a)
100%
b)
50%
c)
75%
d)
25%
10.
Student observes kittens have the same color of fur as their mother. Which of these BEST describes why the fur color of the kittens is the same as their mother's?
a)
The mother cat and kittens live in the same environment which caused their fur color to be the same.
b)
The mother cat and the kittens share the same blood type, which contains information for fur color.
c)
The kittens received some genes from their mother, which contain information for fur color.
d)
The kittens received some nutrients from their mother before they were born which caused their fur color to be the same.
11.
Many plants reproduce asexually. How does the genetic material or DNA compare between the new plant and the parent plant in this type of reproduction?
a)
It is similar but not identical.
b)
It depends on the plant the parent is crossed with.
c)
It depends on the climate it is grown in.
d)
It is identical.
12.
The figure shows a Punnett square for an inherited trait.
The genotype 'aa' represents....
The genotype 'aa' represents....
a)
The genotype of the mother's egg
b)
The genotype that only girls will inherit
c)
The genotype that any of the children could inherit
d)
The genotype that exactly 1/4 of the children will inherit
13.
This list describes examples of reproduction for several organisms:
Butterflies lay eggs
Whales give birth to live young
A single-celled euglena splits into 2 cells
A single-celled amoeba produces young that are identical to the parent
Which organisms described on the list reproduce sexually?
Butterflies lay eggs
Whales give birth to live young
A single-celled euglena splits into 2 cells
A single-celled amoeba produces young that are identical to the parent
Which organisms described on the list reproduce sexually?
a)
Euglena and whales
b)
Butterflies and whales
c)
Euglena and Amoeba
d)
Butterflies and amoeba
14.
Sean is studying the advantages of selective breeding in plants. He made the following list of possible advantages:
1. Can produce corn that attracts grasshoppers
2. Can develop grass that can grow with less water
3. Can develop wheat that can grow in different types of soil
4. Can produces oranges that are not affected by freezing temperatures
Which items on the list provide logical arguments in favor of selective breeding?
1. Can produce corn that attracts grasshoppers
2. Can develop grass that can grow with less water
3. Can develop wheat that can grow in different types of soil
4. Can produces oranges that are not affected by freezing temperatures
Which items on the list provide logical arguments in favor of selective breeding?
a)
1, 2, 3
b)
2, 3, 4
c)
2, 4
d)
3, 4
15.
During which process does genetic material come from two parents?
a)
Asexual reproduction
b)
Photosynthesis
c)
Respiration
d)
Sexual reproduction
16.
having two of the same genes for the trait (sometimes called purebred).
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
17.
An offspring will receive how many alleles from each parent to determine a specific trait?
a)
one
b)
two
c)
three
d)
five
18.
G = green, g = yellow
The genotype for a yellow plant is...
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
19.
Genotype refers to the ...
a)
physical expression of the genes
b)
the possible combination of alleles in a gene
c)
whether an allele is dominant or recessive
d)
how an organism will appear
20.
One form of a gene is called_______________
a)
a DNA
b)
a Phenotype
c)
a trait
d)
an allele
100 %
