Download Unit Plan Assessments

Name: ___________________
Block: ___________
Vocabulary Quiz
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
________ Allele
________ Principle of Dominance
________ Principle of Segregation
________ Homozygous
________ Heterozygous
________ Phenotype
________ Genotype
________ Punnett Square
________ Co-dominance
________ Incomplete Dominance
________ Locus
A. Some alleles are dominant and others are recessive
B. One allele is not completely dominant over another that results in a phenotype between the
two homozygous phenotypes
C. Same alleles
D. The phenotype of both alleles are clearly expressed
E. Alleles separate from each other during the formation of sex cells
F. The physical traits
G. A tool used to predict the outcome of a genetic cross
H. Different alleles
I. The specific location of a gene
J. The different forms of a gene.
K. The genetic make up
Name: ___________________
Block: ___________
Chapter 11 Quiz
1. Red flower color is dominant to white flower color in rose plants. What is the expected
phenotypic percentage result of a cross between two heterozygous rose plants?
a. 100% white
b. 50% red, 50% white
c. 25% red, 75% white
d. 75% red, 25% white
2. What is the study of heredity?
a. Cell and Molecular Science
b. Genetics
c. DNA Replication
d. Mitosis
3. What is the genetic make-up called?
a. Genotype
b. Co-Dominance
c. Phenotype
d. Genetics
4. A cross between a dominant homozygous and a recessive homozygous creates a ___________.
a. Purebred
b. Homozygous offspring
c. Parent Generation
d. Hybrid
5. A red carnation and a white carnation, both homozygous, combine and make pink carnation
offspring. What is the genotypic ratio for the Punnett Square Cross?
a. Ratio:
Name: ___________________
Block: ___________
b. What kind of dominance is being expressed?
a. Codominance
b. Incomplete dominance
c. Complete Dominance
6. Each gamete has how many alleles in a Punnett Square?
a. 1
b. 2
c. 3
d. 4
7. Different forms of a gene are called?
a. Traits
b. Gametes
c. Hybrids
d. Alleles
8. Organisms that have two identical alleles for a particular traits are said to be
a. Hybrid
b. Heterozygous
c. Homozygous
d. Dominant
9.
Human females produce egg cells that have
a. One X chromosome
b.
Two X chromosomes
c. One X or one Y Chromosome
d. One X and one Y Chromosome
10. What does probability have to do with genetics?
Name: ___________________
Block: ___________
11. A black lab (B1,B1) and a yellow lab (B2,B2) cross and have puppies. All of the puppies are
chocolate labs.
a. Create the Punnett square for the F1 Generation.
b. What kind of dominance is being expressed?
12. A breeder decides to cross two of the chocolate lab dogs.
a. Create the Punnett Square for the Cross
b. What is the genotypic ratio?
Name: ___________________
Block: ___________
Unit Test Multiple Choice
1. The different forms of a gene are called_________.
a. Traits
b. Alleles
c. Hybrids
d. Homozygous
2. Who is the father of genetics?
a. Einstein
b. Darwin
c. Watson
d. Mendel
3. If a pea plant’s alleles for height are tt, what is true of its parents?
a. Both parents contributed a dominant allele
b. Both parents contributed a recessive allele
c. Both parents were tall
d. Both parents were short
4. A homozygous tall plant (TT) is crossed with a homozygous short plant (tt). If the tall F1 pea
plants are allowed to self-pollinate, what would be the phenotypic ratio?
a. 4:0
b. 4:1
c. 3:1
d. 2:2
5. An organism with two different alleles for a particular trait is said to be ________
a. Hybrid
b. Homozygous
c. Purebred
d. Dominant
6. Each gamete contains how many alleles for a particular trait?
a. 1
b. 2
c. 3
d. 4
7. Gregor Mendel’s principles of genetics apply to
a. Only Plants
b. Only Animals
c. Only Pea Plants
d. All living things
8. Roan cattle show codominance for the color of their hair. There are alleles for red hair and white
hair. What would the expected phenotype look like if the trait showed incomplete dominance
instead?
a. Red
b. White
c. Spotted
d. Pink
Name: ___________________
Block: ___________
10. The arctic hare turns brown in the summer and white in the winter. What most likely influences
this change?
a. Gene and the environment
b. The environment alone
c. Dominant alleles
d. Codominant alleles
11. If an organism’s diploid number is 24, the haploid number is _______
a. 14
b. 12
c. 6
d. 48
12. Gametes are produced by the process of mitosis.
a. True
b. False
Name: ___________________
Block: ___________
13. Human females produce egg cells that have
a. One X chromosome
b. Two X chromosomes
c. One X and One Y chromosome
d. One Y chromosome
14. What is the approximate probability that a human offspring will be male?
a. 25%
b. 50%
c. 75%
d. 100%
15. How many chromosomes are shown in a normal human karyotype?
a. 2
b. 23
c. 26
d. 46
16. Human males have _______
a. One X chromosome only
b. Two X chromosomes
c. One X and one Y chromosome
d. Two Y chromosomes
17. If a woman with blood type A and a man with blood type B produce an offspring, what might be
the offspring’s blood type?
a. AB or O
b. A, B, or O
c. A, B, AB, or O
d. AB only
18. People who are heterozygous for sickle cell anemia are generally healthy because they
a. Are resistant to many different diseases
b. Have some normal hemoglobin in their red blood cells
c. Are not affected by the gene until they are elderly
d. Produce more hemoglobin than necessary
19. Which of the following produces an offspring with Down Syndrom?
a. XO in the 23 chromosome pair
b. XXY in the 23 chromosome pair
c. Trisomy in the 21 chromosome pair
d. Trisomy in the 18 chromosome pair
20. In a tobacco plant, the diploid number of chromosomes is 48. How many chromosomes will be
found in the pollen grain?
a. 96
b. 48
c. 24
d. 12
21. The four cells produced in meiosis will have a:
a. N number of chromosomes and will be genetically identical to each other
Name: ___________________
Block: ___________
22.
23.
24.
25.
b. N number of chromosomes and will differ genetically from each other
c. 2n number of chromosomes and will be genetically identical to each other
d. 2n number of chromosomes and will differ genetically from each other.
The step in meiosis in which chromosomes line up in a single file line along the equatorial plane
of the cell is called:
a. Prophase I
b. Prophase II
c. Metaphase I
d. Metaphase II
An example of a genotype is:
a. Blonde Hair
b. R and r
c. TtHH
d. Hemophiliac
Which of the following would not be possible for children of a type AB mother and type A
father?
a. O
b. A
c. B
d. AB
Which of the following factors could lead to variations in offspring?
a. Fertilization
b. Crossing over
c. Independent assortment
d. Pure breeding
Name: ___________________
Block: ___________
Unit Test Free Response
1. Two heterozygous tall plants cross-fertilized. Create a Punnett Square. (Use the letter “t” in your
Punnett square.)
a. What is the genotypic ratio?
b. What is the phenotypic ratio?
c. What is the phenotypic percentage for tall plants? For short plants?
2. When does crossing over occur in meiosis? (What phase?)
a. In your own words, describe how crossing over works?
b. What is the significant outcome of crossing over?
Name: ___________________
Block: ___________
3. What is non-disjunction?
a. What is an example of non-disjunction in humans?
4. Curly haired Carl (𝐶1 𝐶1 ) and pin straight Peggy (𝐶2 𝐶2 ) get married and have a baby girl, Wanda.
Unfortunately, the baby was born with very little hair on her head. As the doctor, provide the
Punnett square to help predict Wanda’s hair type.
a. What hair type does she have?
b. What dominance does Wanda’s hair exemplify?
5. Mendel crossed a two purebred pea plants and created an F1 generation of pea plants. The F1
generation are heterozygous purple and tall (PpTt) and cross-pollinate.
a. Create a dihybrid cross for  PpTt X PpTt
Name: ___________________
Block: ___________
b. How many plants will be purple and tall?
c. How many plants will be purple and short?
d. How many plants will be white and tall?
e. How many plants will be white and short?
f.
What is the phenotypic ratio?