WorksheetsHeredity Quiz
Total questions: 61
Worksheet time: 2hrs 8mins
Name
Class
Date
1.
Heredity is the passing of traits from _____________________ to _____________________
a)
predators to prey
b)
water to rain
c)
parents to offspring
d)
fungi to protists
2.
___________________________ is the study of how traits are passed on, or inherited.
a)
dominant traits
b)
ratio
c)
phenotype
d)
genetics
3.
Why did Mendel choose to study pea plants in order to learn how traits are passed from parent to offspring?
a)
Pea plants grow quickly
b)
Pea plants are ultraviolet
c)
Pea plants are rare and expensive
d)
Pea plants are take years to grow
4.
If a child has red hair, they inherited a certain _______________ from their parents.
a)
ratio
b)
trait
c)
probability
d)
sex chromosome
5.
One trait that is ALWAYS present and causes the other traits to disappear is a ________________________
a)
recessive trait
b)
aggressive trait
c)
absent trait
d)
dominant trait
6.
True or False: Recessive traits are ALWAYS present
a)
True
b)
False
7.
A ___________________ is a relationship between two numbers
a)
genetic
b)
trait
c)
ratio
d)
cycle
8.
Offspring receives two sets of _____________ (one from each parent)
a)
blue jeans
b)
genes
c)
machines
d)
pedigree
9.
_____________________ is the appearance of an organism, or how it looks
a)
phenotype
b)
ratio
c)
recessive trait
d)
heredity
10.
A ________________________ is used to predict the possible genotype from certain parents
a)
Mendel Grid
b)
Genetic Tic Tac Toe
c)
Punnett Square
d)
Pedigree Plot
11.
______________________ is the mathematical chance that something will happen
a)
division
b)
selective breeding
c)
ratio
d)
probability
12.
_____________________ are cells that join to make offspring
a)
speed cells
b)
sex cells
c)
pea cells
d)
pedigree cells
13.
True or False: Sex Chromosomes carry genes that determine the skin color and hair color of a child.
a)
True
b)
False
14.
Dominant or recessive?
tt
tt
a)
Dominant
b)
Recessive
15.
Dominant or recessive?
Dd
Dd
a)
Dominant
b)
recessive
c)
neither
d)
homozygous
16.
one set of instructions for an inherited trait
a)
heredity
b)
allele
c)
trait
d)
gene
17.
one of the alternative forms of a gene that governs a characteristic, such as hair color
a)
allele
b)
gene
c)
trait
d)
DNA
18.
an organism's appearance or other detectable characteristic
a)
genotype
b)
phenotype
c)
genetics
d)
heterozygous
19.
You get your genes from:
a)
Department Store
b)
Parents
c)
Aunt
d)
Neighbor
20.
The physical appearance of a gene:
a)
Genotype
b)
Heredity
c)
Phenotype
d)
Allele
21.
Homozygous or heterozygous?
BB
BB
a)
Homozygous
b)
Heterozygous
22.
Dominant or recessive?
tt
tt
a)
Dominant
b)
Recessive
23.
Which of the following pairs is homozygous dominant?
a)
Hh
b)
pp
c)
HH
d)
aa
24.
Which of the following is heterozygous?
a)
Hh
b)
gg
c)
HH
d)
GG
25.
Jackie is homozygous recessive for having dimples (D). What is her genotype?
a)
pp
b)
Dd
c)
dd
d)
DD
26.
True or false?
Heterozygous recessive traits have two identical allels expressed as lowercase
Heterozygous recessive traits have two identical allels expressed as lowercase
a)
True
b)
False
27.
Dominant or recessive?
Dd
Dd
a)
Dominant
b)
recessive
c)
neither
d)
homozygous
28.
having two of the same genes for the trait (sometimes called purebred).
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
29.
He is known as the father of modern day genetics.
a)
Gregory Mendel
b)
Greg Mendel
c)
Gregor Mendel
d)
Grace Mendel
30.
Which of the following alleles is homozygous recessive?
a)
Tt
b)
tt
c)
TT
d)
T
31.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
32.
Which of the following is a phenotype?
a)
Aa
b)
red hair
c)
heterozygous
d)
DNA
33.
Which of the following is NOT a genotype?
a)
heterozygous
b)
a trait
c)
Bb
d)
homozygous recessive
34.
AA and Aa always show up as
a)
dominant
b)
recessive
35.
aa always shows up as
a)
dominant
b)
recessive
36.
Aa is
a)
homozygous
b)
heterozygous
37.
having two different genes for a trait (sometimes called hybrid).
a)
protein
b)
homozygous
c)
heterozygous
d)
genotype
38.
The primary function of the chromosome is to...
a)
relay messages between different cells in animals.
b)
transport waste materials rapidly out of the cell.
c)
release energy by breaking down food molecules.
d)
store the genetic instructions needed to specify traits.
39.
Chromosomes are found in the ____________ of the cell
a)
Chloroplast
b)
Nucleus
c)
Cytoplasm
d)
Mitochondria
40.
The inherited traits of an organism are governed by
a)
leukocytes
b)
cytoplasm
c)
genes
d)
enzymes
41.
Bob is a tall, slender young man with red hair and blue eyes. Which couple would most likely be Bob’s parents?
a)
a slender, red-haired father and a tall, blue-eyed mother
b)
a tall green-eyed father with long brown hair and a short, brown-haired mother
c)
a short, green-eyed, black-haired father and a tall, brown haired, brown-eyed mother
d)
a short, plump brown-haired father with freckles and a short, blue-eyed red-haired mother
42.
Which feature of a bird is controlled only by inherited genes?
a)
diet
b)
habitat
c)
beak shape
d)
life span
43.
Which statement best supports why many offspring look similar to their parents?
a)
Offspring inherit characteristics from one parent.
b)
Offspring inherit characteristics from both parents.
c)
Parents choose which characteristics to pass on to their offspring.
d)
Parents choose to change their appearance to match that of their offspring.
44.
Which trait does a puppy inherit from its parents?
a)
fur color and pattern
b)
obedience to commands
c)
food brand preferences
d)
affection for a specific home
45.
Which characteristic would a child not inherit from one or both of its parents?
a)
freckles
b)
hair style
c)
eye color
d)
dimples
46.
What characteristic is inherited by only some members of its species?
a)
gills on a fish
b)
wings on a bird
c)
spots on a horse
d)
trunk on an elephant
47.
True or False: Recessive traits are ALWAYS present
a)
True
b)
False
48.
One trait that is ALWAYS present and causes the other traits to disappear is a ________________________
a)
recessive trait
b)
aggressive trait
c)
absent trait
d)
dominant trait
49.
If a child has red hair, they inherited a certain _______________ from their parents.
a)
ratio
b)
trait
c)
probability
d)
sex chromosome
50.
What is a gene?
a)
An entire chromosome that codes for a trait
b)
a piece of clothing
c)
a piece of a DNA on chromosome that codes for a trait
d)
Chemical messengers in your brain that code for a trait
51.
Chromosomes are found in the ____________ of the cells
a)
Vacuole
b)
Cell Membrane
c)
Nuclues
d)
Cytoplasm
52.
Which of the following combinations of sex chromosomes represent a female?
a)
XY
b)
XXY
c)
XX
53.
The two alleles that control the phenotype of a trait are called the trait's
a)
chromotype
b)
allelotype
c)
genotype
d)
heterotype
54.
Alternative forms of a gene are called
a)
Alleles
b)
Homozygous
c)
DNA
d)
Genetics
55.
The outcome of two parents reproducing is an
a)
allele
b)
mutation
c)
offspring
d)
heredity
56.
Incomplete dominance or co-dominance?
a)
Incomplete dominance
b)
Co-dominance
57.
Incomplete dominance or co-dominance?
A calico cat shows both the traits for orange fur and black fur.
A calico cat shows both the traits for orange fur and black fur.
a)
Incomplete Dominance
b)
Co dominance
58.
If you cross a black chicken with a white chicken, only checkered chickens would be produced. What kind of inheritance pattern does this follow?
a)
incomplete Dominance
b)
Co-Dominance
59.
This type of inheritance pattern is a MIXTURE of both traits.
a)
incomplete dominance
b)
co-dominance
c)
complete dominance
60.
A red flowered plant (RR) is crossed with a white flowered plant (WW). The gene for petal color in these plants expresses incomplete dominance. What percentage of the offspring will have pink (RW) flowers?
a)
0%
b)
25%
c)
50%
d)
100%
61.
What type of inheritance do two alleles have if their traits blend together?
a)
Incomplete Dominance
b)
Co-Dominance
c)
Mendelian Inheritance (Complete Dominance)
d)
Homozygous Inheritance
100 %
