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WorksheetsMendel
Total questions: 26
Worksheet time: 24mins
Name
Class
Date
1.
Who is considered to be the Father of genetics?
a)
Mendel
b)
Watson & Crick
c)
Flemming
d)
Darwin
2.
What word is used to describe different versions of the same gene?
a)
Chromosomes
b)
Phenotype
c)
Alleles
d)
Genotype
3.
What word describes the inheritance of two alleles that are the same?
a)
Homozygous
b)
Heterozygous
c)
Homologous
d)
Heterotrophic
4.
What word describes the inheritance of two different alleles?
a)
Homozygous
b)
Heterozygous
c)
Heterotrophic
d)
Homologous
5.
What word is used to describe the characteristics (physical) that an individual inherits?
a)
Genotype
b)
Phenotype
c)
Homozygous
d)
Heterozygous
6.
What organism did Mendel do his famous studies of genetics with?
a)
bees
b)
carrots
c)
peas
d)
mice
7.
What is a factor that is covered up by another trait?
a)
Recessive
b)
Dominant
8.
What is a hybrid?
a)
Crossing two organisms with different traits
b)
A cool car
c)
A parent
9.
What is the passing of traits from parents to offspring known as?
a)
Heredity
b)
Genetics
c)
Punnett Square
10.
The scientific study of heredity is ____.
a)
Genetics
b)
Punnett squares
c)
Inheritance
d)
Biology
11.
Which generation in Mendel's experiments showed a 3:1 ratio of traits?
a)
The second generation offspring
b)
The first generation offspring
c)
The original parents
d)
None of the above
12.
All offspring in this generation (Mendel's experiment) exhibit the dominant trait.
a)
The first parent plants
b)
The first generation offspring
c)
The second generation offspring
d)
Generation X
13.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
14.
AA and Aa always show up as
a)
dominant
b)
recessive
15.
Aa is
a)
homozygous
b)
heterozygous
16.
The passing of genetic traits from parent to offspring is called
a)
cross-pollination
b)
cross-breeding
c)
heredity
d)
genetics
17.
Which is the correct phenotype for this organism?
a)
BB
b)
blue
c)
green
d)
bb
18.
When is a recessive allele expressed in offspring?
a)
when two copies are present
b)
when parents have no dominant alleles
c)
when the offspring is heterozygous
d)
when one copy is present
19.
Mendel's law of segregation states that during meiosis, the alleles that control each trait separate, and only _________________ from each pair is/are passed to the offspring
a)
one allele
b)
the dominant trait
c)
two alleles
d)
the recessive trait
20.
Which of the following genotypes is homozygous recessive?
a)
RR
b)
Rr
c)
rr
d)
None of the Above
21.
Brown (B) is dominant over white (b). Which genotype is a purebred for brown fur?
a)
BB
b)
Bb
c)
bb
d)
All of the above
22.
Another word for homozygous is...
a)
purebred
b)
hybrid
c)
heterozygous
d)
dominant
23.
What is the genotype for this organism?
(E= 3 eyes, e= 1 eye)
(E= 3 eyes, e= 1 eye)
a)
EE
b)
Ee
c)
ee
d)
EE or Ee
24.
What law states that in Tt the person will only show the dominant allele
a)
law of segregation
b)
law of independent assortment
c)
law of dominance
d)
law of punnett squares
25.
What is a phenotype
a)
The genetic make up (code)
b)
The physical trait
26.
An organism's _______ describes its genetic composition. An organism's _______ describes its appearance or observable characteristics.
a)
phenotype; genotype
b)
species; heredity
c)
heredity; species
d)
genotype; phenotype
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