WorksheetsChromosome Quiz
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
What did Anton van Leeuwenhoek describe in his letter to the Royal Society?
a)
Tiny animalcules
b)
Chromosomes
c)
Homologous pairs
d)
Genetic traits
2.
What is the role of the egg and sperm?
a)
To create an incubator for the uterus
b)
To provide genetic material for the offspring
c)
To determine the sex of the baby
d)
To produce hormones for reproduction
3.
What did improved microscopes reveal about cells?
a)
They contain chromosomes
b)
They contain animalcules
c)
They have homologous pairs
d)
They have 46 chromosomes
4.
How many chromosomes are in a human sperm cell?
a)
23
b)
46
c)
XX
d)
XY
5.
What are homologs?
a)
Chromosomes with the same size and banding pattern
b)
Cells with a complete set of chromosomes
c)
Gametes with half the number of chromosomes
d)
Genes located on chromosomes
6.
What is the term for cells in the body that have a complete set of chromosomes?
a)
Diploid
b)
Haploid
c)
Gametes
d)
Zygotes
7.
What is the term for cells that have half the number of chromosomes?
a)
Haploid
b)
Diploid
c)
Gametes
d)
Zygotes
8.
What is the purpose of meiosis?
a)
To create identical daughter cells
b)
To create four unique cells for reproduction
c)
To copy DNA for cell repair
d)
To create new organelles
9.
What is an example of a genetic disorder caused by an extra chromosome?
a)
Down syndrome
b)
Edward syndrome
c)
Cystic fibrosis
d)
Sickle cell anemia
10.
Where are genes located?
a)
On chromosomes
b)
In the nucleus
c)
In the cytoplasm
d)
On the cell membrane
11.
What is the term for the genetic code of an individual?
a)
Genotype
b)
Phenotype
c)
Homolog
d)
Karyotype
12.
What is the term for the physical appearance of an individual?
a)
Phenotype
b)
Genotype
c)
Homolog
d)
Karyotype
13.
What is the term for a fertilized egg?
a)
Zygote
b)
Gamete
c)
Diploid
d)
Haploid
14.
Which parent determines the sex of the baby?
a)
Father
b)
Mother
c)
Both parents
d)
It is determined randomly
15.
What can a karyotype reveal?
a)
A genetic disorder
b)
The sex of the individual
c)
The number of chromosomes
d)
All of the above
16.
What is the term for a set of chromosomes arranged by size?
a)
Karyotype
b)
Genotype
c)
Phenotype
d)
Homolog
17.
What is the term for a genetic disorder caused by an extra chromosome in a set?
a)
Trisomy
b)
Monosomy
c)
Duplication
d)
Deletion
18.
What is the term for a genetic disorder caused by an extra chromosome 18?
a)
Edward syndrome
b)
Down syndrome
c)
Turner syndrome
d)
Klinefelter syndrome
19.
What is the term for the specific traits controlled by genes?
a)
Traits
b)
Phenotype
c)
Genotype
d)
Chromosomes
20.
What is the term for a litter of puppies with the same parents but different appearances?
a)
Genetic variation
b)
Genetic mutation
c)
Genetic disorder
d)
Genetic inheritance
100 %
