Genetics Trivia Quiz! Practice Test Questions!

14 Questions | By Rojas.raimer | Updated: Mar 21, 2022 | Attempts: 1890

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Are you looking for a genetics trivia quiz made up of practice test questions designed to help you with the exam? If you said yes, worry not like the quiz below is exactly what you need to refresh your understanding on all things DNA, hereditary and how DNA is split. Give it a shot and remember to keep an eye out for more quizzes just like this to add on to what you know.

Questions and Answers

1.

What is heredity?
- A.
  
  A trait you inheret from your parents.
- B.
  
  The passing of 46 chromosomes by each parent to children.
- C.
  
  The passing down of physical traits from parents to children.
- D.
  
  The passing of recessive genes.
- E.
  
  A genetic disorder.
2.

What is the correct analogy: Chromosomes are like ____________________________ for your body.
- A.
  
  Pillow
- B.
  
  A computer program
- C.
  
  Piece of clothing
- D.
  
  Present
- E.
  
  Telephone lines
3.

Humans have a total of ___________________ chromosomes in the cells of their body.
- A.
  
  46
- B.
  
  23
- C.
  
  69
- D.
  
  100
4.

Organisms that reproduce sexually have special ________________________ just for making offspring.
- A.
  
  Sex cells
- B.
  
  Mitochondria
- C.
  
  Chloroplasts
- D.
  
  Cell membrane
- E.
  
  Tissue
- F.
  
  Vacuole
5.

What makes sex cells different from regular cells?
- A.
  
  They are collored red and blue
- B.
  
  They have only a half set of genes
- C.
  
  They move all around your body
- D.
  
  They survive outside the body for weeks
6.

What is the relationship between DNA and chromosomes?
- A.
  
  Chromosomes are made out of DNA
- B.
  
  DNA is made out of chromosomes
- C.
  
  DNA and chromosomes are the same thing
- D.
  
  DNA forces chromosomes to mutate
7.

How many pairs of chromosomes exist in each of your cells?
- A.
  
  46
- B.
  
  23
- C.
  
  20
- D.
  
  15
8.

Why are your chromosomes arranged in pairs?
- A.
  
  Scientists aren't sure
- B.
  
  Because you get one from your mother and one from your father
- C.
  
  Because pairs are able to divide more easily
- D.
  
  Because DNA has a double helix
9.

Which of the following statements is true?
- A.
  
  Your set of DNA is the same as your siblings'
- B.
  
  Your set of DNA is the same as your mother's
- C.
  
  Your set of DNA is the same as your father's
- D.
  
  Your set of DNA is unique to you
- E.
  
  Your set of DNA is the same as your grandparents'
10.

Besides genetics, what other two factors are responsible for how you grow and develop?
- A.
  
  Environment
- B.
  
  How you treat others
- C.
  
  Nutrition
- D.
  
  What your parents look like
- E.
  
  How hard you study at school
11.

Curly hair is dominant, and straight hair is recessive. If a curly-haired man has a baby with a straight-haired woman what will happen?
- A.
  
  The baby will definitely have curly hair
- B.
  
  The baby will definitely have straight hair
- C.
  
  The baby will probably have straight hair
- D.
  
  The baby will probably have curly hair
12.

Which of the following is completely determined by your genes?
- A.
  
  Your weight
- B.
  
  Your bone structure
- C.
  
  Your personality
- D.
  
  Your intelligence
13.

What is the correct sequence from the simplest to the most complex?
- A.
  
  Chromosomes > Genes > DNA > Nucleus > Cell
- B.
  
  Cell > Nucleus > Chromosomes > DNA > Genes
- C.
  
  Cell > Genes > Chromosome > Nucleus > DNA
- D.
  
  DNA > Genes > Chromosome > Nucleus > Cell