Inherited Traits Quiz

What is genetic variation?

• Everyone having the same traits

• Differences in DNA among individuals

• Traits that are only influenced by the environment

• The study of genes and their functions

Which of the following is NOT a human genetic trait?

• Eye color

• Hair color

• Favorite food

• Earlobe attachment

What does heredity refer to?

• Learning new skills from friends

• Traits passed from parents to their children

• Changes in traits due to the environment

• Choosing traits we like

How can the environment influence traits?

• By changing the DNA sequence

• By affecting how genes are expressed

• By passing new genes from parents

• It cannot influence traits

Which of the following is a genetically inherited trait?

• Ability to play a musical instrument

• Natural hair color

• Language spoken

• Reading ability

What is the role of genes in heredity?

• They determine your age

• They store and transmit hereditary information

• They decide your hobbies

• They change daily based on the environment

Can identical twins have different traits as they grow older?

• Yes, because of environmental influences

• No, because they have the same DNA

• Yes, because they can choose their traits

• No, because they always like the same things

Which of the following traits is influenced by both genetics and environment?

• Blood type

• Height

• Eye color

• Earlobe attachment

Why do siblings often look similar, but not identical?

• They choose to look different

• They have different friends

• They share some, but not all, of the same genes

• They are influenced by different environments

What is a dominant trait?

• A trait that is rare in a population

• A trait that is hidden by another trait

• A trait that appears even if only one parent passes it on

• A trait that can only be seen if both parents pass it on