Quiz on Heredity and Genetics

What is heredity?

• Study of plants

• Passing of traits from parents to offspring

• Study of human body systems

• Process of breathing

What is the study of heredity called?

• Biology

• Evolution

• Genetics

• Chemistry

What is the physical appearance of a trait called?

• Genotype

• Phenotype

• Chromosome

• Allele

Who is known as the father of genetics?

• Charles Darwin

• Gregor Mendel

• James Watson

• Rosalind Franklin

What organism did Mendel use for his genetic experiments?

• Fruit flies

• Pea plants

• Mice

• Corn plants

What ratio did Mendel observe in the F2 generation of his pea plant experiments?

• 1:1

• 3:1

• 4:1

• 2:1

What is a dominant trait?

• A trait that is always expressed

• A trait that is hidden

• A trait found only in plants

• A trait caused by mutations

What is a recessive trait?

• A trait that is always visible

• A trait that is masked by a dominant trait

• A trait passed only to males

• A trait with no genetic basis

What does the term 'genotype' refer to?

• The physical appearance of an organism

• The genetic makeup of an organism

• The study of genes

• The process of inheritance

What is an allele?

• A type of gene variation

• A chromosome structure

• A type of phenotype

• A dominant gene