Grade 8 Science Quiz: Mendelian Genetics

Who pioneered on the study of Genetics?

• Carolus Linnaeus

• Charles Darwin

• Gregor Mendel

• Robert Brown

Which pair of dissimilar alleles for a certain trait is called?

• Allele

• Homozygous genes

• Heterozygous genes

• Chromosome

What is the study of genes to determine traits inherited by the offspring from the parents?

• Histology

• Zoology

• Botany

• Genetics

Which genotype of an organism is with the same alleles for a trait?

• Polygenes

• Homozygous genotype

• Genes

• Heterozygous genotype

The genetic makeup of an organism is called?

• Phenotype

• Heredity

• Offsprings

• Genotype

Which of the following is a heterozygous dominant genotype?

• HHH

• hh

• HH

• Hh

A monohybrid cross is a cross using?

• two factors or characters

• a combination of characters

• a single trait or character

• several factors or characters

Which does not describe Gregor Mendel?

• An Austrian monk

• Father of Genetics

• Author of Punnet Square

• Proponent of Law of Dominance

Which pair of letters represents a pure line dominant trait?

• tt

• Ee

• Gg

• CC

Which refers to the physical appearance of an organism?

• Phenotype

• Genes

• Allele

• Genotype