Grade 9 · Biology
This quiz helps revise “Heredity and genetics” in Biology for grade 9. It has 25 questions in five categories: Heredity vocabulary, DNA & chromosomes, Classic inheritance, Sex cells & variation, Laws & predictions. Questions get harder as the points go up, from 100 to 500.
The 100- and 200-point questions are open here. The rest show only their first words, and there are no answers: all of that is in the game itself.
What is an offspring from a cross between parental forms that differ in a characteristic called?
What term means an organism's observable traits?
What term means the…
In the gameWhat is one of…
In the gameWhat term means the…
In the gameWhat shape do DNA's two strands form when they twist around each other?
Which DNA base pairs with adenine?
What DNA building block…
In the gameHow many chromosomes are…
In the gameWhat is the ordered…
In the game
The portrait shows who, the person who established basic inheritance patterns by crossing pea plants in a monastery garden?
What do we call a version whose trait is expressed when only one copy is present in the pair?
What do we call…
In the gameWhat do we call…
In the gameWhat do we call…
In the gameWhat type of cell division halves chromosome number while forming sex cells?
What is a change in an organism's DNA sequence called?
What term describes a…
In the gameWhich radiation in…
In the gameWhat process, pictured here…
In the gameWhat is the grid used to predict possible inherited combinations in offspring called?
What law says two inherited versions separate into different sex cells?
What cross uses an…
In the gameWhat principle says variants…
In the gameIn fruit flies like…
In the gameAll 25 questions and the answers are in the game. Invite your class or friends with a link — guests need no account.
