LS4.1 EOC Pre-Assessment

Front

Why are advantageous traits more likely to be passed onto offspring?

Back

Because they are more likely to survive and reproduce.

Front

What is the advantage of having different shaped beaks?

Back

To be able to eat the food readily available in the environment.

Front

What term describes genetic differences between organisms of the same species?

Back

Variation

Front

What is the study of embryos of various organisms to show a common ancestor because of similarities in development?

Back

Embryology

Front

Which of the following organisms in the kingdom Animalia are not closely related: mouse and hagfish, mouse and lizard, mouse and pigeon, mouse and chimp?

Back

Mouse and hagfish.

Front

What is natural selection?

Back

The process where organisms better adapted to their environment tend to survive and produce more offspring.

Front

Define adaptation in biological terms.

Back

A trait that helps an organism survive and reproduce in its environment.

Front

What is the significance of variation in a population?

Back

Variation increases the chances of survival for a species by providing a range of traits.

Front

What is embryology?

Back

The branch of biology that studies the formation and development of embryos.

Front

What is the role of dominant alleles in inheritance?

Back

Dominant alleles mask the effects of recessive alleles in determining traits.