Unit 10 Evolutionary Relationship Test

Front

What is the scientific name for an organism composed of?

Back

The scientific name for an organism is made from the genus and species name.

Front

What is the first step when using dichotomous keys?

Back

We always start with step 1 when using dichotomous keys.

Front

In a cladogram, how can you identify the closest relative of an organism?

Back

The closest relative is the organism that branches off nearest to it on the cladogram.

Front

What do autotrophs do?

Back

Autotrophs make their own food.

Front

How can you determine the closest related species from data?

Back

The closest related species is the one that shares the most recent common ancestor.

Front

What is a cladogram?

Back

A cladogram is a diagram that shows the evolutionary relationships among various biological species.

Front

Define 'genus' in biological classification.

Back

Genus is a rank in the biological classification that groups together species that are closely related.

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs make their own food, while heterotrophs obtain food from other organisms.

Front

What is the purpose of a dichotomous key?

Back

A dichotomous key is used to identify organisms based on a series of choices that lead the user to the correct name.

Front

What does it mean if two species are closely related?

Back

It means they share a more recent common ancestor compared to other species.