B11 UB(1) - Classification

The fundamental unit of biological classification is the:

• Gene

• Organism

• Individual

• Species

The biological species concept groups individuals into species based on

• Their ability to reproduce

• Morphological similarities

• Randomly

• Their range

What do we call a species that eats other organisms for food?

• Heterotroph

• Autotroph

• Mammal

• Plant

Which of the following is not an example of species interaction?

• Food supply

• Protection

• Reproduction

• Mutation

Which of the following best describes the difference between a population and an ecosystem

• An ecosystem includes non-living things

• A population includes the environment that organisms live in

• A population includes all species that live in an area

• An ecosystem only includes a single species

What is causing the many extinctions we are experiencing today?

• Human activity

• Natural climate change

• There are no extinctions!

• Asteroid impacts

Taxonomy is:

• The science of classifying

• When an animal is stuffed after it dies

• The diversity of life on earth

• The interaction of difference species

Why did ancient peoples want to identify plants?

• To see which were useful or poisonous

• To gain scientific knowledge

• Because it was easy to do

• To better understand DNA

Why is it not useful to use common names in science?

• Because there is only a single common name for each species

• Because each language has their own common name

• Because common names are too long and detailed

• Because science has to invent new things to change

In the name Ursus americanus, "Ursus" is the:

• Genus

• Species

• Kingdom

• Domain