BIO CLASSIFICATION

Two organisms mate and produce infertile offspring. Which of the following statements BEST explains why the offspring are unable to reproduce?

• The parents are of a different genus and a different species.

• The parents are of a different species, but of the same genus.

• The parents are of the same genus and of the same species.

• The parents are of the same species, but of a different genus.

In which of the following taxonomic groups would organisms have the LEAST number of similarities?

• kingdom

• class

• family

• genus

To determine how closely related organisms are, scientists consider all of the following EXCEPT

• embryonic structures.

• homologous structures.

• analogous structures.

• vestigial structures.

How did the discovery that DNA was a useful tool in determining evolutionary relationships MOST affect taxonomy?

• Scientists recognized that not all organisms could be classified as either plant or animal.

• Scientists recognized that bacteria and protists should be classified as different kingdoms.

• Scientists recognized that bacteria should be classified into two separate bacterial domains.

• Scientists recognized that fungi should be classified in a separate kingdom from plants.

Which statement is true?

• All fungi are multicellular heterotrophs.

• All fungi are single-celled heterotrophs.

• All animals are multicellular heterotrophs.

• All animals are single-celled heterotrophs.

What are the 8 levels of classification of living things from most general to most specific?

• domain, kingdom, phylum, class, order, family, genus, species
• domain, kingdom, phylum, class, order, family, genius, species
• domain, kingdom, phamily, class, order, family, genus, species
• domain, king, phillip, class, order, family, genus, species

The scientific name for water bear is Hypsibius dujardini.  What is its genus?

• Hypsibius 
• dujardini
• water 
• tardigrade

If two species share the same class, they also share the same______.

• phylum
• order
• genus
• species

Who is the closest relative to the birds?

• crocodiles
• sharks
• fish
• amphibians

Who is the closest relative to the sharks?

• crocodiles
• sharks
• ray-finned fish
• amphibians