Hierarchical Classification of Organisms

A dichotomous key of different mollusks is shown.

Which mollusk moves by jet propulsion and does not have an external shell?

The table shows the classification of four mammals found in Texas.

Based on this table, which of the following mammals are closely related?

Tags

NGSS.MS-LS4-2

Students examine images of a certain species of bat commonly found in Texas. Using bat dichotomous key. They conclude that the bat species is a Mexican free-tailed bat due to its large, round ears.

Based on the dichotomous key, in addition to the shape of the bat's ears, which other set of features should the students look for to confirm the identity of the bat?

• Colonial with a wingspan less than 35 cm.

• Colonial with a wingspan greater than 35 cm.

• Solidarity with a wingspan greater than 35 cm.

• Solidarity with a wingspan less than 35 cm.

Tags

NGSS.MS-LS4-2

The taxonomic classifications of four species of amphibians are shown.

Based on the information provided, which species are most closely related?

Select TWO answers.

• Northern leopard

• bullfrog

• Northern cricket

• green tree frog

• Anura

Tags

NGSS.MS-LS4-2

A dichotomous key for identifying fish is shown.

Based on this dichotomous key, which two fish have eyes located on either side of their head and are striped?

Tags

NGSS.MS-LS4-2

Many tree frog populations are threatened due to habitat loss. In an effort to promote conservation, tree frogs maybe bred in captivity. A zoo acquired male and female tree frogs from two different populations. In the zoo, the tree frogs were able to successfully mate within their own population, but attempts between the two populations were unsuccessful.

Based on this information, which statement correctly describes the relationship between the two populations of tree frogs?

• They are in the same genus but different species.

• They are in the same family but different order.

• They are in the same class but different phylum.

• They are in the same species but different kingdoms.

Tags

NGSS.MS-LS4-2

A student used a microscope to study four members of the phylum Ciliphora. Members of this phylum move when propelled by hundreds of tiny cilia.

Although these organisms belong to the same genus level, they differ when it comes to __________ level.

Tags

NGSS.MS-LS4-2

The relationship among different orders of millipedes are shown in the cladogram.

Based of this cladogram, which statement best describes the relationships among millipede orders?

• Stemmiulida is more closely related to Merocheta than Penicillata is to Merocheta.

• Spirostreptida is more closely related to Glomerida than Sphaerotheriida is to Glomerida.

• Polyzoniida is more closely related to Glomeridesmida than Sphaerotheriida is to Glomeridesmida.

• Merocheta is more closely related to Glomeridesmida than Glomerida is to Glomeridesmida.

Tags

NGSS.MS-LS4-2

Simple leaves have a single leaf on a petiole, or stem, while compound leaves have more than one leaflet on a petiole. This unknown leaf can be identified using the dichotomous key.

Which tree does the unknown leaf come from?

Tags

NGSS.MS-LS4-2

The classifications of four trees are shown in the table.

Which trees are the most closely related?

Select TWO answers.

Tags

NGSS.MS-LS4-2