BIO Exam 1

The study and reconstruction of phylogenies is

• cladistics

• taxidermy

• evolution

• systematics

• taxonomy

Tags

NGSS.HS-LS4-5

Characteristics that have arisen in organisms as a result of common evolutionary descent are said to be ______ characteristics.

• derived

• adaptive

• ancestral

• homoplastic

• homologous

Tags

NGSS.HS-LS4-1

Assume that the ancestor of this phylogeny had vascular tissue and chlorophyll. If this is true, which answer lists all key traits of a ginkgo?

• tree and seeds

• needles, tree, and seeds

• vascular tissue, needles, tree, and chlorophyll

• seeds, tree, vascular tissue, and chlorophyll

Tags

NGSS.HS-LS4-4

Based on the phylogeny shown, which species is not a tree but has seeds?

• rose

• pine

• Psaronius

• ginko

• oak

The common ancestor shared by mouse and gorilla is at point_

_ on the phylogeny shown.

• C

• D

• A

• E

• B

Tags

NGSS.HS-LS4-1

Based on the phylogeny shown, we can conclude that species 2 is most closely related to species

• 3

• 4

• 1

• 5

Tags

NGSS.HS-LS4-1

Consider the cladogram shown. Which pair of species shares the greatest number of derived characters (synapomorphies)?

• 6 and 2

• 4 and 2

• 5 and 4

• 5 and 2

• 6 and 1

Tags

NGSS.HS-LS4-1

The age of the Earth according to modern estimations is about

• 8 billion years

• 4.6 billion years

• 3.5 billion years

• 1.5 billion years

Tags

NGSS.HS-ESS1-6

Which period showed diversification of multicellular organisms

• Cambrian

• Jurassic

• Ordovician

• Sillurian

Tags

NGSS.MS-LS4-1

The early Earth's reducing atmosphere probably contained all of the following except

• carbon dioxide

• water

• oxygen

• hydrogen sulfide

• methane

Tags

NGSS.HS-ESS1-6