Geology Test 3

Stromatolites are:

A. Made of sediment layers

B. Fossil microbial mats

C. Some of the oldest fossils known

D. All of these

D. All of these

Type of cells with 'simple' structure, lacking organelles.

A. Prokaryote

B. Eukaryote

A. Prokaryote

Domain of life with 'simple' structure, lacking organelles.

A. Bacteria and Archaea

B. Bacteria and Eukaryota

C. Archaea and Eukaryota

D. All of them

A. Bacteria and Archaea

The Endosymbiosis Hypothesis states that _________ evolved

from _________

A. Eukaryotic cell from prokaryotic cell

B. Prokaryotic cell from eukaryotic cell

A. Eukaryotic cell from prokaryotic cell

The earliest forms of life were likely:

A. Prokaryotic

B. Eukaryotic

A. Prokaryotic

The oldest evidence of prokaryotic life is found in what Eon?

A. Hadean

B. Archean

C. Proterozoic

D. Phanerozoic

B. Archean

The oldest evidence of eukaryotic life is found in what Eon?

A. Hadean

B. Archean

C. Proterozoic

D. Phanerozoic

C. Proterozoic

The oldest evidence of multicellular life is found in what Eon?

A. Hadean

B. Archean

C. Proterozoic

D. Phanerozoic

C. Proterozoic

Characteristics of the Animal Kingdom include:

A. Multicellular

B. Heterotrophic

C. Aerobic respiration

D. All of these

D. All of these

What are choanoflagellates?

A. Single celled organisms related to animals

B. Single celled organisms related to sponges

C. Single celled eukaryotic organisms

D. All of these

D. All of these

Events in the Cambrian Period include:

A. Biodiversity increase in the oceans

B. Trace fossil increase in the oceans

C. Oxygen increases in the oceans

D. All of these

D. All of these

When did most of the animal Phyla appear in the fossil record?

A. During the Cambrian

B. At the start of the Phanerozoic

C. At the end of the Proterozoic

D. All of these

D. All of these

All metazoa (animals) are multicellular.

A. True

B. False

A. True

All metazoa (animals) are bilaterally symmetric.

A. True

B. False

B. False

Animal life originated in the oceans.

A. True

B. False

A. True

Trilobites are extinct arthropods.

A. True

B. False

A. True

The Burgess Shale is a sedimentary rock that formed:

A. From glacier sediments

B. From river sediments

C. From ocean sediments

D. From desert sediments

C. From ocean sediments

The amount of biodiversity today is the same as in the past

A. True

B. False

B. False

First life on land was:

A. Insects

B. Microbes

C. Vertebrates

B. Microbes

First animals on land were

A. Insects

B. Vertebrates

C. Dinosaurs

A. Insects

The oldest vertebrate fossils are found:

A. During the Cambrian Explosion

B. In 550 million year old rocks

C. In marine sedimentary rocks

D. All of these

D. All of these

What was Tiktaalik?

A. A lobe-finned fish

B. A ray-finned fish

C. A reptile

D. A mammal

A. A lobe-finned fish

Lobe-finned fish are completely extinct.

A. True

B. False

B. False

What are tetrapods?

A. Descendants of lobe-finned fish

B. Animals with four limbs

C. Both of these

C. Both of these

What are amphibians?

A. Tetrapods dependent on water

B. Tetrapods without an amniotic membrane

C. Tetrapods with a tadpole life phase

D. All of these

D. All of these

Mammals and reptiles are more closely related to each other than either are related to fish.

A. True

B. False

A. True

The group Tetrapod includes which animals?

A. Ray-finned fish and lobe-finned fish

B. Mammals, reptiles, and lobe-finned fish

C. Amphibians, mammals, and reptiles

C. Amphibians, mammals, and reptiles

When was the "Age of Reptiles" ?

A. Proterozoic

B. Paleozoic

C. Mesozoic

D. Cenozoic

C. Mesozoic

Pterosaurs like Quetzalcoatlus are Dinosaurs.

A. True

B. False

B. False

Birds are most closely related to:

A. Pterosaurs

B. Theropods

C. Sauropods

B. Theropods

Feathers are only found in birds

A. True

B. False

B. False