The mesozoic era - Study guides, Class notes & Summaries

APSC 151 Final Exam Prep UPDATED Exam Questions and CORRECT Answers Complex multicellular organisms were not present in which Era A) Neogene B) Paleo-Proterozoic C) Mesozoic D) Precambrian - Correct Answer- Neogene For a billion years or more, oxygen being produced by cyanobacteria was completely consumed in the process of A) The creation of chlorophyll

Earth ageAbout 4.6 billion years Universe10 billion years PrecambrianFirst major era of geological time, extending from the origins of earth to about 600 m.y.a PaleozoicThe appearance of the first vertebrate species: fish and amphibians Mesozoic eraAround 245 mya. The age of dinosaurs CenozoicPeriod of extinction, our current era. Divided into 7 epochs: Epochs (discussed on page 4)There are 7 epochs: Holocene, pleistocene, pliocene, miocene, oligocene, eocene, and paleocene (in order f...

This change is caused by solids that orbit the sun colliding with Earth. correct answers The cause of impact change. The era during which mammals diversified and thrived, primates, grasses, and hominins developed, and Earth's climate transitioned from warm to cool. correct answers Cenozoic Features such as near-instantaneous changes in climate, biological diversity, & the composition of the oceans and atmosphere. correct answers Earth feature(s) caused by impact change A tectonic confi...

Second Continental Congress - ANSWER-A convention of delegates from the Thirteen Colonies that started meeting in the spring of 1775 in Philadelphia, Pennsylvania. Managed the Colonial war effort and moved incrementally towards independence, adopting the United States Declaration of Independence on July 4, 1776. Townshend Acts (1767) - ANSWER-A series of British acts passed beginning in 1767 and relating to the British American colonies in North America. Thirteen Colonies - ANSWER-A group ...

GEG 111 - Exam 2 Questions With Verified Answers. Which of the following is an exogenic process? Volcanism Weathering Earthquakes Flows of heat and materials in the mantle - answerWeathering Which of the following is an endogenic process? Weathering Glacial erosion Volcanism Stream deposition - answerVolcanism Uniformitarianism assumes that ©BRAINBARTER 2024/2025 mountains, plains, and canyons formed by catastrophic events. catastrophic episodes have regularly occurred. Earth is...

Which of the following is true about biodiversity on earth? A) It has remained constant over time B) By including fossils, we have a good idea of all biodiversity that has lived on earth C) The presence of some species can alter the presence of other species D) Radiations are relatively rare E) Species numbers change only due to extinction correct answers C To build a phylogeny, you can use A) morphology B) DNA sequence C) developmental date D) fossil features E) all of these correc...

Well A is drilled down to an elevation of 200m above sea level and has a water column of 50m high. Well B is 2.5km away and is drilled to an elevation of 220m. The pressure at the bottom of well be is approximately 100kPa. The hydraulic gradient between Well A and Well B is: Question options: A) 0.01 B) 0.8 C) 16 degrees D) 0.8% ~ NOT B Complex multicellular organisms were not present in which Era Question options: A) Mesozoic B) Precambrian C) Neogene D) Paleo-...

Which of the following is an exogenic process? Volcanism Weathering Earthquakes Flows of heat and materials in the mantle - Weathering Which of the following is an endogenic process? Weathering Glacial erosion Volcanism Stream deposition - Volcanism Uniformitarianism assumes thatmountains, plains, and canyons formed by catastrophic events. catastrophic episodes have regularly occurred. Earth is quite young and is shaped by dramatic events. the same physical processes we see today ar...

Macroevolution changes in a population over very long periods of time. Speciation the splitting of one species into two or more new species Biological Species Concept offers testable way to define a species that does not depend on appearance: The members of a species interbreed and have a shared gene pool, & each species is reproductively isolated from every other species. Gene flow occurs between the populations of a species, but not between pops of diff species. Biolo...

APSC 151-Week 1; Questions and Answers 100% Solved How old is the Earth? Correct answer 4.6 billion years old What are the layers of the earth (in to out) Correct answer inner core, outer core, lower mantle, upper mantle, crust T or F: Era is a subdivision of Eon Correct answer T Phanerozoic era (dinosaurs) Correct answer Cenozoic, Mesozoic (dinos), Paleozoic Law of Superposition Correct answer In horizontal layers of sedimentary rock, the oldest layers are the deepest. As you ascend ...