Precambrian era - Study guides, Class notes & Summaries
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GEG 111 - Exam 2 Geography - Chapters 9-17
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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...
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TEXES Social Studies 4-8 Exam
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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 ...
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BISC 162, test 1 || Questions and 100% Accurate Answers.
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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...
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APSC 151 Final Exam Prep | 100% Correct | Verified | 2024 Version
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Complex multicellular organisms were not present in which Era 
A) 
Neogene 
B) 
Paleo-Proterozoic 
C) 
Mesozoic 
D) 
Precambrian - Neogene 
For a billion years or more, oxygen being produced by cyanobacteria was completely consumed in the 
process of 
A) 
The creation of chlorophyll 
B) 
The creation of phospholipid membranes on clay surfaces 
C) 
The precipitation of iron from the ocean waters 
D) 
Coal formation - The precipitation of iron from the ocean waters 
Which of the following igneous ...
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APSC 151 GROUNDWATER Questions And Answers
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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-...
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Bisc 162 Final Review || Already Graded A+.
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Which of the following is true about biodiversity on earth? correct answers The presence of some species can alter the presence of other species. 
 
To build a phylogeny, you can use correct answers morphology, DNA sequences, developmental data, and fossil features. 
 
Communities of bacteria can include all, but which of the following correct answers one prokaryote species alone. 
 
Eukaryotes first evolved in which Era? correct answers Precambrian 
 
Which of the following is the clade that in...
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APSC 151 Midterm Exam Study Guide | 100% Correct | Verified | 2024 Version
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Compared to the age of the Universe of about 14 billion years, the currently accepted age of Earth is 
about ________ years as determined by using radioactivity for dating rocks and minerals. 
A) 4.6 thousand 
B) 4.6 billion 
C) 5.4 million 
D) 13.7 billion - B 
The ________ division of the geologic time scale is an era of the Phanerozoic Eon. 
A) Paleocene 
B) Paleozoic 
C) Permian 
D) Proterozoic - B 
The Earth's core was formed from ________. 
A) a massive nickel iron asteroid that was the n...
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Final Exam - Earth Systems - Second Semester
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What is fossil? - Remains of an ancient organism or its activity 
 
What kinds of rocks are fossils found in? - Sedimentary rocks 
 
What help determine the absolute and relative ages of rocks? - Fossils 
 
What provides clues to past geologic events, climates, and evolution of living things? - Fossils 
 
What are an indicator of an area's ancient environmental conditions and climates? - Fossils 
 
Why do fossils not form in igneous rocks? - Igneous rocks are too hot. 
 
Why do fossils not form...
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APSC 151 Final Exam Prep | 100% Correct | Verified | 2024 Version
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APSC 151 Final Exam Prep | 100% Correct | 
 
Verified | 2024 Version 
 
Complex multicellular organisms were not present in which Era 
A) 
Neogene 
B) 
Paleo-Proterozoic 
C) 
Mesozoic 
D) 
Precambrian - Neogene 
 
For a billion years or more, oxygen being produced by cyanobacteria was completely consumed in the 
process of 
A) 
The creation of chlorophyll 
B) 
The creation of phospholipid membranes on clay surfaces 
C) 
The precipitation of iron from the ocean waters 
D) 
Coal formation - The pr...
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Brooks Biodiversity Exam 1 Questions and Answers (RATED A)
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Haldane-Oparin hypothesis - ANSWER-Life arose spontaneously from methane, ammonia, water, and energy sources. 
 
Miller-Urey experiment - ANSWER-Created a chemical experiment that simulated the conditions thought at the time to be present on the early Earth, and tested the chemical origin of life under those conditions. Tested Haldane-Oparin hypothesis, thinking that methane and ammonia were likely absent in early atmosphere- more likely CO,CO2,N2, and H2O. Results yielded in organic molecules. ...
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