Holocene Study guides, Class notes & Summaries

IB ESS Topic 3 - Biodiversity and Conservation, Top Exam Questions and answers, 100% Accurate, graded A+ environmental pressures - -the factors (abiotic or biotic) in an ecosystem which put pressure on an organism's survival and increase competition (whether inter-species or intra-species) biodiversity - -a combination of the species diversity, genetic diversity and habitat diversity of an ecosystem variation - -the differences, either physical or genetic, between individuals of a sp...

Why might Pasteur's experiment be inconclusive? - Answer The swan-necked flask broth may not support cell growth, or the broth was poisoned. Experiment did not confirm hypothesis that all cells come from pre-existing cells Why are replicates important in experiments? - Answer To ensure that results were not achieved by random chance What is the definition of a replicate? - Answer Unit that shares a common thing (4 mice in one cage = 1 replicate) What does the law of succession suggest?...

Anatomy & Physiology Tenth Edition, Patton Chapter 9 Exam|Questions and Answers| 100% Correct List Generalizations in structure and function of Epithelium - answerVery limited ECM, Renew themselves as they undergo wear and tear, Epithelial cell make up surface layers of skin, mucous, and serous membranes. Are Polarity meaning 2 apical faces; Basal Pole and Apical. Is Avascular, but have nerve supply. Epithelial tissues can be classified by? - answerNumber of cells and layers. 4 basic cell...

Origin of Earth Jan 1 Moon formation Jan 8 Earliest bacteria/algae April 5 Buildup of free oxygen in atmosphere May 31 Earliest fish Nov 23 Frist Dinosaur Dec 14 Dinosaur extinct Dec 26 Early horses Dec 27 Early primates Dec 27 Modern man Dec 31 Keeling curve -showing atmospheric carbon dioxide level increase at faster rate each year -long term trend -annual cycle measuring CO2 since 1958 understand...

GARP Sustainability and Climate Risk Exam analysis of skeletons can yield climate conditions in ocean over millions of years speleothems cave structures can yield estimates of climate in nearby region over past few 100,000 years ice cores measuring chemical composition of ice (mainly in Greenland and Antarctica) yields estimates of the climate over the past 1M years ocean sediment cores analyzing composition of mud at the bottom of the ocean provides information about the climate cover...

GARP Sustainability and Climate Risk Exam 1 = tree rings 2 = corals 3 = speleothems 4 = ice cores 5 = ocean sediment cores tree rings reveal climate variations in regions where trees grow and experience seasons for the last millennium corals analysis of skeletons can yield climate conditions in ocean over millions of years speleothems cave structures can yield estimates of climate in nearby region over past few 100,000 years ice cores measuring chemical composition of ice (mainly i...

GARP Sustainability and Climate Risk Exam weather exact state of the atmosphere at a particular location and time climate long-term patterns or trends of meteorological conditions (usually periods >30 years) climate change change in the statistical properties of the climate system when considered over periods of decades aka global warming for how many years do we have observational history of temperature change? 150 years how much has the earth warmed since 1860, according to sate...

1. population composed of all individuals that belong to the same species and live in a given area at a particular time 2. community incorporates all of the populations of organisms within a given area 3. population ecolo- gy the study of factors that cause populations to increase or decrease 4. population size the total number of individuals within a defined area at a given time 5. population densi- ty 6. population distriu- tion the number of individuals per unit area (or v...

Laboratory Manual in Physical Geology, 10e Busch IM TestBank TestBank Laboratory Manual in Physical Geology, 10e Busch IM© 2015 Pearson Education, Inc. 1 Table of Contents General Tips for Getting Started 2 Errata 4 Before You Teach a Laboratory 5 Pedagogical Model 7 Lab 1: Thinking Like a Geologist 8 Lab 2: Plate Tectonics and the Origin of Magma 23 Lab 3: Mineral Properties, Identification, and Uses 40 Lab 4: Rock-Forming Processes and the Rock Cycle 48 Lab 5: Igneous Rocks an...

What is the fate of the biosphere and our species? Can humans reconcile economic and technological growth with ecological sustainability? This course examines the impact of one species, Homo sapiens, on the ecosystems of the biosphere, seeking answers to these broad questions. Effective Fall 2018, this course fulfills a single unit in each of the following BU Hub areas: Scientific Inquiry II, Teamwork/Collaboration.