Biodiversity Study Guide

Words: 874
Pages: 4
Open Document
Biodiversity study guide
1. Briefly describe how our species started to appreciate the biodiversity of the planet (in a geographical and historical context)?
Through the concept of evolution, ecology, population, community and the environment. Species through different periods evolve physiologically and adapting to new environments. Animals who can’t live or survive in certain regions either migrate or die. Common ancestors often link to present day organisms showing biologically and different aspects of adaptations.
2. Early naturalists tended to gather biodiversity information in a slightly different manner compared to modern biologists. Explain.
Back in the day naturalists didn’t have advanced technological equipment and not …show more content…
60% are arthropods, which makes up the insect species.
13. Terry Erwin changed our concept of the number of species that inhabit the planet. Briefly describe his experiment and how he estimated the number of insect species in the tropics.
Lots of life exist in the canopy he released pesticides get paralyzed and fall down. He looked at one tree and collected 1100 species of beetles, and divides the species based on the canopy.
14. How many insect species exist in the tropical rain forests according to Terry Erwins data?
Found 1100 different species of beetles. The number of insects in the tropics 400-600 different specialized insects along the canopy. Total 30 million different types of species in the tropics.
15. How was Erwin's paper received in the scientific community? Explain!
Ecologist reacted- to a big discussion how many there really are.
16. Briefly explain how we have explored the realm of the oceans over the last century. What kind of devices are now used to explore the depths?
They used cannon ball types a window, flashlight and a cable.
17. How do marine life forms from the deep seas differ from the "typical" life forms found at the surface?
Pressure increases and very cold, they found species that glow, Marine life forms find each other by chemicals were female releases and males look for the female. Some fishes are blind and use their sense instead of vision.
18. Most biologists now agree that there are far more species on the planet than
Show More

Related Documents: Biodiversity Study Guide

Essay on Biology Review Notes

Bio94 (TA Alejandra Rodriguez) Study guide for the final exam on Wednesday March 20, 2013 Hi! This is only a skeleton study guide that you may use to help organize the key concepts presented in lectures. Some important points are in bold. I also added the figures of each chapter that I consider useful for studying (it doesn’t mean that you have to memorize them! Just try to extract the useful information). I also added the homework questions with some hints. I wrote all my comments in blue…

Words 6970 - Pages 28

Biodiversity RECOVERED Essay

Biodiversity Austin McMahon 20 October 2014 Introduction Species that lack a lot of genetic variation are thought to be more vulnerable to extinction from natural or human-caused changes in their environment. Awareness of global environmental change gives some priority to the study of biodiversity and its maintenance. “Biodiversity typically refers to the number and variety of distinct organisms living on the Earth even though individual species are just one level of organization living…

Words 2447 - Pages 10

Essay about biology study guide

Biology Honors Study Guide 1.1 All organisms are interdependent, and humans are organisms. In order to understand life on earth and the future of humans and other organisms. Biologists study interactions between living things and their (our) environment In order to be considered alive and organism must have the following characteristics living things: Organism: any living individual 8 Common traits: 1. Have cell structure (organized) Number one (unicellular) to many (multicellular)…

Words 789 - Pages 4

ecology study guide Essay

Study guide: Studying Populations POPULATION: a group of individuals of the same species, living in a shared space at a specific point in time Individuals in a pop. share a common environment they benefit from the same resources They have a common environment, same resources, interaction during mating season, thriving and declining (caribou herds qc) Studying populations reveals how various species evolve. POPULATION SIZE: refers to the number of individuals in a population (4 factors affect…

Words 1063 - Pages 5

Biology Spring 2014 Final Exam Answers

Biology Spring 2014 Final Exam Study Guide Chapters 9, 12-17, Ecology, Biodiversity, Anatomy 1+2 The final exam will have 60 multiple choice and 12 written questions. It is worth 20% of your semester grade. Chapter 9: Genetics 1. Be able to define phenotype and genotype and give examples 2. Define homozygous and heterozygous 3. Define incomplete dominance and codominance 4. Give examples of complete dominance, incomplete dominance and codominance 5. Perform a simple genetics cross using…

Words 563 - Pages 3

Essay on Rainforests Have Been Declining Rapidly over the Last Few Decades. There Are Various Factors Responsible for This Decline, Resulting in Serious Impacts on the Environment and the Economy. Critically Discuss the Causes

Rainforests have been declining rapidly over the last few decades. There are various factors responsible for this decline, resulting in serious impacts on the environment and the economy. Critically discuss the causes of deforestation and solutions to it. Deforestation is the cutting down of a large area of trees and the destruction of forests by people. Forests are what we call an exhaustible resource, one which can be used up if it is not used carefully. Over the last few decades, deforestation…

Words 884 - Pages 4

Native Birds Nz Essay

changed extensively since the arrival of humans. Now, native and non-native species of both flora and fauna co-exist. People enjoy having wildlife around them and in recent years there has been a great deal of interest in urban wildlife. This study explores the concept of whether native vegetation fosters the presence of native birds and/or non-native vegetation fosters the presence of non-native birds. My working hypothesis is: “there is no difference in the percentage of native and non-native…

Words 4458 - Pages 18

study guide Essay

Biology – Ecology Study Guide What are the Levels of Organization (from species to biosphere)? 1. Biosphere - This is where all living things on Earth live. 2. Biomes - A large naturally occurring community of flora and fauna occupying a major habitat. 3. Ecosystem - A biological community of interacting organisms and their physical environment. 4. Community - All the people living in a particular area or place: "local communities". 5. Populations - A particular section, group, or type of people…

Words 1064 - Pages 5

Marine And Coastal Systems: Resources, Impacts, And Conservation

destructive practices such as trawling. Some other species are recovering such as Ocean Scallops. There is evidence that young cod are beginning to appear as well. II. The Oceans 1. The study of the physics, chemistry, and geology of the oceans is called oceanography. 2. Oceans influence global climate, teem with biodiversity, facilitate transportation and commerce, and provide us resources. A. Oceans cover most of Earth’s surface. B. The oceans contain more than water. 1. Ocean water is salty because…

Words 2391 - Pages 10

Crime and Punishment Essay

Geology 103 Exam 1 Study Guide Key 1. By 10,000 years ago, humans had reached all the major land masses, except Antarctica and islands like New Zealand and Hawaii. 2. By the year 1800, there were 1 billion people on Earth. 3. All of these factors contributed to massive population growth: a. Industrial Revolution b. Germ Theory of Disease c. Green Revolution 4. A Malthusian catastrophe is a return to subsistence level conditions as a result of population growth outpacing agricultural production…

Words 703 - Pages 3