Patterns of Biodiversity III
... A. The Species-Area Relationship B. The Latitudinal trend in Diversity 1. The Pattern - across all types of organisms (plants, animals, protists) that live in all types of habitats (terrestrial, marine, freshwater), we see that diversity increases from the poles to the tropics. This general pattern ...
... A. The Species-Area Relationship B. The Latitudinal trend in Diversity 1. The Pattern - across all types of organisms (plants, animals, protists) that live in all types of habitats (terrestrial, marine, freshwater), we see that diversity increases from the poles to the tropics. This general pattern ...
Notes chapter 10 (1)
... But many tourist spots are environment based: Yellowstone, Black Hills, Acadia National Park ...
... But many tourist spots are environment based: Yellowstone, Black Hills, Acadia National Park ...
Alien species threaten Indian ecosystems
... NEW DELHI: Invasive alien species like Lantana and Cuscutta pose a threat to the ecosystems and lead to loss of biodiversity of the country, the government today said. Invasive alien species are plants, animals, pathogens and other organisms that are non-native to an ecosystem and which may cause ec ...
... NEW DELHI: Invasive alien species like Lantana and Cuscutta pose a threat to the ecosystems and lead to loss of biodiversity of the country, the government today said. Invasive alien species are plants, animals, pathogens and other organisms that are non-native to an ecosystem and which may cause ec ...
Community - A group of populations living together and evolving in
... populations living together and evolving in response to one another. ...
... populations living together and evolving in response to one another. ...
Introduction to Marine Ecology
... Species - group of actively or potentially interbreeding individuals reproductively isolated from other such ...
... Species - group of actively or potentially interbreeding individuals reproductively isolated from other such ...
Ecology Unit 2 1. ECOLOGY (Section 4-1)
... In 1985 a “hole” (not a hole, but a thin layer) was discovered In 1992 CFC’s were banned. D. Climate Change Greenhouse effect- is the mechanism that insulates Earth from the deep freeze of space. When fossil fuels are burned (coal, oil, natural gas) they provide energy and excess CO2 is released. He ...
... In 1985 a “hole” (not a hole, but a thin layer) was discovered In 1992 CFC’s were banned. D. Climate Change Greenhouse effect- is the mechanism that insulates Earth from the deep freeze of space. When fossil fuels are burned (coal, oil, natural gas) they provide energy and excess CO2 is released. He ...
Presentation
... Single islands (mountain tops) always have fewer species than areas on the “mainland” of similar size Because islands are isolated, it will be harder for species to immigrate to them, lowering the rate of immigration. Because of limited resources on islands, carrying capacity will be lower, dec ...
... Single islands (mountain tops) always have fewer species than areas on the “mainland” of similar size Because islands are isolated, it will be harder for species to immigrate to them, lowering the rate of immigration. Because of limited resources on islands, carrying capacity will be lower, dec ...
Community_Ecology
... The tropics tend to be more diverse than areas closer to the poles • Related to climate and evolutionary history because growing seasons are about 5 times longer in tropical areas than in tundra, thus speciation events can occur more frequently ...
... The tropics tend to be more diverse than areas closer to the poles • Related to climate and evolutionary history because growing seasons are about 5 times longer in tropical areas than in tundra, thus speciation events can occur more frequently ...
Notes - 3.3 - Invasive Species and Succession Powerpoint
... NICHE • The role an organism plays in a community/ecosystem • Examples: Worm as a composter, Wolves in Alaska control Caribou population ...
... NICHE • The role an organism plays in a community/ecosystem • Examples: Worm as a composter, Wolves in Alaska control Caribou population ...
Threats to marine biodiversity in the Mediterranean
... invasion of alien species (NIS non indigenous species) and climate change. These threats affect the greatest number of taxa; some of them come from maritime traffic (collisions, pollution, noise) and aquaculture (alien species, diseases, habitat destruction, pollution). The relevant role of climate ...
... invasion of alien species (NIS non indigenous species) and climate change. These threats affect the greatest number of taxa; some of them come from maritime traffic (collisions, pollution, noise) and aquaculture (alien species, diseases, habitat destruction, pollution). The relevant role of climate ...
SBI3U 1 of 1 Reproductive Isolating Mechanisms PREZYGOTIC
... Male damselflies transfer sperm during an unusual mating flight. The male and female genitalia of each species are uniquely shaped and are physically incompatible with other species. Many marine animals including corals, clams, and sea cucumbers release their sperm and eggs into open water. The sper ...
... Male damselflies transfer sperm during an unusual mating flight. The male and female genitalia of each species are uniquely shaped and are physically incompatible with other species. Many marine animals including corals, clams, and sea cucumbers release their sperm and eggs into open water. The sper ...
Biology Notes: Ecology
... 4. What are factors that control population growth called? ________________________________________________ 5. How does a population, community, ecosystem, biome, and biosphere differ? _______________________________ _________________________________________________________________________________ ...
... 4. What are factors that control population growth called? ________________________________________________ 5. How does a population, community, ecosystem, biome, and biosphere differ? _______________________________ _________________________________________________________________________________ ...
Species Interactions - Room N-60
... • Between members of the same species for resources such as food, water and shelter. • Often solved by establishing territories ...
... • Between members of the same species for resources such as food, water and shelter. • Often solved by establishing territories ...
Niche and Biodiversity
... forest edges, meadows and the bank of a river, is shared with many animals . • The niche of the red fox is that of a predator which feeds on the small mammals, amphibians, insects, and fruit found in this habitat. Red foxes are active at night. They provide blood for blackflies and mosquitoes, and a ...
... forest edges, meadows and the bank of a river, is shared with many animals . • The niche of the red fox is that of a predator which feeds on the small mammals, amphibians, insects, and fruit found in this habitat. Red foxes are active at night. They provide blood for blackflies and mosquitoes, and a ...
lecture14
... effects of direct competition by using different aspects of their common environment ...
... effects of direct competition by using different aspects of their common environment ...
Worksheet 5
... 1. Distinguish between abiotic and biotic components of the environment. Distribution of Species 2. Define biogeography. 3. Describe, with examples, how biotic and abiotic factors may affect the distribution of organisms. 4. List the four abiotic factors that are the most important components of cli ...
... 1. Distinguish between abiotic and biotic components of the environment. Distribution of Species 2. Define biogeography. 3. Describe, with examples, how biotic and abiotic factors may affect the distribution of organisms. 4. List the four abiotic factors that are the most important components of cli ...
Prairie dogs – an endangered keystone species?
... Prairie dogs: Public attitudes toward prairie dogs range from cute little critters to nasty varmints. Conservationists suggest that they are keystone species for our western prairies, and should be protected if we are to restore and maintain these grasslands. How can we tell if this is the case? Gro ...
... Prairie dogs: Public attitudes toward prairie dogs range from cute little critters to nasty varmints. Conservationists suggest that they are keystone species for our western prairies, and should be protected if we are to restore and maintain these grasslands. How can we tell if this is the case? Gro ...
Chapter 3
... • Gene splicing • Species creation in laboratories • Takes less time than artificial selection • Concerns about Genetic Engineering ...
... • Gene splicing • Species creation in laboratories • Takes less time than artificial selection • Concerns about Genetic Engineering ...
Biodiversity
... – We are not aliens on Earth: we come from it and depend on it for our living – We have no right to destroy what we have not created • Natural world belongs to the Creator • We use it, but DO NOT destroy it ...
... – We are not aliens on Earth: we come from it and depend on it for our living – We have no right to destroy what we have not created • Natural world belongs to the Creator • We use it, but DO NOT destroy it ...
Lecture notes for community ecology
... Increased nutrient levels lead to decreased diversity in experiments (fig. 16.15) ...
... Increased nutrient levels lead to decreased diversity in experiments (fig. 16.15) ...
Ecology Test Study Guide: Students will be expected to… Identify
... Identify and interpret ecological pyramids Interpret nutrient cycle diagrams (carbon, nitrogen) Interpret population graphs (exponential, logistic) Identify factors that affect populations and determine if density-dependent or densityindependent 5. Calculate population density, percent energy lost ( ...
... Identify and interpret ecological pyramids Interpret nutrient cycle diagrams (carbon, nitrogen) Interpret population graphs (exponential, logistic) Identify factors that affect populations and determine if density-dependent or densityindependent 5. Calculate population density, percent energy lost ( ...
Adaptations Test
... Accommodation: An individual’s response to a change in its ecosystem Camouflage: An adaptation in which an organism blends in with its environment Extinct: When all the individuals of a species are no longer living Endangered: Very few of a species are left; close to becoming extinct Hibernate: Deep ...
... Accommodation: An individual’s response to a change in its ecosystem Camouflage: An adaptation in which an organism blends in with its environment Extinct: When all the individuals of a species are no longer living Endangered: Very few of a species are left; close to becoming extinct Hibernate: Deep ...
Community Composition, Interactions, and Productivity
... • One mechanism proposed to explain this paradox is the fact that lake conditions are not in a state of equilibrium for more than 1 month before the system is disturbed; it would take longer than this for 1 species to become dominant. • Disturbances can be difficult to characterize (vary in magnitud ...
... • One mechanism proposed to explain this paradox is the fact that lake conditions are not in a state of equilibrium for more than 1 month before the system is disturbed; it would take longer than this for 1 species to become dominant. • Disturbances can be difficult to characterize (vary in magnitud ...