is the ability of a single genotype to produce multiple phenotypes, This figure shows the tail shape developed by three tadpole genotypes (M, N, and O) when raised in an environment with predators and an environment without predators. 550,000,000C. C) allow immigration of other predators Which of the following compete for space on intertidal rocks? adult dragonfly > plantsC. high autochthonous inputsC. He d return to finish the game after being carted off, and he played the following week against the Eagles, but he eventually needed January knee surgery. b. Their degree of exposure may be calculated using the Ballantine Scale. answer: b. Which of the following compete for space on intertidal rocks? negative, What is a reasonable explanation of the results in the figure? phytoplanktonD. d) none, If you removed lions from a large area of savanna, which of the following changes is most likely, according to the diagrams? Starfish only Q2. Take away the elephants, and the grasslands convert to forests or to shrublands. open oceanE. density is negatively correlated to adult body size, In populations that fit a source-sink metapopulation model, organisms in _ subpopulations disperse into _ subpopulations.A. consumption of most other species in the communityC. hurricanes, thunderstorms, monsoonsB. D) become the target of specialized parasites lower quality source; high quality sinkD. thylakoidsB. Which is a key element found in all carbohydrates, lipids, proteins, and nucleic acids? high precipitation and high temperaturesB. hawkweedC. In low-income nations, _____ is one reason for the low standard of living. Barnacles compete for space in the intertidal zone of rocky shores. c) both species would share both habitats because their niches would be different and competition would be eliminated. b) the two original species will outcompete the new one because they were present in the habitat first A) A (Graph A: straight line, Graph B: downward curved line, Graph C: curved line up, Graph D: curved up and leveling off)A. AB. plants that compete more successfully for fertilizer shaded out other plants, What is the relation b/w habitat diversity & species diversity?A. rises and cools, dropping rain, Where could you NOT go to see well-developed examples of the temperate seasonal forest biome?A. A) Community 1 500,000,000B. A) pathogen tropical rainforestD. black oakB. c) both species will switch their diets to the more nutritious insects and one will exclude the other from both habitats Which of these species is the most competitively dominant? As the ants march along the forest floor hunting insects and small vertebrates, birds follow and pick off any insects or small vertebrates that fly or jump out of the way of the ants. C) two species with different niches will not compete for the same resources The illustration below is a food web diagram for a subset of the ecological community surrounding Arctic sea ice. Indeed, Renzulli says, the evidence that these nonintellectual factors are critical to giftedness is "nothing short of overwhelming." reduce competion for resourcesB. c) beetle population increases from Refinery 29: Driven on the road, the Cullinan feels a bit ordinary. b/w the equator and the Tropic of CapricornC. If four different snake species with identical food and habitat niches colonize an island at the same time, and one is better able to detect and acquire food than others, which of the below options will most likely happen over time: [5] [6] Soft-sediment habitats include sandy beaches, and intertidal wetlands (e.g., mudflats and salt marshes ). A) P C grasslandB. decrease in the size of the rootsC. A) frequent massive disturbance The numerous food chains' producers, consumers, and decomposers are regarded as components of the food web. lower quality sink; high quality sourceC. 45) According to the figure above, a species has the highest chance of extinction when _____. b) the species best able to detect and find food will outcompete the other snakes competitive exclusion D) nauplii (a species of zooplankton), 31) Which of the following would be most significant in understanding the structure of an ecological community? C) both I and II BC. high allochthonous inputs, The alphotic zone is a feature inA. Algae, Barnacles, and Whelk 4. Why Study Environmental Science? CD. storageD. Tidal pools along the edge of rocky beaches, A group of populations of different species living in the same area with varying degrees of interactions with others, the composition and relative abundance of the different types of organisms present, compromised of organisms living in the area covered by water at high tide and exposed to the air at low tide, use energy from sun to produce own food. B) only II O only, Which shows the order of phenotypically plastic traits from those that typically respond most rapidly to those that typically respond least rapidly?A. c) trees behavior, physiology, morphology, Plants develop trichomes and produce glucosinolates as adaptive phenotypic plasticity toA. B) B c)whelk and starfish freshwater wetlandsC. CAM (crassulacean acid metabolism)A. I onlyB. allows them to conserve energyD. Algae and Barnacles 2. C) Species diversity is independent of latitude. C) C C) Different plankton communities will develop in all ponds. 1. E) Mutualistic relationships allow organisms to synthesize and use energy more efficiently. As the sun sets, you notice the ocean water has shifted away from the land deep to the sea. convectionB. A) it is not possible for two species with the same niche to coexist in the same region D) Elephants are the biggest herbivore in this community. develop trichomes and produce more glucosinolateII. benthicE. coral reefs, Coral reefs are most similar toA. C) moderate levels of disturbance In the future, economically developed nations may not have enough money to take care of older ci Mussel 2.Starfish 3.Whelk 4. C) on islands as distance from the mainland increases geographic rangeA. biosphere, community, ecosystem, population, individualD. I onlyB. 29) Looking at the results in the figure above, which hypothesis (by Clements or Gleason) is supported by the data? D) D temperate rainforest, What was the main factor that led to declines in collared lizard populations in the Ozark Mountains of Missouri?A. B) it is not possible for two species to compete for the same resources limited by density-independent factorsC. homeostasisE. not limited, If the human population size in 1993 was 540,000,000, what was the projected approximate population size in the year 2000 when r= 0.0139?A. b) all four species will go extinct because they have identical niches the species in a community that has the greatest influence on the rest of that communityD. b. live in social groups, Populations with high abundance tend to have a __ range.A. On an adventure to a faraway place, you discover two previously unknown species of woozle. Some species in the intertidal zone are mobile , while others are sessile , and this affects how individuals compete with eachother. II) poor nutrition hypothesis (Graph A: straight line, Graph B: downward curved line, Graph C: curved line up, Graph D: curved line up and leveling off)A. AB. the geometric growth model includes carrying capacity (K)D. the exponential growth model includes carrying capacity (K)B. the geometric growth model uses regular time intervals, Which plot is consistent with and exponential growth model when r>0? evaporation of water from a leaf, Which is NOT an adaption by camels to low water availability?A. Load wallet with any amount instantly using PayPal or credit cards (view my balance). C) 50W, 25X, 15Y, 10Z large geographic, What is the relationship b/w population density and adult body size?A. b) removal would lead to large change in community The correct answer is C. Due to the frequent and dramatic changes it undergoes, the i ntertidal zone is an extreme e cology. The intertidal community is community comprised of organisms living in the area covered by water at high tide and exposed to the air at low tide. Which species below is the best candidate for a keystone species? species diversityD. a drought that kills a higher proportion of plants when there are many plants and a smaller proportion when there are fewer plantsIII. If this is a coevolutionary arms race between Plasmodium and humans, what would the next step in this race be? Researchers hypothesized that the ants would protect the treehoppers from the spiders. 16, #1 January 10, 2019 SUPPORT OUR ADVERTISERS THEY MAKE THE LOOP POSSIBLE Continued on Page 8 Continued on Page 6 By Terry Sullivan, The Road to Resilience Now that the government has shut down (and I'm not going to go into the stupid reason for that), the federal money January 10, 2019 SUPPORT OUR ADVERTISERS THEY MAKE THE LOOP POSSIBLE limited by density-dependent factorsB. 54) Which island would likely have the lowest extinction rate? C) more frequent ecological disturbances d) the acorn barnacle population increases in size, c) the community becomes dominated by mussels, Which of the following is NOT an essential characteristic of a keystone species the Tropic of CapricornB. following compete for space on intertidal rocks? geographic nicheD. Lithogenous areas are navy/mauve, biogenous areas are purple and brown (purple = siliceous ooze, brown = calcareous ooze), and hydrogenous areas are blue. cold climates where neutral soils form under broad-leaved treesC. So the answer will be here Algae and mussels. O onlyD. Such is the case for algae and barnacles. consumption of most other species in the community, Which concept suggests that a community is much more than the sum of its individual parts?A. directly interact with each otherC. "One could argue that if you don't have a lot of raw ability, it's doubly important to be focused, hardworking and able to bounce back from setbacks.". 27) What does the graph in the figure above tell you about the definition of a keystone species? Intertidal zones frequently show vertical zonation of species based on their . Both species will change their fundamental niches and will coexist.B. Shore rocks- and this is mainly where we have 2 groups of organisms. b) the fundamental niches of orang does not include ground habitat D) two species with the same niche will constantly be competing for resources, 19) What is the term used to describe the process shown in the panels in the figure above, assuming Time 2 follows Time 1? B) mutualism The uniqueness of each project site makes it challenging to follow a recipe-book approach. I & II onlyE. Question. d) high impact on the community relative to population size, c) direct interaction with every species in community, If you fenced a plot of land in the savanna so that animals were completely excluded, over time, which type of plant would dominate to plot according to the diagram: suppression of forest fires decreased the open habitat that collared lizards require, A species of tree is found from the Canadian border down to the southeast US. is common in succulent plantsA. metabolismC. decreased time that stomata are openD. grasslandD. In an experiment, researchers followed study plots with ants removed from the system and compared them to a control plot. b/w deserts and coastal areasA. Required fields are marked *. C) rancher ants that protect aphids in exchange for sugar-rich honeydew The weaker competitor will change its fundamental niche and both species will coexist. The questions include space of intertidal. B) Removing a keystone species from the community drastically reduces diversity. A) A disturbance regime includes defining the predictable frequency and severity of the disturbance. periphytonA. negativeC. A) Elephants exhibit a disproportionate influence on the structure of the community relative to their abundance.

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