Biology question and answers for July 02, 2023
- Q Describe some factors that might affect the carrying capacity of an area. How dothese factors affect population growth?
- Q For which of the following would it be easiest to estimate population densities?micesquirrelskangaroospine treesguppies
- Q The number of trophic levels in most communities is limited bysuccessioncompetitive exclusionpredationthe presence of decomposersheat loss
- Q 24 Dead zones are areas found in the oceans and some large lakes where there is not enoughoxygen to support life. Algae blooms occur when excess nutrients are introduced as...
- Q Which of the following would be considered a factor affecting species distribution?Temperature of the environmentHabitat selectionNumber of births in a yearDeath rates due to illnessOxygen availability
- Q Biomes arelimited to aquatic regions.geographic zones defined by vegetation type or physical environmentrecognized on the basis of the dominant animal life.all of the populations of a particular species.unaffected by climatic...
- Q Which marine zone would have the lowest total rate of photosynthesis?pelagicabyssallittoralintertidalphotic
- Q Consider the energy budgets for a human, an elephant, a penguin, a mouse, and alarge snake. The__ would have the highest total annual energy expenditure,and the__ would have the highest...
- Q As body size increases in animals,there is a decrease in the surface-to-volume ratio.migration to tropical areas becomes necessary for thermoregulation.it becomes more difficult to conserve body warmth in cold environments.reproduction...
- Q The federal government is considering providing a per-student subsidy to private schools in the country. What isthe anticipated effect of the subsidy on the supply of private education? (1 point)O...
- Q Which of these would be an example of allopatric speciation? A species diverges into two different species due to adaptation to local environments. A handful of fish swim across a...
- Q Suppose that a city government decides to develop a public park. In the circular flow diagram with government, which of the following is a way that the government might engage...
- Q Complete the sentence using one of the following words:species, population, or community.A(n) is a group of all of the populations that live in the same area.
- Q Directions: Label the following descriptions as Consumer, Producer, Carnivore, detritivore, decomposer, herbivore, omnivore, or photosynthesis (Words only used once).1. I am a consumer that only eats meat2. I need carbon...
- Q Denver, Colorado, is at a higher altitude than Los Angeles, California. Which of these statements is correct?Water boils at a lower temperature in Denver than Los Angeles.Water boils at a...
- Q A contracting firm laid down a good soil base for a lawn but the owner has never sprayed the lawn with herbicides to destroy the dandelions (unlike all of his...
- Q Human intervention has caused a decrease in many populations. What can this change lead to over time?A background extinctionB. increased biodiversityC. mass extinctionD. increased genetic diversity
- Q A species was added to a particular ecosystem to control the population of a prey species. The method of introducing a predator to control the population of an unwanted species...
- Q If the total amount of energy in the producer level of an ecosystem is 40,000 kilocalories, approximately how much energy is available for the primary consumers?4,000 kilocalories400 kilocalories40 kilocalories4 kilocalories
- Q Which statement about biomes is true?A. Different biomes share similar plants and wildlife.B.Each biome has only one ecosystem.C.There are only three biomes on the Earth.D. Biomes are determined by climate...
- Q Which statement about biomes is true?Different biomes share similar plants and wildlife.Each biome has only one ecosystem.There are only three biomes on the Earth.Biomes are determined by climate zones.
- Q Select the correct answer from each drop-down menu.Temperate grasslands and few has are two biomes that are dominated by grass species, share similar wildlife, and have . However, while temperate...
- Q Which of the following best explains the process of biomagnification?A.) Increase in the concentration of a toxic substance with each successive link in the food chain or in each advancing...
- Q Which of the following statements best explains the relationship between ecosystem complexity and resilience?Resilience is not affected by changes to ecosystem complexity.Resilience decreases as complexity increases.Resilience increases as complexity increases.
- Q How would the presence of a dead conspecific, like a dove wing, effect giving-up densities?A. Giving-up densities increaseB. Giving-up densities decreaseC. Giving-up densities are unchanged
- Q A chipmunk consumes 1000 J of energy from food, excretes 177 J as waste, andconverts 784 J to heat via metabolism.Use the information above to complete the problems.1. How many...
- Q About how much energy is transferred from a primary consumer to a secondary consumer?90% of the original energy from the Sun10% of the original energy from the Sun10% of the...
- Q You have an ecosystem with the following organisms: birds, fruit trees, tigers, and monkeys. Which list would best describe the food chain?tigers, monkeys, birds, fruit treesbirds, fruit trees, monkeys, tigersfruit...
- Q Grasses ? mice ? cat ? coyoteA natural disaster of a fire has occurred what could happen to this food chain?The grasses will be gone and all of the consumers...
- Q Which statement best describes energy of an ecosystem?The amount of energy entering an ecosystem from the Sun is equal to the amount lost as heat.The amount of energy entering an...
- Q Life cycles recycle matter and help to create balance on Earth becauseliving organisms are dependent on other living organisms to surviveproducers make their own food, consumers gain energy from producers,...
- Q Roger is studying how energy from the Sun changes to chemical energy in plants and to mechanical energy in animals.He is studyingquantum physicschemistryblologythermodynamics
- Q Some corals in the warm pools off Ofu Island can withstand temperatures of 32 to 34 C without bleaching. So, the researchers set up a controlled laboratory experiment to try...
- Q 3. What is the immediate cause of the decline in the sea otter population?A. The feeding habits of the orcaB. The feeding habits of the sea urchinsC. The feeding habits...
- Q Technology has changed the way scientists conduct their research. Select the ways the film supported this claim: "Technology is crucial for lion research in Gorongosa National Park;" Select all that...
- Q The loss of energy from one level of the tropic hierarchy to the next is best explained by which of the following processes: the first law of thermodynamicsfierce competition among...
- Q Typically, only about _____ of the energy is transferred from one trophic level to the next in an ecosystem.30%40%20%50%10%
- Q Think of someone you know who is a model environmental citizen. How do they demonstrate the three attributes described by Dobson and Bell? Do they consider themselves an integral part...
- Q In an area of forest growth, there fire. The vegetation is destroyed and the fire leaves behind living soil. Soon, grass starts to grow in the soil.This is an example...
- Q Red pandas have many beneficial adaptations such as their color and a bushy tail. How did these adaptations come to be? Over evolutionary time, pandas with the best adaptations were...
- Q Select the correct answer.Jupiter has an average distance from the Sun of 7.98 x 108 kilometers. Use the conversion factor 1 AU = 1.5 x 108 km to convert this...
- Q A worm is decomposing plant matter and putting it into the soil. What type of nutrient consumption does that worm exhibit?A) DetritivoreB) DecomposerC) HerbivoreOD) Omnivore
- Q Communities that are biologically diverse are to contain species that are resilient to ecosystem pressures.O less likelyO more likely
- Q Which describes the desert biome? A. driest of all biomes, very little water, cacti, plants have wax coating, nocturnal animals B. permafrost of soil, cold temperatures and high winds, mosses...
- Q Individuals within a community may compete to obtain resources, though the resources are often limited.TrueFalse
- Q Which of the following describes wetlands? A. separated into photic and aphotic zones of still water with large amount of vegetation and fish B. located between aquatic and terrestrial environments...
- Q Suppose that one of the four species above occupied 80% of the habitat and the other three equally shared the remainder. Now is the effective number of species would be...
- Q This type of natural selection shifts the phenotype towards the intermediate and disfavors both extremesDisruptive selectionIntrasexual selectionStabilizing selectionIntersexual selectionDirectional selection
- Q What is a major difference between the phosphorus cycle and the water, carbon, and nitrogen cycles?The phosphorous cycle is much faster than the others.The phosphorous cycle does not include the...
- Q Identify the following scenario as primary or secondary succession:A raging forest fire sweeps through a local valley in California and is controlled and later snuffed out by firefighters. Small sprouts...
- Q An ecosystem isa. all the organisms in a community and the abiotic environment in which they interact.b. all the organisms in a community.c. some of the organisms in a community...
- Q On your own, draw the food web again, but this time include these two invasive species. Show the effect these invasive species would have on other organisms in the habitat....
- Q A team of ecologists observed feeding patterns of several populations in the desert. The energy pyramid shown below depicts the feeding patterns the ecologists observed. Explain the difference in the...
- Q Many birds live in mountainous temperate forest ecosystems. Above the tree line on mountains, however, the ecosystems change. Few birds are found there. Many factors contribute to the lower number...
- Q In the space below please describe what keystone species is and explain why they are essential for maintaining the health of an ecosystem.
- Q Describe the global North and global South. Which continents does each encompass? Whatlevel of development and wealth?Global North:
- Q Which of the following animal populations in Rhode Island waters likely exhibit(s) a Type III survivorship curve?lobsterssurf clamsoystersAll of the aboveNone of the above
- Q Identify a food (look up the definition of food) that humans eat that cannot be traced back in any way to an organism that performs photosynthesis. You are allowed only...
- Q Imagine you are interested in studying evolution by natural selection (ENS) on a trait in a wildpopulation.Which population BEST fulfills the three essential elements of ENS?A population of sunflowers with...
- Q The chain of volcanoes that forms at an ocean-ocean convergent plate boundary is referred to as a(n) volcanic ___ arc.islandsubductioncontinental
- Q Explain in detail the difference between a composite volcano and a shield volcano (type of magma, shape and size, age range, explosiveness, eruption products).
- Q In thrust faulting,horizontal, tensional stresses drive the deformationgrabens develop on the footwall blockthe hanging wall block slips downward along the thrust faultthe crust is shortened and thickened
- Q The Antarctic and Greenland ice sheets are examples of continental glaciers.True.False.None of the above.
- Q Gemstones are commonly found in pegmatites, which are igneous rocks that areexceptionally maficO exceptionally coarse grainedexceptionally fine grainedextrusive, forming from lavaexceptionally vesicular in texture
- Q The protolith of marble is fine-grained sandstone.TrueFalse
- Q Summary on Acid Fast Staining MUSTinclude:o Bacteria the staining procedure is used tostaino Steps in the procedure and reagentsusedOo Purpose/role of each reagento Purpose of steam
- Q What is the author trying to represent by including the following details inthe book - The Life of Abraham Lincoln from His Birth to His Inauguration asPresident?His solemn manner, his...
- Q Which of these could be a producer in an ecosystem? Choose the most complete correct answer.O fungusO Animals AND Fungi could be producersO Fungi AND protists could be producersO Animals...
- Q The amount of biomass (weight) of organisms decreases as you "go up" trophic levels fromproducers to primary consumers, secondary consumers and tertiary consumers. Which of thefollowing explains this?O Most of...
- Q Which of the following statements about ecosystems is FALSE?O Decomposers are heterotrophsO Nutrients can be recycled by decomposers for use by producersO Producers are autotrophsO Energy flows through the ecosystem...
- Q Which of the following would be a dispersal event?O Radiation exposure increases mutation rate, leading to more genetic variation in a populationO All of the answers could be considered examples...
- Q An ecologist is studying the changes in an ecosystem after the eruption of a volcano The ecologist returns to the area four times over the first year to make observations...
- Q Which of the following could be producers in ecosystems?O ProtistsO BacteriaO PlantsO AnimalsO Plants, Protists, AND BacteriaO Plants AND Protists
- Q The use of certain fertilizers can result in high levels of phosphorus in water used in urban areas Which of the following is a possible negative side effect of excess...
- Q A high school student is taking an environmental science class For one assignment the student must go outside their house and observe the surrounding ecosystem The student walks outside and...
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