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- Can someone please help me with multiple choice question, please choose the best that fits, Thank you 1)In which of the following situation would you expect to find the largest number of K-selected individuals? A) temporary pools that form afer rain showers but dry up within 2-4 weeks B) sand dunes that shift continually with the wind C) a prairie(grassland) ecosystem right after a fire D)a temperature stable lake that has existed in the same location for many generationsCan someone please help me with 2 multiple choice question, please choose the best that fits, Thank you 1)In which of the following situation would you expect to find the largest number of K-selected individuals? A) temporary pools that form afer rain showers but dry up within 2-4 weeks B) sand dunes that shift continually with the wind C) a prairie(grassland) ecosystem right after a fire D)a temperature stable lake that has existed in the same location for many generations 2)The greastes effect that hmans have on the carbon cycle derives from A) the production of methane from domestic cattle B) all of these C) the production of CFCs D) runoff of fertilizers from agriclture E) the burning of fossil fuelsIn which situation will populations experience gene flow? A)hybridization between two populations of ground beetles B)natural-selection pressures between two populations of dragonflies C)mate competition between two populations of red-legged grasshoppers D)intersecting migration routes between two populations of monarch butterflies
- What is the ecological definition of a species? A) A group of individuals that can breed and produce viable offspring B) A group of interbreeding individuals that share the same environment C) A group of individuals that share a common ancestorSuppose a population of mice is subject to a few years of very cold, dry winters that drastically decreases their numbers. Which of the following factors has affected this population? a) Non-random mating b) Genetic drift c) Migration d) Mutationbased on the image attached a) Explain how genetic drift caused egg hatching to decrease in the late 1980s and 1990. b) Why did hatching improve following translocations? c) What are the general effects of gene flow between populations
- . As coral reef communities continue to experience ocean acidification and bleaching, a population of gobbie fish and their allelic variability has rapidly decreased, this is an example of a) founder effect b) mutation c) natural selection d) gene flow e) bottleneck effectDecide whether each of the following scenarios would lead to prezygotic or postzygotic reproductive isolation: a) Dragonflies from two different populations have genitals that do not match, so they can't mate successfully [Select ] b) Two different species of fish have very different courtship displays, but they can mate and produce a non-fertile offspring [Select] c) One species of plant flowers in the winter, while another flowers in early spring [ Select ] d) The gametes of two tree species can fuse, but a zygote does not form [ Select ] e) A mountain range separates two populations of snakes I Select]9) This chart shows the beak length of a population of finches in the Galapagos. The island was faced with a five year drought that made it difficult for birds to get water. If natural selection occurs, how would you predict the bird beak lengths to change? A) Only those with shorter beaks would survive. B) The population would not really change much. C) Only those with the longest beaks would survive. D) Those with medium-long beaks would increase most. Not Graded
- A population of lizards in Northern California is brown and is not poisonous to birds. A population of lizards in Southern California is orange and is poisonous to birds. In central California, where the two species overlap, a new species of non-poisonous, orange lizards arose. Which of the following statements best explains the existence of non-poisonous orange lizards? A) Non-poisonous brown lizards changed color once they noticed birds did not eat orange lizards. B) Non-poisonous orange lizards have a selective advantage since birds avoid orange lizards. C) Non-poisonous lizards turn orange by eating orange flowers and then pass the trait on D) Non-poisonous orange lizards have a selective disadvantage since they cannot blend in. E) Non-poisonous brown lizards are more attractive to mates.. Examining how populations lead to new lineages that arise based on alterations to allelic frequency and gametic exchange of new alleles is investigating ________________ a) macroevolution b) microevolution c) community ecology d) ecological species concept 2. Is this population evolving? 100 hawks, 2 alleles for eye color green to blue EyeG EyeG, EyeGEyeB, EyeB EyeB ; 20 EGEG, 70 EGEB , 10 EBEB A yes B no C not enough information to calculate thisWhich option would not disturb a Hardy-Weinberg Equilibrium in a population? a) Random mating b) Gene flow c) Genetic drift d) Genetic mutation