FREQUENCY 60 40 20 0 88842 140 120 100 80 1 3 5 7 9 11 LITTER SIZE 13 15 Which of the following best describes the reproductive strategy of the species represented by the data above? Choose only ONE best answer. A B C An r-selected species that reproduces frequently and provides little parental care A large K-selected species that expends a large amount of energy defending offspring from predators An r-selected species that typically have one reproductive event in their lifespan D A small K-selected species that provide parental care to offspring, primarily in the form of food and body heat
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- What characteristics are common to r-selected species? Choose All That Apply Rapid development and early reproductive maturity O Small intrinsic growth rates Small offspring and significant parental care Large numbers of offspring per reproductive eventWhich of the following set of characteristics would best described a K-selected species (e.g. an elephant)? early reproduction with many, small offspring and short-lived early reproduction with few, large offspring and short-lived late reproduction with few, large offspring and long-lived O late reproduction with many, small offspring and long-livedActivity 4. Make a Dichotomous Key. Make a Dichotomous Key for the animals illustrated below https://www.flickr.com/photos/queenslandstatearchives 137884088126 https:pixabay.com/vectors/biodiversity earthworm fertilizer-160380 https:Weommens.wikimedia.arg/aiki/File:CSIRO_Seienoeimage 2186 ARed ackSprderjpg https://en.wikipedia.org/wiki/Tamaraw %3D II IV
- - SC5 X P Parchment Exchange - Leader in X G how would scientists describe th x e.learn.edgenuity.com/player/ Science - SC5181 A 1 2 5 How would scientists describe the density of a population? O 47 giraffes living on the African savanna O 194 nematode worms in a given area of soil O 1,500 frogs living in a large pond O6,000 starlings flying in a flock going south Mark this and return how is poirExplain the evolution of alternative male reproductive strategies within a single species. Give examples. nool deminerER What can less dominant males do? morebeemto lemates Compensatory mating strategies 1. Forming friehdships with a particular female (babbons). 2. Preejaculationfigienas). 3. Rape (ducks seorpionflies). 4. Satellite males ("parasitize successfulmales) Highand loakung mae s ors were found a have cs ofemales Du he hg arng mae had more cmso lesales during estr Nghe chance to produce Makingthe-best-of-a-bad-jab reproduotive strategy Conditional mating strategies: Co-existing reproductive strategies Genetic capacity for two altermative mating strategies (decision" is made during development, depending on nutrientavailability) Big horn, small testes OR Small horn, large testes Three different forms of sponge isopod males CS Scanned with CamScannerC5 x P Parchment Exchange - Leader earn.edgenuity.com/player/ ence- SC5181 A G 5 Mark this and return G how would scientists describe th Why is random distribution of species the least common pattern? O It eliminates the protection benefits provided by a large group. O It decreases competition among members of the population. O It reduces the amount of light that producers can get from the sun. OIt does not mirror how resources are distributed in nature. X O Σ how is point intercept used to de x + Save and Exit Next 0 < English Sign out v ☆ E. 0 Kinley He Submit Oct 27 2:08
- gyemang@bhrs X DEYTMntSq3aYWCUqtaBxfG-boRU0hP45EYnjLqWI/edit ticks & Working offline d-ons Help Arial BIUA o 三ー 三1 11 1. 3 61 9. If you were to remove barberry from an ecosystem, what are your predictions regarding the number of ticks, white-footed mice and owls? Explain your reasoning.In an iteroparous species lifetime fitness is maximized at investment, while in semelparous species level of reproductive an intermediate maximal effort is exerted in a single reproductive event Maximal an intermediate effort is exerted in one of many reproductive events an intermediate minimal effort is exerted in a single reproductive event maximal an intermediate effort is exerted in a single reproductive event an intermediate maximal effort is exerted in one of many reproductive events5 x P Parchment Exchange - Leader i earn.edgenuity.com/player/ nce - SC5181 A ņ X 1 2 3 4 5 Mark this and return G how would scientists describe th X How is point intercept used to determine the abundance of a population? OA sample of the population is counted by sight and then extrapolated into a value for the entire population. O A three-dimensional frame is placed next to the target species and is used to tally the number of individuals near it. OA predetermined scale is placed along a transect line and the percent cover of the desired species is measured. O A measured line is laid out in the study area and the number of target individuals underneath it are counted. O M Show is point intercept used to de x B + DELL Save and Exit Next Sign out English Submit Oct 27 K 2:2
- Iti do a cohort study on some new cute animal, and I discover that most of the individuals die at a relatively young age, and only a few live close to the maximum age for the species, what would you predict about the reproductive strategy of this species? O They probably produce relatively few offspring and invest a lot of parental care into each offspring. O They probably produce a lot of offspring, and invest a lot of parental care into each one. O They probably produce a lot of offspring but do not invest much parental care in any individual offspring O They probably produce offspring only after individuals manage to live to close to their maximum age3806/variants/596276/take/13/ Tp The very long beak of a hummingbird has evolved along with the tubular flower that it pollinates. Which of the following processes explains how these 2 separate populations can change together? All Changes Saved s Answered 56°F Mostly cloudyWhich of the following is not a characteristic of r-selected species. O mature early O mature late O more offspring O smaller offspring