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choose the correct alternative
on the biotic potential influences:
a) the average number of offspring produced
b) the size of the individuals
c) mortality
d) migration rate
Step by step
Solved in 2 steps with 2 images
- Which of these is not an abiotic factor that effects population dynamics? a) dispersal b) disturbance c) dissolved oxygen d) nutrients e) energy8)Which of the following questions would be considered ecological questions? choose all that apply a)How does the availability of rainfall affect pollen production in mulberry trees? b)How do the population dynamics of hawks affect the population dynamics of lizards? c)How does elevation affect the amount of rainfall? d)How did the mouse species present in the Mojave Desert arise? e)How does a mutation in a gene for amylase affect nutrient absorption in white-tailed deer? f)None of these are ecological questionsChoose all of the negative environmental consequences of human population growth A) increased deforestation B) increase habitat loss C) fewer extinction D) increased air pollution E) decreased need for mining F) decrease in water pollution G) increased loss of fertile top soil H) increased use of fertilizer for agricultural
- Why is the change in human footprint relatively low for the most agriculturally suitable land? a) Very little of the land is highly suitable for agriculture b) Cities put little pressure on the environment, and tend to be in very agriculturally suitable areas c) Pressure was already high thereIf two species are close competitors, and one species is experimentally removed from the community, the remaining species would be expected to...a) change its fundamental planeb) decline in abundancec) expand its realized niched) become the target of specialized parasitesWhich of the following is a negative consequence associated with both slash-and-burn and monoculture? a) Decreased yield b) Increased pollution c)Ecosystem disruption d)Reduced biodiversity
- K-selected species typically a) have short life spans b) display a logistic graph c) are more competitive than r-selected species d) live close to the biotic potential, taking advantage of the environmental conditionsIt is living components in an environment and may include food sources and other populations. A) Biotic factors B) Competition C) Community D) PopulationA frog population lives in a pond covered with a species of aquatic plant that attracts insects due to its color. The small frogs depend on the insects for This represents a _______ relationship between the frog and the plant species. a) predation b) mutualistic c)competitive d)commensalism
- Habitats with moderate levels of disturbance have higher species diversity. A) True B) FalseAs the fertility of soil on the forest floor increases, which of the following most likely will occur? Mark only one oval. 00 A) size of plants decreases. B) growth rate of plants increases. C) density of plants decreases. D) number of species of plants increases. E) probably nothing not benefited. Mark only one oval. levolls aviat estela Related to the greater Yellowstone area and according to abundance levels, have benefited from wolf reintroduction, while have ainerion A) grizzly bears, brown bears B) beavers, aspen trees C) woody plant species, beavers D) all of the above first listed species, elk A) zonation. OB) stratification. C) succession. D) characterization. OE) vector-born bond woll 19v altide A (0) lagens ewolis témns) A (0) anomoe ni sunt aniq bio nA (SSSS oorhoorigion Mos Jealsong visuau al vinum Changes in community composition and structure over time are called which of the following? Jovo sto no he Mark only one oval. 2000 abnedm 1003 en avoubisen (0 esw 162 (3 CD…4. Why is Pacific salmon movement into freshwater streams considered migration if the salmon die at the head of the stream and never return to the ocean? A) It is not considered migration but immigration. B) Migration is a one-way movement. C) Because their offspring return to the ocean, the entire population participates in the migratory event via different life stages. D) Most male adult fish survive reproduction and return to the ocean. 5. The distribution of species is rarely determined by minimum and maximum temperature tolerances. TRUE or FALSE.