apes unit 3 pt 2
Which of the following is a proccess that indirectly removes carbon from Earth'a atmosphere?
formation of carbonate deposits
Use the table in figure 3.8.2. Which of the following was the doubling time for China's population in 2014 if the growth rate was 0.49%?
142.9 years 70/0.49 = 142.9
Which stage has high birth rates and rapidly decreasing death rates as a result of improved access to health care?
B
he curves show two possible patterns of change in population size over time for a certain species of small mammal in an ecosystem. Select the choice that best fits each statement:Population growing at a decreasing rate
B
The K-selection reproductive strategy maximizes survival of offspring by producing
Few offspring with high levels of parental care.
A small developing country with negligible rates of immigration and emigration is going through demographic change. 30 years ago the crude birth was 44 per thousand.......Which of the following statements about the country now is most likely to be true?
The country is at the industrial stage of the demographic transition
Measured by the amount of Ca and Mg
hardness
Based on the diagram, this country is likely experiencing
rapid population growth
All fo the following statements about invasive exotic species are true EXCEPT:
they tend to have low reproductive rates
If a country has a crude BR of 24 per 10000 and a crude death rate of 8 per 1000, the natural annual percent increase of its population is?
1.6% 24/1000 + 8/1000 24-8/1000 = 0.016 (1000) =1.6%
If the population of a country is growing at a rate of 1.75 per year, the population will double in approx. how many years?
40 years Work: 70/1.75 =40
The current world population is closest to which of the following?
5 billion
Based on the graph, what is the approx. carrying capacity of the seal population?
7500
Which curve in the graph in Figure 3.3.1 best represents a K-selected species?
A
Which of the following changes would most likely lead to a mammal population exceeding its carrying capacity?
A decrease in food supply immediately after offspring are born
Select the choice that best fits each statement. The following questions refer to the countries listed in the table. Which of the following countries listed in the chart above is most likely to have limited educational opportunities for women?
Country A
Which of the following best characterizes a population that is growing exponentially with time?
Doubling in size over equal increments of time
Represents the maximum number of individuals that can be supported by a particular ecosystem on a long term basis
E
The data table shows plant biodiversity of different ecosystems in Glacier National PArk. IN parts of the park, the glacier is receding leading to succession. Based on the data in the table, which ecosystem is in teh earliest stages of succession.
Ecosystem B
Which of the following processes shown in the diagram leads to precipitation?
Evaporation rate.
Which of the following would likely reduce the threats posed by exotic species to native species? I) Increasing inspections of goods coming into a ountry II) Mandating the bilgewater from vessels be emptied in ports instead of in the open ocean III) Enforcing legislation that restricts imported materials such as untreated wooden packing crates
I and III only
Based on the diagram above in which stage are most species present considered pioneer species?
II
: Correct statements about the northern spotted owl include which of the following? I) It is a pioneer species that is an opportunistic feeder II) It is dependent on mature, old growth forests for its habitat III) It is a carnivore at or near the top of the food chain
II and III
see figure 3.8.3. The country with a population about three times that of the U.S is
India
Which of the following is most likely the primary cause of high death rates in phase I?
Infant and childhood mortality
Which of the following is a true statement about replacement-level fertility?
It is greater in countries with high infant mortality rates than in countries with low infant- mortality rates
The chatlam Island robin is a small.......... Which of the following is best illustrated in the decline of the Chatam Island robins?
Population Bottleneck
Which of the following describes the changes in a country's demographics as it begins its transition from a preindustrial state to an industrial state?
Population increases rapidly, birth rate remains high, death rate decreases
the feeding relationships between several marine organisms are shown in the food web. Based on the diagram, which of the following best describes the most likely direct effect of a decline of the small fish population on the marine food web?
The jellyfish population will increase because of decreased predation.
Which of the following statements best describes how the moths adapted to the new environment over time?
The moths adapted to the new environment by changes in the genetics of the population.
Which of the following can be interpreted from an age structure diagram of a country?
The relative population growth rate of the population
The spotted lanternfly is a herbivorous insect that is native to Asia and feeds on over......... Which of the following best describes the spotted lanternfly in the United States?
The spotted lanternfly is an r-selected and invasive species
Which of the following is a true statement about the total fertility of a society?
The total fertility rate of a society decreases as the society progresses through the demographic transition.
Figure 3.6.5 shows teh age structure of a particular country. Which of the following characteristics is most closely associated with a country that demonstrates the age structure in the diagram shown above?
There is a high total fertility rate.
Guano from fish-eating birds is a commercial source of this element
phosphorus
During which stage of the demographic transition shown above does a population begin to experience an explosive increase in growth? Use Figure 3.9.1
stage 2
The crude growth rate, r, of a population is calculated by:
subtracting the crude death rate from the crude birth rate
If a city population 10,000 experiences 100 births, 40 deaths, 10 immigrants, and 30 emigrants in the course of a year, what is the net annual percentage growth rate?
0.4%
The process by which a soil nutrient is reduces and released to the atmosphere as a gas
Denitrification
Q: Photosynthesis is the major source of which of the following gases in Earth's atmosphere?
O2 (Oxygen)