social impact of tech exam 4 and 5

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School

Hillsborough Community College *

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Course

1113

Subject

Biology

Date

Jan 9, 2024

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docx

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Uploaded by jasminerichey44

[05] Lessons 4 & 5 Exam - Results Attempt 1 of 2 Written Sep 19, 2023 7:20 AM - Sep 19, 2023 8:09 AM mpt Score 97.5 / 100 - 97.5 % rall Grade (Highest Attempt) 97.5 / 100 - 97.5 % stion 1 2.5 / 2.5 points Plankton and phytoplankton represent the base of the oceanic food chain and produce about _______ percent of our planet's atmospheric oxygen. Question options: a) 20 b) 30 c) 40 d) 50 on 2.5 / point Which global region produces the most waste per capita? Question options: a) China b) India c) United States d) Europe on 2.5 / point According to the course, which of these has not been linked to damage caused by UVB radiation? Question options: a) Destruction of DNA

b) Melanoma and premature aging c) Basal cell and squamous cell carcinomas d) Severe sunburn on 2.5 / point The Keeling curve shows that carbon dioxide concentration in Earth's atmosphere reached _______ ppm in 2013. Question options: a) 250 b) 300 c) 350 d) 400 on 2.5 / point Of the four modes of species interaction, trophic interactions are associated with Question options: a) parasitism. b) competition. c) mutualism. d) predation. on 2.5 / point The ozone layer contains about _______ percent of atmospheric ozone. Question options: a) 60 b) 75

c) 90 d) 99 on 2.5 / point When ecologists study the way energy is distributed over a food chain or the rate at which nutrients are recycled, they're engaged in _______ in an effort to understand how the whole system works. Question options: a) habitat ecology b) systemic analysis c) ecosystem ecology d) biosphere studies on 2.5 / point Two students are discussing causes of desertification in semi-arid locales. Allen maintains that overcultivation depletes soil of vital nutrients. Audrey argues that overgrazing strips vegetation and leads to soil erosion and deforestation. Which student is correct? Question options: a) Both Allen and Audrey are incorrect. b) Both Allen and Audrey are correct. c) Only Allen is correct. d) Only Audrey is correct. on 0 / 2 poin When carbon dioxide is dissolved in water, it produces _______ acid. Question options: a) carbolic b) carbonaceous

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c) carbonic d) corrosive on 2.5 / point Where can the largest tropical forest on the planet be found? Question options: a) Amazon Basin b) Indian subcontinent c) Congo Basin d) Indonesian archipelago on 2.5 / point As the Arctic permafrost melts, it releases _______ into the atmosphere. Question options: a) nitrous oxides b) methane c) water vapor d) ozone on 2.5 / point _______ is/are our planet's thermostat and the world's chief greenhouse gas. Question options: a) Water vapor b) Atmospheric pollutants c) Carbon dioxide d) Ozone

on 2.5 / point Which of these is a biotic factor in an ecological system? Question options: a) Local climate b) Chemical properties of an environment c) Sunlight d) Decomposers on 2.5 / point Which atmospheric layer enables radio transmissions? Question options: a) Troposphere b) Stratosphere c) Ionosphere d) Thermosphere on 2.5 / point Where did humans first domesticate horses? Question options: a) American high plains b) Asian steppes c) African veld d) Argentine pampas on 2.5 / point

Where would you find a cold desert biome? Question options: a) Mojave b) Sahara c) Sahel d) Antarctica on 2.5 / point Taiga includes the largest contiguous forests on the planet and make up about _______ percent of all of Earth's forests. Question options: a) 50 b) 40 c) 30 d) 20 on 2.5 / point According to the course, _______ scientific experts believe there is still time to address environmental problems and change our course toward a sustainable future. Question options: a) all b) no c) most d) very few on 2.5 / point The foremost emitters of methane are

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Question options: a) oceans and rivers. b) oil and gas industries. c) landfills. d) sheep ranches. on 2.5 / point Disruption of the _______ cycle will have an unpredictable impact on humans due to this cycle's vital role in regulating global climate patterns. Question options: a) nitrogen b) carbon c) phosphorous d) water on 2.5 / point From the perspective of Marx and Engels, the political and economic theories of Adam Smith, John Locke, and others are mainly a(n) _______ of the capitalist system. Question options: a) ideological critique b) rationalization c) criminal indictment d) radicalization on 2.5 / point The proportion of males to females in a given population is referred to as the _______ ratio. Question options:

a) fertility b) sex c) population d) stereotypical on 2.5 / point Paul Ehrlich updated his early projections because his original ideas underestimated Question options: a) immigration figures. b) capitalist gains. c) human resilience. d) political instability. on 2.5 / point In a growing population, the rate of natural increase equals the birth rate minus the death rate plus net Question options: a) migration. b) averages. c) emigration. d) fertility. on 2.5 / point In developed countries, a fertility rate of 2.1 live births per 1000 births per year is called _______ fertility. Question options: a) stabilized b) replacement

c) declining d) increasing on 2.5 / point _______ is the global area with the highest rate of population growth. Question options: a) China b) Africa c) Canada d) Mexico on 2.5 / point In _______, death rates have declined markedly even as infant mortality rates continue as the highest in the world. Question options: a) Pakistan b) India c) Afghanistan d) Nigeria on 2.5 / point In transition theory, the main factor in the reduction of death rates is Question options: a) rising access to education. b) availability of preventive health care. c) accessibility of pediatric care.

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d) improving food technologies and production. on 2.5 / point In modern times, the greatest threat of famine is associated with Question options: a) underdeveloped infrastructure. b) political instability resulting from armed conflict. c) a lack of energy and water resources. d) economic instability due to past colonial practices. on 2.5 / point According to the course, all of the following factors are likely to be sources of social problems related to population density except Question options: a) economics. b) spirituality. c) cultural factors. d) politics. on 2.5 / point _______ death rate equals total deaths per year divided by the midyear population. This figure is normally expressed as the number of deaths per 1,000 people per year. Question options: a) Estimated b) Projected c) Approximate

d) Crude on 2.5 / point Demographers have added a fifth stage to the classic four-stage transition theory. Namely, when birth rates fall below replacement and death rates exceed birth rates, a country can be said to have entered Stage 5. As mentioned in the course, all of these countries are now considered to be at Stage 5 except Question options: a) Argentina. b) Greece. c) Germany. d) Portugal. on 2.5 / point Demographically speaking, in the United States the rate of natural increase is currently below replacement. However, the population continues to grow due to net Question options: a) decrease. b) emigration. c) birth rate. d) immigration. on 2.5 / point Ehrlich's dire projections differed from those of Malthus in that he applied the principle of geometric progression to Question options: a) vital resources like oil, copper, and top soils. b) significant climate change variables.

c) escalating species die-off. d) birth and death rates by social class. on 2.5 / point The discussion in the course regarding the experience of China during Mao Zedong's Great Leap Forward from 1959 to 1960 was meant to illustrate that Question options: a) population growth doesn't necessarily proceed at a steady rate. b) economic policies are critical to sustain population growth. c) political and economic factors are irrelevant to population growth. d) unrestrained population growth leads to political instability. on 2.5 / point Thomas Malthus proposed a list of preventive and positive measures to control population growth. Which of these would Malthus call a positive check? Question options: a) Refraining from sexual intercourse on a regular basis b) Postponing marriage until later on in life c) Planning to create a smaller family d) Being prepared to cope with extreme poverty and malnutrition on 2.5 / point The _______ ratio compares the number of economically productive people within a specific population to the number of people younger than 15 and older than 64. Question options: a) dependency b) productivity

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c) producer-consumer d) age to productivity on 2.5 / point Which of these statements regarding gender difference in the death rate is true? Question options: a) Female children are more likely to die young than males. b) Males tend to avoid employment in riskier occupations. c) Males engage in more risk-taking behaviors than females. d) Females experience more stress related to gender roles. on 2.5 / point Infant mortality is defined as the percentage of infants who die within _______ months after birth in a given population per 1,000 live births per year. Question options: a) 1 b) 3 c) 6 d) 12 on 2.5 / point _______ decimated the population of Europe in the thirteenth and fourteenth centuries. Question options: a) Famine b) Armed conflict c) Plague

d) Syphilis Done

social impact of tech exam 4 and 5

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