What were the two density dependent limiting factors that most affected the human population before the industrial revolution? Availability of food and high rate of death from disease . The average life expectancy – after the industrial revolution due to a significant improvement in the – rate.
What are the two factors that most affect life expectancy?
Significant factors in life expectancy include gender, genetics , access to health care, hygiene, diet and nutrition, exercise, lifestyle, and crime rates. Evidence-based studies indicate that longevity is based on two major factors, genetics and lifestyle choices.
What factor that most affects life expectancy?
Life expectancy is affected by many factors such as: socioeconomic status , including employment, income, education and economic wellbeing; the quality of the health system and the ability of people to access it; health behaviours such as tobacco and excessive alcohol consumption, poor nutrition and lack of exercise; ...
Which of the following density-independent factors can affect the size of a human population?
density-independent limiting factor; damming rivers can alter the flow of nutrients and water to certain organisms, causing them to die. What limiting factors affect human population? The human population may be limited by the availability of food and living space, and by disease and natural disasters .
Which of the following density-independent factors can affect the size of a human population quizlet?
List three density-dependent factors and three density-independent factors that can limit the growth of a population. Density-dependent factors: competition, predation, parasitism, and disease. Density-independent factors: natural disasters, seasonal cycles, unusual weather, and human activity .
What things shorten your life?
The 10 factors most closely linked with dying were: being a current smoker ; history of divorce; history of alcohol abuse; recent financial difficulties; history of unemployment; past smoking; lower life satisfaction; never being married; history of food stamps, and negative affectivity.
What can I do to increase my life expectancy?
- Go Outside. Paul Bradbury / Getty Images. ...
- Hang Out With Friends. Life expectancy can be increased by just hanging out with your friends and family. ...
- Get Daily Exercise. ...
- Floss Daily. ...
- Have More Sex. ...
- Be More Like a Vegetarian. ...
- Lower Your Stress. ...
- Get Health Screenings and Tests.
Does race affect life expectancy?
| State | United States | All Races | 78.7 | White | 78.6 | Hispanic | 82.0 |
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Which country has the highest life expectancy rate?
| # Country Life Expectancy (both sexes) | 1 Hong Kong 85.29 | 2 Japan 85.03 | 3 Macao 84.68 | 4 Switzerland 84.25 |
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What are the five factors that affect population?
- Economic development.
- Education.
- Quality of children.
- Welfare payments/State pensions.
- Social and cultural factors.
- Availability of family planning.
- Female labour market participation.
- Death rates – Level of medical provision.
What are the 4 factors that affect population growth?
Population growth is based on four fundamental factors: birth rate, death rate, immigration, and emigration .
What are the factors affecting population density?
- Terrain: Terrain of land is a potent factor which influences the concentration and growth of population. ...
- Climate: ...
- Soil: ...
- Water Bodies: ...
- Mineral Resources: ...
- Industries: ...
- Transport: ...
- Urbanization:
Which is an example of natural disaster limiting population growth?
A strong thunderstorm destroys many of the nests of a bird population . A month of colder air in the spring delays the growth of plants that provide food for a deer population.
What are 4 examples of density-dependent limiting factors?
- Competition within the population. When a population reaches a high density, there are more individuals trying to use the same quantity of resources. ...
- Predation. ...
- Disease and parasites. ...
- Waste accumulation.
What are the two density independent factors?
There are many common density independent factors, such as temperature, natural disasters, and the level of oxygen in the atmosphere . These factors apply to all individuals in a population, regardless of the density.
How can I shorten my life naturally?
- Eat until your stuffed and feel bloated.
- Avoid a plant-based diet at all costs.
- Minimize physical activity.
- Keep to yourself.
- Make excuses about not learning new things and meeting new people.
- Drink hard liquor or beer every night to relax.
