This comprehensive guide, titled “Geography Grade 10 Questions and Answers PDF Term 3,” aims to address the critical environmental and societal issues covered in the Grade 10 Geography curriculum. The questions and answers provided focus on a variety of topics, including climate change, rural depopulation, and the challenges faced by refugees in South Africa. By examining the increase in global temperatures, the effects of greenhouse gases, and strategies to improve rural livelihoods, this guide offers valuable insights and solutions to some of the most pressing issues of our time. Designed to support students in their studies, this resource serves as an essential tool for understanding the intricate relationships between human activities and environmental changes, as well as the socio-economic factors influencing population movements and urbanisation.
Geography Grade 10 Questions and Answers pdf term 3
The increase in average temperature on earth is called …
Global warming
Explanation: Global warming refers to the long-term increase in Earth’s average surface temperature due to human activities, primarily the emission of greenhouse gases.
Name TWO greenhouse gases (GHGs) in the atmosphere.
Carbon dioxide (CO2) and Methane (CH4)
Explanation: Carbon dioxide and methane are significant greenhouse gases. They trap heat in the atmosphere, contributing to the greenhouse effect and global warming.
The type of gas that is produced by cattle is (CFC/methane).
Methane
Explanation: Cattle produce methane as a byproduct of digestion through a process called enteric fermentation. Methane is a potent greenhouse gas.
One major consequence of global warming that causes topsoil to become dry is (flood/drought).
Drought
Explanation: Global warming can lead to increased evaporation rates and changes in precipitation patterns, resulting in prolonged periods of drought, which dry out the topsoil.
The amount of carbon dioxide that a household, individual, company, or other group emits through …
Carbon footprint
Explanation: The carbon footprint measures the total amount of carbon dioxide emissions for which an individual or organisation is responsible. This includes emissions from energy use, transportation, and other activities.
A sudden overflow of water which covers land:
A. Floods
Explanation: Floods occur when there is an excessive accumulation of water, usually from heavy rain or rapid snowmelt, causing rivers, lakes, or oceans to overflow and cover the land.
The temperature at which water condenses is …
A. Dew point
Explanation: The dew point is the temperature at which air becomes saturated with moisture and water vapour condenses into liquid water, forming dew.
This is the deliberate removal of trees:
D. Deforestation
Explanation: Deforestation is the intentional clearing of forests, typically for agricultural, logging, or urban development purposes. It has significant environmental impacts, including loss of biodiversity and contribution to climate change.
The heat energy that the earth radiates is called …
D. Terrestrial radiation
Explanation: Terrestrial radiation refers to the longwave infrared radiation emitted by the Earth as it loses heat absorbed from the sun. This process is crucial in regulating the planet’s temperature.
Incoming solar … is known as insolation.
A. Radiation
Explanation: Insolation is the amount of solar radiation reaching a given area. It is a key factor in determining climate and weather patterns.
Which of the following is a greenhouse gas?
C. Carbon dioxide
Explanation: Carbon dioxide is a major greenhouse gas that contributes to the greenhouse effect, trapping heat in the atmosphere and leading to global warming.
The amount of water vapour in the air is …
A. Humidity
Explanation: Humidity refers to the concentration of water vapour present in the air. It plays a significant role in weather conditions and human comfort.
List TWO challenges that refugees encounter in South Africa.
Discrimination and xenophobia
Lack of access to basic services such as healthcare and education
Explanation: Refugees in South Africa often face social challenges, including discrimination and xenophobia, which can lead to violence and social exclusion. They also struggle to access essential services due to legal and logistical barriers.
Explain how South Africans can assist refugees.
Providing community support and integration programs
Advocating for policies that ensure equal access to services
Explanation: South Africans can support refugees by creating welcoming communities, providing integration programs that help refugees adapt, and advocating for policies that guarantee refugees’ access to essential services like healthcare, education, and employment.
Discuss how South Africa can benefit from the influx of refugees in the country.
Explanation: Refugees can contribute to the economy by filling labour shortages and starting new businesses, which can stimulate economic growth. Their diverse skills and experiences can also enrich the cultural and social fabric of the country.
Define the term refugee.
Explanation: A refugee is a person who has been forced to leave their country due to persecution, war, or violence, and who cannot return safely.
Explain the problems that cities will experience as a result of too many people in urban areas.
Overcrowding and housing shortages
Increased pressure on infrastructure and public services
Explanation: Urban areas with too many people can face severe overcrowding, leading to inadequate housing and higher living costs. The demand for infrastructure and public services, such as transportation, healthcare, and sanitation, increases, often exceeding capacity and reducing the quality of life.
Discuss THREE strategies the government can adopt to keep people in rural areas.
Improving rural infrastructure, such as roads and communication networks
Providing incentives for businesses to operate in rural areas
Enhancing access to quality education and healthcare
Explanation: To retain people in rural areas, the government can invest in infrastructure improvements, making rural areas more accessible and livable. Incentives for businesses can stimulate local economies, creating job opportunities. Enhancing education and healthcare services ensures that rural residents have access to essential services, reducing the need to migrate to urban areas.