BESC 320 Mid-term Questions and
Answers | Latest Update | 2024/2025 |
Rated A+
What is groundwater, and why is it important?
Groundwater is water that is stored beneath the Earth's surface in soil and rock formations,
and it is crucial for drinking water supplies, irrigation, and maintaini...
BESC 320 Mid-term Questions and
Answers | Latest Update | 2024/2025 |
Rated A+
What is groundwater, and why is it important?
✔✔Groundwater is water that is stored beneath the Earth's surface in soil and rock formations,
and it is crucial for drinking water supplies, irrigation, and maintaining ecosystems.
How does groundwater recharge occur?
✔✔Groundwater recharge occurs when precipitation or surface water infiltrates the ground and
replenishes aquifers, ensuring a sustainable water supply.
What factors can influence the acidity of water?
✔✔The acidity of water can be influenced by natural processes like rainfall, the presence of
dissolved carbon dioxide, and human activities such as pollution and land use changes.
What are the potential effects of acidic water on the environment?
✔✔Acidic water can harm aquatic life, leach harmful metals from soil and sediment, and disrupt
the balance of ecosystems, affecting plants and animals.
1
, What is the significance of the pH scale in measuring water acidity?
✔✔The pH scale measures how acidic or basic a solution is, with lower values indicating
acidity; a pH of 7 is neutral, while values below 7 indicate increasing acidity.
How do human activities contribute to groundwater contamination?
✔✔Human activities, such as agricultural runoff, industrial discharges, and improper waste
disposal, can introduce pollutants into groundwater, compromising its quality and safety.
What are some common contaminants found in groundwater?
✔✔Common groundwater contaminants include nitrates, heavy metals, pathogens, and organic
compounds, which can pose health risks to humans and wildlife.
What role do wetlands play in water quality?
✔✔Wetlands act as natural filters, trapping pollutants, absorbing excess nutrients, and providing
habitat for diverse species, thereby improving overall water quality.
How can land use practices affect groundwater quality?
✔✔Land use practices, such as deforestation, urbanization, and agriculture, can lead to increased
runoff and pollution, negatively impacting groundwater recharge and quality.
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