30 Questions
What is the primary consequence of soil pollution in the context of agriculture?
Insufficient global food supply
Which of the following is NOT a common cause of soil pollution?
Natural soil erosion
What is the primary medium through which contaminated industrial waste enters the soil?
Direct discharge into the soil
Which type of soil pollution is caused by human activities in urban areas?
Soil pollution due to urban activities
What is the term for the movement of contaminated water through the soil?
Percolation
Which of the following is a common chemical involved in soil pollution?
Petroleum hydrocarbons
What is a significant consequence of thermal pollution on aquatic species?
Disruption of plant and animal species
What is the primary role of cooling towers in managing thermal pollution?
To transfer heat from the water to the surrounding atmosphere by evaporation
What type of cooling towers are used to dissipate heat to the atmosphere?
Wet cooling towers
What is the purpose of cooling ponds in managing thermal pollution?
To maximize dissipation of heat to the atmosphere
What is a characteristic of aquatic species in terms of temperature tolerance?
They can exist at a wide range of temperatures
What is an alternative to cooling ponds for thermal discharges?
Artificial lakes
What is the primary characteristic of Poly Aromatic Hydrocarbons (PAHs)?
They are lipophilic, meaning they mix more easily in oil than water
What is a common source of oil pollution in the ocean?
Blowouts at off-shore drilling rigs
What is the primary source of Poly Aromatic Hydrocarbons (PAHs) in the ocean?
Oil, coal, and tar deposits
What is a common consequence of tanker accidents on land?
Oil carried to nearby streams or canals, causing marine pollution
What is a common source of marine pollution originating from the land?
Effluents discharged directly into the sea or entering coastal waters through rivers
What is a type of toxic substance that can accumulate in the ocean and cause marine pollution?
All of the above
What is the primary mechanism by which pesticide remnants enter human biological systems?
Consumption of contaminated root crops
What is the primary reason for scientists seeking alternatives to pesticides?
The health effects of pesticides on humans and animals
What is the characteristic of some pesticides that makes them particularly problematic?
Low biodegradability
What is the primary composition of urban solid waste?
Majority paper and food waste
What is the effect of pesticides on soil fertility?
Decrease soil fertility
What is the purpose of using pheromones and hormones in pest management?
To attract or repel insects
What is the primary function of the water withdrawn from the lake?
Cooling purpose
What is the term used to describe the emission of energy from radioactive substances in the environment?
Radioactive pollution
Which of the following is NOT a natural source of radioactivity?
Nuclear waste
What is the greatest exposure to human beings from man-made sources of radioactivity?
Diagnostic use of X-rays
What is the term used to describe unstable isotopes that emit energy?
Radioactive isotopes
What is the primary source of radioactivity in the environment?
Natural sources from the Earth's crust
Test your knowledge on the various ways soil can become polluted, including industrial waste, pesticides, and heavy metals. Learn about the consequences of soil pollution and its impact on agriculture and the environment.
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