1.
Most of the rubbish your family throws away each day ends up getting
Correct Answer
C. Landfilled
Explanation
When rubbish is landfilled, it means that it is disposed of in a designated area called a landfill. This method involves burying the waste in the ground, where it decomposes over time. Landfilling is a common method of waste disposal, especially for non-recyclable or non-biodegradable materials. It is often used when recycling or burning the waste is not feasible or cost-effective.
2.
About how many pounds of rubbish does each one of us create every day?
Correct Answer
B. 6
Explanation
Each one of us creates approximately 6 pounds of rubbish every day.
3.
Mercury is a hazardous chemical. Which item does not contain mercury?
Correct Answer
A. Computer disks
Explanation
Computer disks do not contain mercury. Mercury is commonly found in fluorescent light bulbs, thermometers, and certain electronic devices such as blinking lights in trainers. However, computer disks are made of materials such as plastic and metal, which do not typically contain mercury.
4.
Which items are recyclable?
Correct Answer
D. All of the above
Explanation
All of the items mentioned in the options are recyclable. Plastic milk cartons, cereal boxes, and aluminum drink cans can all be recycled to reduce waste and conserve resources. Recycling these items helps to reduce the amount of materials that end up in landfills and allows them to be repurposed for new products.
5.
What is the environmentally friendly way to dispose of used tyres?
Correct Answer
B. Recycle them into a playground matting
Explanation
Recycling used tyres into playground matting is an environmentally friendly way to dispose of them. This process not only prevents them from ending up in landfills or being dumped along roadways, but also gives them a new purpose. By recycling the tyres, they can be transformed into a safe and durable material that can be used in playgrounds, reducing the demand for new materials and promoting sustainability. This solution helps to minimize waste and contributes to the conservation of resources.
6.
What material do we throw away the most?
Correct Answer
B. Paper
Explanation
Paper is the correct answer because it is one of the most commonly used materials in our daily lives, and therefore, it is also the material that we throw away the most. Paper waste includes items such as newspapers, magazines, packaging materials, and office paper. The high consumption and disposal of paper contribute to deforestation and environmental pollution. Recycling paper is important to reduce the negative impact on the environment and conserve natural resources.
7.
Used oil should be disposed of by..
Correct Answer
C. Collecting it in a sealed container and taking it to an oil changing business
Explanation
Used oil should be disposed of properly to avoid harm to the environment. Dumping it on the driveway or spreading it as a fertilizer can contaminate the soil and water sources. Keeping it in the garage for a long time is not a safe option either. The correct way to dispose of used oil is by collecting it in a sealed container to prevent leaks and taking it to an oil changing business where they have the proper facilities to handle and recycle it safely.
8.
Our waterways are polluted by..
Correct Answer
D. All of the above
Explanation
Waterways can be polluted by various sources, including dumping used oil on the ground, which can seep into the soil and contaminate groundwater and eventually find its way into waterways. Leaking underground gasoline storage tanks can release harmful chemicals into the soil and groundwater, which can also contaminate waterways. Additionally, the leaking of old landfills can release pollutants into the surrounding soil and water, further contributing to water pollution. Therefore, all of the mentioned options can contribute to the pollution of waterways.