1. Write five characteristics of plastics.
2. Give the names of different types of plastics,define them and give two examples for each type.
3. What are biodegradable or nonbiodegradable materials?
4. Write four bad effects of plastics on the environment.
5. Write a small paragraph on - how to save the environment from excessive plastic wastes.(100 words).
Please tell please ...
Answers
Answer:1. Plastics generally have: resistance to corrosion and chemicals, low electrical and thermal conductivity, high strength-to-weight ratio, colors available in a wide variety and transparent, resistance to shock, good durability, low cost, are easy to manufacture, resistant to water and have low toxicity.
2.
3.Biodegradable material contains food waste like vegetable and fruit peels, dead plants and animals, egg shells, chicken, garden waste paper materials, etc. Non-biodegradable things include of plastics, polystyrene, plastic, metals, and aluminum cans, toxic chemicals, paints, tyres, etc.
4.Littering of plastics in open spaces creates unhygienic conditions, as it acts as a breeding ground for insects and mosquitoes that cause diseases like malaria and dengue. Plastics do not undergo degradation, thus, stay in the soil for many years, which affects soil fertility and degrades the soil quality.
5. Plastic is everywhere nowadays. People are using it endlessly just for their comfort. However, no one realizes how it is harming our planet. We need to become aware of the consequences so that we can stop plastic pollution. Kids should be taught from their childhood to avoid using plastic. Similarly, adults must check each other on the same. In addition, the government must take stringent measures to stop plastic pollution before it gets too late.
Uprise of Plastic Pollution
Plastic has become one of the most used substances. It is seen everywhere these days, from supermarkets to common households. Why is that? Why is the use of plastic on the rise instead of diminishing? The main reason is that plastic is very cheap. It costs lesser than other alternatives like paper and cloth. This is why it is so common.
- Answer:
- Plastics generally have: resistance to corrosion and chemicals, low electrical and thermal conductivity, high strength-to-weight ratio, colors available in a wide variety and transparent, resistance to shock, good durability, low cost, are easy to manufacture, resistant to water and have low toxicity.
2.The seven types of plastic
1) Polyethylene Terephthalate (PETE) Can it be recycled? ...
2) High-Density Polyethylene (HDPE) Can it be recycled? ...
3) Polyvinyl Chloride (PVC - U) Can it be recycled? ...
5) Polypropylene (PP) Can it be recycled? ...
6) Polystyrene or Styrofoam (PS) Can it be recycled? ...
7) OTHER. Can it be recycle
3.Biodegradable material contains food waste like vegetable and fruit peels, dead plants and animals, egg shells, chicken, garden waste paper materials, etc. Non-biodegradable things include of plastics, polystyrene, plastic, metals, and aluminum cans, toxic chemicals, paints, tyres, etc.
4.Plastic pollution causes harm to humans, animals and plants through toxic pollutants. It can take hundreds or even thousands of years for plastic to break down so the environmental damage is long-lasting. It affects all organisms in the food chain from tiny species like plankton through to whales.
5. 1.Bring your own shopping bag. ...
2.Stop buying bottled water. ...
3.Bring your own thermos to the coffee shop. ...
4.Choose cardboard over plastic bottles and bags. ...
5.Say no to straws. ...
6.Get the plastic off your face. ...
7.Skip the disposable razor. ...
8.Switch from disposable diapers to cloth.