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प्रश्न
Distinguish between.
Man made material and natural material.
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उत्तर
| S. No. | Natural materials | Man-made materials |
| 1. | Natural materials are those materials, which occur in nature on their own. | Man-made materials are a type of material that doesn't occur naturally and is made by humans. |
| 2. | They are both renewable and non-renewable in nature. | They are non-renewable in nature. |
| 3. | They help in the economic development of people. | They help in economic as well as social development. |
| 4. | They are eco-friendly. | They are not environmentally friendly. |
| 5. | They are not manufactured in factories. | They are manufactured in factories. |
| 6. | Examples: wood, rock, minerals, water, soil, etc. | Examples: glass, plastic, artificial thread, thermocol, etc. |
संबंधित प्रश्न
Give examples to show that plastics are non-corrosive in nature.
Give example of material that can be used again.
Can you replace the following packaging material with those which can be recycled or reused.
Gift items packed with shiny material.
A good application of plastic is the use of ______
PVC (polyvinyl chloride) is a thermoplastic and is used for making toys, chappals, etc. Bakelite is a thermosetting plastic and is used for making electrical switches, handles of various utensils, etc. Can you write the major difference between these two types of plastics?
Plastics are flexible and waterproof and some are even UV resistant.
What are the various methods of disposing of plastics?
Most one-time-use plates are made from ______.
Answer the following by rearranging the jumbled letters :
One-time use plastics are also known as ______ plastics.
áwyrhotwa
Give some examples of one-time-use plastic.
