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The world’s oceans have become littered with plastic debris and rubbish - Junior Cycle Science - Question c - 2018

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The world’s oceans have become littered with plastic debris and rubbish. Non-biodegradable plastic can spend many years floating in our seas. (i) Explain the underl... show full transcript

Worked Solution & Example Answer:The world’s oceans have become littered with plastic debris and rubbish - Junior Cycle Science - Question c - 2018

Step 1

Explain the underlined term.

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Answer

Non-biodegradable plastic refers to plastic that cannot be broken down by living organisms. Unlike biodegradable materials, which can decompose and return to the environment, non-biodegradable plastics persist for many years in ecosystems, leading to significant environmental pollution. Their durability and resistance to degradation make them a major concern, as they can accumulate in oceans and landfills, posing threats to wildlife and natural habitats.

Step 2

From which raw material are most plastics made?

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Answer

Most plastics are made from crude oil. This fossil fuel is processed and refined to produce various petrochemicals that serve as the building blocks for different types of plastics.

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