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Which of the following non-biodegradable substances may be inert and simply persist in the environment for a long time or may harm the various members of the eco-system?
Plastic made material
Paper made material
Clay made material
Plant leaves made material
Plastic made material
Plastic-made material is a non-biodegradable synthetic substance, meaning it cannot be broken down by microorganisms in the environment. Because of this, it accumulates over time, persists for centuries, and poses significant threats to ecosystems by causing pollution and endangering wildlife.
Plastic-made material is a non-biodegradable synthetic substance, meaning it cannot be broken down by microorganisms in the environment. Because of this, it accumulates over time, persists for centuries, and poses significant threats to ecosystems by causing pollution and endangering wildlife.
If food waste is like a snack that gets eaten quickly, plastic is like a boulder that stays in your yard forever because no one can eat or dissolve it.
PolymerMicrobesтАЛNo┬аReaction тАФ The process (or lack thereof) for stable plastics
Biodegradation is the process by which living organisms (bacteria, fungi) decompose complex organic matter into simpler components. Plastics are composed of long-chain synthetic polymers with very stable covalent bonds (CтИТC and CтИТH) that natural enzymes cannot easily break, leading to environmental persistence.
Plastic consists of long-chain synthetic polymers.
Non-biodegradable materials lead to biomagnification in food chains.
Natural materials like plant leaves are broken down by saprophytes.
Plastic persistence creates long-term soil and water pollution.
Plastics are durable, lightweight, and versatile for industrial use.
Extreme environmental persistence.
Release of toxic additives during degradation.
Physical harm to marine and terrestrial wildlife.
Packaging materials
Synthetic fibers and construction materials
| Feature | Plastic Material | Plant/Paper |
|---|---|---|
Biodegradability | Non-Biodegradable | Biodegradable |
Paper and plant leaves are cellulose-based and contain bonds that enzymes like cellulase can break.
Option B, C, and D are biodegradable natural organic materials.
A is correct тАФ Plastic is a non-biodegradable synthetic polymer that resists biological decomposition, leading to environmental persistence.
Remember that synthetic materials (plastics, polymers) are generally non-biodegradable, while natural organic materials (paper, cotton, leaves) are biodegradable.
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