No
A biodegradable card is a card made of decayable material which allow the card to decay. a.k.a. ROT
YES Silk is a biodegradable material as it mixes with soil easily
A biodegradable is a material which is capable of being decomposed by biological activity.
An item that is not biodegradable is something that cannot be easily broken down by living organisms. A usual can is aluminum and this material is not biodegradable.
No, nylon is not biodegradable. It is a synthetic material that does not break down easily in the environment.
starch
YES Silk is a biodegradable material as it mixes with soil easily
Any substance that can be decomposed by bacterial action is referred to as biodegradable. For example, plastic is not biodegradable but paper is a biodegradable material.
No, sheetrock is not a biodegradable material. It is composed of gypsum and paper, which do not break down easily in the environment. Recycling is a more environmentally friendly option for disposal.
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It depends upon the material of which the jar is made. If it is made of glass, as virtually all jam jars are, it is not biodegradable.
Newspaper. Its not plastic because plastic is not biodegradable.