Question

The following figure shows an irreversible change because:

• A. Baked bread cannot be converted back to flour.
• B. Baked bread on mixing with water can be converted back to flour.
• C. Sometimes baked bread can be coverted back to flour and sometimes it cannot be.
• D. No change is happening.

Answer 1

The correct option is A

Baked bread cannot be converted back to flour.

Irreversible changes are permanent changes that cannot be undone. Once baked, the bread cannot be converted back to flour even by the addition of water. Hence it is an irreversible.