Trace fossils; mold means ______?

فوسلز کا سراغ لگانا؛ مولڈ کا مطلب کیا ہے؟

Whole body fossil

Foot prints

Impression of organism in surrounding material

None of these

A mold is an impression left by an organism in surrounding material, such as rock or sediment.

It represents a negative imprint.

It preserving the organism's external shape.