Which statement is true? (1 point)

• Imprints of leaves or footprints in sedimentary rock are fossils.
• Petrified skeletal bones from an ancient mammal are not fossils.
• Recent remains of plants or animals on topsoil are fossils.
• Insects preserved in hardened tree sap are not fossils.

1 answer

The true statement is: Imprints of leaves or footprints in sedimentary rock are fossils.

The other statements are incorrect for the following reasons:

  • Petrified skeletal bones from an ancient mammal are fossils.
  • Recent remains of plants or animals on topsoil are not considered fossils, as fossils are typically formed over long geological time scales.
  • Insects preserved in hardened tree sap (amber) are considered fossils.