• Home
  • This is a gemstone made by fossilized tree sap that is at least 30 million years old.
Question 1:
This is a gemstone made by fossilized tree sap that is at least 30 million years old.
A. Obsidian
B. Amber
C. Tourmaline
D. Malachite

These questions are from this test. Would you like to take a practice test?

Trivial Practice Quiz science-technology - Test 1 | Englishfreetest.com

  • 30 minutes
  • 15 questions
Do test

Some questions from the same exam

Some other questions you may be interested in