What kind of pearls are the so-called Keshi pearls?
- Very rare natural pearls found only in one place on the planet.
- Cultured pearls that are very large and precious
- Fake pearls that are almost indistinguishable from natural pearls
- Pearls that are produced accidentally, but are not considered natural
Answer
The correct answer is D) Pearls that are produced accidentally, but are not considered natural.
More Science & Technology questions
- In which of these places natural pearl hunting on a large scale has survived until modern times?
- In which of these unusual colors can natural pearls come?
- The B vitamins group was once thought to be a single vitamin. There are now eight officially recognized B vitamins referred to as vitamin B complex. Which of the following is not a vitamin from the B group?
- The vitamins from the B complex have many functions but generally play most important role in which of these processes of the human body?
- To which of these groups of substances do the B vitamins belong?
- Which of these is not among the systems of the human body that vitamins of the B group mainly benefit?