Question

Which of the following can be made into crystal?

• A. A Bacterium
• B. An Amoeba
• C. A Virus
• D. A Sperm

Answer 1

The correct option is C

A Virus

The correct option is C:

1. Viruses are considered living only when it enters a living cell.
2. It does not have a metabolic machinery as it doesn’t have a cytoplasm.
3. Hence, it depends on other living cell for multiplication.
4. Thus, viruses can be stored as a crystal.

Reason for incorrect options:

1. Bacteria is a unicellular prokaryotic organism that have cell wall. They can be seen everywhere around as.
2. Amoeba is a protozoa .They change shape time to time for movement and food intake by using a structure called pseudopodia.
3. Sperm is a unicellular structure which is involved in sexual reproduction. It is also known as male gamete.

Thus, Virus can be made into crystal.