Question

Microorganisms are measured in___________. a)cm. b)mm. c)micron. d)meter.

Answer 1

Answer:

Micron

Explanation:

Answer 2

Microorganisms are measured in micron.

Explanation:

1. Therefore, the correct choice of the asked question is Option (c).

2. Microorganisms are so small and tiny that it cannot be observed by human eye. We can observe microorganisms only by a microscope.

3. They are so microscopic that it cannot be measured in terms of cm, m or mm.

4. For example, size of bacteria is 1 micrometre to 5 micrometre. And the size of mycoplasma ranges from 0.3 micrometre to 0.8 micrometre.

5. One millionth of a metre is considered as a micrometre. Thus, it can be known how small microorganisms are.

6. Examples of microorganisms includes: bacteria, virus, protozoa, protists, algae, etc.

7. Some microorganisms are very helpful while some are harmful and causes diseases to humans and other living forms.

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