General Introduction and Classification of Microorganisms
General Introduction and Classification of Microorganisms: Overview
This topic explains concepts such as, Microorganisms, Habitat of Microorganisms, etc.
Important Questions on General Introduction and Classification of Microorganisms
Given below is a crossword puzzle. Use hints to fill in the blank spaces with letters that complete the words.
Across:
5. Bacteria responsible for curdling of milk.
6. Bacteria present in the root nodules of pea plant.
7. Bacteria reproduce in this way.
8. It helps in rise of bread dough.
Down:
1. Organisms that can't be seen through naked eyes.
2. Bacterial infection can be treated by.
3. An edible fungus.
4. Microorganism that cannot reproduce outside the living cell.

Your teacher will invite a 'dentist' to come and speak to your class. He/She will tell you about some common dental problems in children. He/She will also tell you how to prevent them. What will be the answer of the dentist to the following question?
How can germs enter our closed mouth?

Explain the economic importance of microorganisms.

All microorganisms are harmful.

_____ (Microscope/Telescope) is needed to see microorganisms.

Microorganisms are found in -

Prepare an essay on the topic, 'If microorganisms become extinct'.

Find the odd one out.

Find the odd one out:

Find the odd one out.

Which of the following organism does not belong to the category of microorganisms?

Choose the right answer and fill in the blank.
Living organisms that are too small to be seen with the naked eye are called _____ (microorganisms/flies).

____ bacteria in the presence of water decomposes slurry and biogas is formed in the digester.

Microorganisms are found only in soil.

We can see microorganisms with the naked eye.

Microorganisms are measured in _____.

Complete the following table:
NAME OF THE DISEASE | CAUSED BY | HOW GERMS SPREAD | SYMPTOMS |
Malaria | _______ | ____________ | __________ |

Complete the following table:
NAME OF THE DISEASE | CAUSED BY | HOW GERMS SPREAD | SYMPTOMS |
________ | fungus | through contact | red, ring-like rash on skin, itching. |

Complete the following table:
NAME OF THE DISEASE | CAUSED BY | HOW GERMS SPREAD | SYMPTOMS |
Tuberculosis | _______ | through air | ________ |

What are germs?
