State whether the given statements are true or false. 1. Microbiology is the science of study of microbes. 2. All the microorganisms are harmful. 3. An instrument called microscope is required to see the microorganisms. 4. Bacteria can live only in a host organism. 5. Microorganisms are found in large number around us. 6. Viruses are the most useful microbes. 7. Chlamydomonas is listed in the category of algae. 8. Algae tend to develop on wet surfaces. 9. Amoebic dysentery is caused by algae. 10. A fungi is used in the production of alcohol. 11. Jellies, jams and squashes are preserved by adding vinegar to them. 12. Salt is used as a food preservative. 13. Oxygen alone constitutes 78% of air.
Answers
State whether the given statements are true or false.
1. Microbiology is the science of study of microbes.
2. All the microorganisms are harmful.
3. An instrument called microscope is required to see the microorganisms.
4. Bacteria can live only in a host organism.
5. Microorganisms are found in large number around us.
6. Viruses are the most useful microbes.
7. Chlamydomonas is listed in the category of algae.
8. Algae tend to develop on wet surfaces.
9. Amoebic dysentery is caused by algae.
10. A fungi is used in the production of alcohol.
11. Jellies, jams and squashes are preserved by adding vinegar to them.
12. Salt is used as a food preservative.
13. Oxygen alone constitutes 78% of air.
1. True
Microbiology is the science of study of microbes.
2. False
Microorganisms are also helpful
3. True
Microscope is use to see microbes
4. False
Bacteria do not required living host
5. True
Microorganisms are found in large number around us.
6. False
We cannot say virus as most useful microbe. Other microbes are also useful.
7. True
Chlamydomonas is genus of green algae
8. True
Algae tend to develop on wet surface.
9. False
Amoebic dysentery is caused by the protozoan parasite
10. True
Yeast which is a fungi is used in the production of alcohol
11. True
Jellies, jams and squashes are preserved by adding vinegar to them.
12. True
Salt is used as food preservative.
13. False
Nitrogen constitutes 78% of the air
1. True
Microbiology is the science of study of microbes.
2. False
Microorganisms are also helpful
3. True
Microscope is use to see microbes
4. False
Bacteria do not required living host
5. True
Microorganisms are found in large number around us.
6. False
We cannot say virus as most useful microbe. Other microbes are also useful.
7. True
Chlamydomonas is genus of green algae
8. True
Algae tend to develop on wet surface.
9. False
Amoebic dysentery is caused by the protozoan parasite
10. True
Yeast which is a fungi is used in the production of alcohol
11. True
Jellies, jams and squashes are preserved by adding vinegar to them.
12. True
Salt is used as food preservative.
13. False
Nitrogen constitutes 78% of the air