Advertisements
Advertisements
प्रश्न
Match the pairs
| ‘A’ group | ‘B’ group | ||
| a. | Xylitol | 1. | Pigment |
| b. | Citric acid | 2. | To impart sweetness |
| c. | Lycopene | 3. | Microbial restrictor |
| d. | Nycin | 4. | Protein binding emulsifier |
| 5. | To impart acidity | ||
उत्तर
| ‘A’ group | ‘B’ group | ||
| a. | Xylitol | 2. | To impart sweetness |
| b. | Citric acid | 5. | To impart acidity |
| c. | Lycopene | 1. | Pigment |
| d. | Nycin | 3. | Microbial restrictor |
APPEARS IN
संबंधित प्रश्न
Alcohol is produced with the help of _________.
The most common carrier of communicable diseases is ___________.
Match the organisms in Column A with their action in Column B.
| A | B | ||
| (i) | Bacteria | (a) | Fixing Nitrogen |
| (ii) | Rhizobium | (b) | Setting of curd |
| (iii) | Lactobacillus | (c) | Baking of bread |
| (iv) | Yeast | (d) | Causing Malaria |
| (v) | A protozoan | (e) | Causing Cholera |
| (vi) | A Virus | (f) | Causing AIDS |
| (g) | Producing antibodies |
Rewrite the following statement using correct of the option and explain the completed statement.
Process of -- -- -- -- of milk proteins occurs due to lactic acid.
Give a scientific reason.
Use of mutant strains has been increased in industrial microbiology.
Use the Whittaker method to classify bacteria, protozoa, fungi, algae, prokaryotic and eukaryotic microbes.
State whether the following statement is true or false. Explain your statement.
Tomato wilt is a viral disease.
Write the characteristics of viruses.
What are micro-organisms?
Complete the following conceptual picture:
Disease-causing microorganisms are called pathogens.
Name the four major groups of Microbes.
Match the names of scientists given in Column A with the discovery made by them given in Column B.
| Column A | Column B |
| (a) Louis Pasteur | (i) Penicillin |
| (b) Robert Koch | (ii) anthrax bacterium |
| (c) Edward Jenner | (iii) Fermentation |
| (d) Alexander Fleming | (iv) small pox vaccine |
| (v) Typhoid |
While returning from the school, Boojho ate chaat from a street hawker. When he reached home, he felt ill and complained of stomach ache and fell ill. What could be the reason?
The major constituent of vinegar is ______.
‘Cry’ protein is produced by the bacteria ______.
Yeasts are a rich source of ______.
Assertion: Bacillus Thuringiensis is a biocontrol agent.
Reason: It produces a protein called ‘cry protein’ which kills insect larva.
Mention the symptoms of poliomyelitis.
