Which one of the following alcoholic drinks is produced without distillation?
Wine
Whisky
Rum
Brandy
Wine
Explanation:
Hence, wine is produced without distillation.
Name the organism and enzyme which brings about the alcoholic fermentation of sucrose.
Give the microbial source of Vit. B12
Erythromycin is obtained from ______.
Give the names and functions of enzymes involved in lactose metabolism in E. Coli.
Give the biological name of the following:
The mould from which penicillin is obtained.
State the medicinal value and the bioactive molecules produced by Penicillium notatum.
State the medicinal value and the bioactive molecules produced by Trichoderma polysporum.
Answer the following question based on Meselson and Stahl's experiment on E. coli :
Write the name of the chemical substance used as the only source of nitrogen in the experiment.
What is the microbial source of vitamin B12?
Name any two enzymes and antibiotics with their microbial source.
Aspergillus niger is used to prepare vit ______.
CO2 is not released during ________.
Define the following terms
Superbug
Identify the organism used in production of alcohol.
Match the enzyme in column l with its microbial source in column ll and select the correct alternative.
| Column I | Column II | ||
| (i) | lnvertase | (a) | Rhizopus sp |
| (ii) | Pectinase | (b) | Saccharonmyces cerevisiae |
| (iii) | Lipase | (C) | Trichoderma konigi |
| (iv) | Cellulase | (d) | Sclerotiana libertine |
Dr. Alexander Fleming discovered antibiotics when he was working with the bacterium ______
Brandy is generally a product of:
Match List - I with List - II.
| List I | List II | ||
| (a) | Aspergillus niger | (i) | Acetic Acid |
| (b) | Acetobacter aceti | (ii) | Lactic Acid |
| (c) | Clostridium butylicum | (iii) | Citric Acid |
| (d) | Lactobacillus | (iv) | Butyric Acid |
Choose the correct answer from the options given below.
How has the discovery of antibiotics helped mankind in the field of medicine?
Why is distillation required for producing certain alcoholic drinks?
How do bioactive molecules of fungal origin help in restoring good health of humans?
What roles do enzymes play in detergents that we use for washing clothes? Are these enzymes produced from some unique microorganisms?
Match the following products with their microbial sources:
| Products | Microbial Sources | ||
| (a) | Vitamin B2 | (1) | Rhizopus arrhizus |
| (b) | Fumaric acid | (2) | Candida lipolytica |
| (c) | Vitamin B12 | (3) | Trichoderma konigii |
| (d) | Lipase | (4) | Neurospora gossypii |
| (e) | Cellulase | (5) | Pseudomonas denitrificans |
| (f) | Citric Acid | (6) | Aspergillus niger |
Given below are the list of the commercially important products and their source organisms. Select the option that gives the correct matches.
| List A | List B | ||
| S. No. | Bioactive Products | S. No. |
Microbes (Source Organism) |
| (A) | Cyclosporin - A | (i) | Streptococcus |
| (B) | Statins | (ii) | Trichoderma polysporum |
| (C) | Streptokinase | (iii) | Penicillium notatum |
| (D) | Penicillin | (iv) | Monascus purpureus |
Write the microbial source of following organic acid.
Citric acid
What are A, B and C in the table given below?
| Sr. No. | Microbes type | Name | Commercial product |
| 1. | Fungus | A | Penicillin |
| 2. | B | Aspergillus niger | Citric acid |
| 3. | Bacterium | Bacterium licheniformis | C |
Why are some molecules called bioactive molecules?
Mention the respective source and state the specific use of any two bioactive molecules.
