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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Give any two microbes that are useful in biotechnology. - Biology

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प्रश्न

Give any two microbes that are useful in biotechnology.

Tell any two microbes that are useful in biotechnology.

अति संक्षिप्त उत्तर
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उत्तर

Escherichia coli and Saccharomyces cerevisiae

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 14: Biotechnology and Its Applications - Test Your Progress [पृष्ठ ५५३]

APPEARS IN

नूतन Biology [English] Class 12 ISC
अध्याय 14 Biotechnology and Its Applications
Test Your Progress | Q 17. | पृष्ठ ५५३
एनसीईआरटी एक्झांप्लर Biology [English] Class 12
अध्याय 10 Microbes in Human Welfare
VERY SHORT ANSWER | Q 10. | पृष्ठ ७३

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

Alcoholic fermentation is brought about by ______.


Why are the fruit juices bought from market clearer as compared to those made at home?


In which way have microbes played a major role in controlling diseases caused by harmful bacteria?


Name any two species of fungus, which are used in the production of the antibiotics.


State the medicinal value and the bioactive molecules produced by Trichoderma polysporum.


Write in brief about the Biogas production process.


Aspergillus niger is used to prepare vit ______.


Match the column A with B and rewrite correct pairs.

  A   B
1. citric acid a) in medicine for solubility of Ca++
2. fumaric acid b) confectionary
3. gluconic acid c) in resins as wetting agents

Define the following term

Antibiotics


Which of the following is a good producer of citric acid?


Which of the following involves the distillation process?


Study the following statements and select the correct option.

i. Pseudomonas denitrificans can synthesize Vitamin B12.

ii. The microbes Neurospora gossypii and Eremothecium ashbyi produce Vitamin B2.

iii. Vitamin C can be synthesized by the microbe Rhizopus arrhizus.


Match Column I (Product) and Column II (Source organisms/Organisms used in production) and choose the correct option.

  Column I   Column II
i. Vitamin C a. S. cerevisiae
ii. Beer b. A. niger
iii. Chloromycetin c. Sclerotiana libertine
iv. Pectinase d. S. venezuelae

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

In alcoholic fermentation:


Which one of the following processes involved in alcohol production is NOT involved in wine production?


Match the following list of bioactive substances and their roles:

Bioactive Substance Role
A. Statin I. Removal of oil stains
B. Cyclosporin A II. Removal of clots from blood vessels
C. Streptokinase iii. Lowering of blood cholesterol
D. Lipase iv. Immuno-suppressive agent

Choose the correct match:


What roles do enzymes play in detergents that we use for washing clothes? Are these enzymes produced from some unique microorganisms?


Which bacterium has been used as a clot buster? What is its mode of action?


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

Name the drug a patient who has undergone a successful organ transplant, has to take all his/her life.


State the most important contribution of the following microbes for human welfare:

Trichoderma Polysporum


Which of the following is a commercial blood cholestrol lowering agent?


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:

Acetic acid


Write the microbial source of following organic acid:

Gluconic acid


Name the microbial sources of any two vitamins.


The common antibiotic Streptomycin is obtained from ______.


Match List I with List II -

List-I List-II
A. Clostridium butylicum I. Ethanol
B. Saccharomyces cerevisiaе II. Streptokinase
C. Trichoderma polysporum III. Butyric acid
D. Streptococcus sp. IV. Cyclosporin-A

Choose the correct answer from the options given below:


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