Tamil Nadu State Board ( Samacheer Kalvi ) Online Test based on Book Back Questions - 11th Standard Biology - English Medium - Microbes in Human Welfare

Samacheer Kalvi 11th Biology - Microbes in Human Welfare - Book Back Questions in English Medium


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Question 1 Of 10

Human insulin is being commercially produced from a transgenic species of…………………


Question 2 Of 10

Which of the following pair is correctly matched for the product produced by them?


Question 3 Of 10

Oil strains in laundry can be removed using ……………….


Question 4 Of 10

Assertion (A): Streptomycin is an antibiotic.
Reason (R): Antibiotic are microbial chemicals inhibits the growth of pathogenic microbe.


Question 5 Of 10

Which of the following plant species is the most suitable oilseed for biodirect production?


Question 6 Of 10

Cry toxins obtained from Bacillus thuringiensis are effective against for ………….


Question 7 Of 10

Which of the following microorganism is used for production of citric acid in industries?


Question 8 Of 10

Cyclosporin – A is an immunosuppressive drug produced from ………….


Question 9 Of 10

Chlortetracycline was isolated from the culture ……………….


Question 10 Of 10

Identify the name and the formula of industrial alcohol.


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