Encasing of which of the following plant eel in a gelatinous matrix is referred as artificial seed? (1) Microcalli (2) Somatic embryos (3) Root tips […]
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CSIR NET Life Science Previous Year Questions and Solution on applied biology
Key medium modifications for successful somatic embryogenesis
Somatic embryogenesis is an important exercise in micropropagation and genetic engineering of plants. The following steps are considered as critical for achieving somatic embryogenesis: A. Reducing the concentration of sucrose […]
CSIR NET Life Science Previous Year Questions and Solution on applied biology
Matching auxin, cytokinin, protoplast and microspore culture terms in plant tissue culture
Given below is a table comprising various terms associated with plant tissue culture in Column A and Column B. Which of the following represents the most appropriate match between all […]
CSIR NET Life Science Previous Year Questions and Solution on applied biology
Hormone requirements for plant regeneration from explants
Following are few statements for regeneration of plants from explants/tissues. (A) Cytokinin is required for shoot development. (B) Auxin is required for shoot development. (C) Auxin to cytokinin ratio is […]
CSIR NET Life Science Previous Year Questions and Solution on applied biology
Effect of increased auxin–cytokinin ratio on tobacco callus organogenesis
Which one of the following will be observed when auxin to cytokinin ratio is increased in the culture medium during organogenesis from tobacco pith callus? (1) Adventitious roots will form. […]
CSIR NET Life Science Previous Year Questions and Solution on applied biology
Auxin–cytokinin ratio for shoot initiation from callus
In tissue culture experiment to initiated shoots from undifferentiated mass of cell the medium must contain (1) low auxin and high cytokinin (2) High auxin and high cytokinin (3) High […]
CSIR NET Life Science Previous Year Questions and Solution on applied biology
What is an ideal aseptic condition?
Ideal Aseptic condition means (1) No microorganisms (2) Controlled fungi and bacteria (3) No endospores of fungi (4) Bacteria lesser then 200 Definition of ideal aseptic condition An ideal aseptic […]
CSIR NET Life Science Previous Year Questions and Solution on applied biology
What is E. coli–based Humulin?
E. coli based Humulin is a (1) Insulin (2) Interferon (3) Growth factor (4) […]
CSIR NET Life Science Previous Year Questions and Solution on applied biology
Best microbial system for glycosylated protein production
If we want to obtain glycosylated protein from microbe, suitable choice will be (1) Bacteria (2) Yeast (3) Mycoplasma […]
CSIR NET Life Science Previous Year Questions and Solution on applied biology
Primary vs secondary metabolite production curve in fermentation
Microbes produce either primary or secondary metabolites during fermentation. A metabolite production curve is shown below: The following statements refer to the above figure: (A) A primary metabolite has a […]
