NEET Biology Biotechnology : Principles And Processes Question Bank

done Biotechnology and its Application Total Questions - 116

• question_answer1)
  When and where first time word "biotechno logy" was used
  A)
  In 1950 in England done clear
  B)
  In 1960 in Holand done clear
  C)
  In 1920 in U.N. done clear
  D)
  In 1910 in Germany done clear
  View Solution play_arrow

• question_answer2)
  In olden days cheese was prepared by [BVP 2003]
  A)
  Aspergillus done clear
  B)
  Rennet enzyme done clear
  C)
  Clostridium bacteria done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer3)
  Who first realized the use of yeast in fermentation
  A)
  Christian Hansen done clear
  B)
   Louis Pasteur done clear
  C)
  A. Spike done clear
  D)
  D.A. Jackson done clear
  View Solution play_arrow

• question_answer4)
  Beer is obtained by the fermentation of seeds of
  A)
  Hordeum vulgare done clear
  B)
  Rice done clear
  C)
  Maize done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer5)
  Wine is prepared by fermentation of grape juice by
  A)
  Bacillus liquifaciens done clear
  B)
  Penicillium roqueforti done clear
  C)
  Saccharomyces cerevisiae done clear
  D)
  Streptococcus aureus done clear
  View Solution play_arrow

• question_answer6)
  Curding of milk  takes place by  [CPMT 1991]
  A)
  Streptococcus lactis done clear
  B)
  Streptococcus thermophillus done clear
  C)
  Lactobacillus lactis done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer7)
  In India, first time an international meeting on biotechnology was held in
  A)
  1986 done clear
  B)
  1987 done clear
  C)
  1988 done clear
  D)
  1989 done clear
  View Solution play_arrow

• question_answer8)
  Lactic acid is produced by
  A)
  Lactobacillus bulgaricus done clear
  B)
  Streptococcus lactis done clear
  C)
  Rhizopus oryzae done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer9)
  Who coined the term ?antibiotics'' [BHU 1985]
  A)
  Flemming done clear
  B)
  Florey done clear
  C)
  Chain done clear
  D)
  S. Waksman done clear
  View Solution play_arrow

• question_answer10)
  Lal Bahadur Shastri biotechnological centre is in
  A)
  Bombay done clear
  B)
  Calcutta done clear
  C)
  Delhi done clear
  D)
  Kanpur done clear
  View Solution play_arrow

• question_answer11)
  Which protein production was successfully introduced in E. coli
  A)
  Interferon done clear
  B)
  Xanthotoxin done clear
  C)
  Somatostatin done clear
  D)
  Relaxin done clear
  View Solution play_arrow

• question_answer12)
  Vinegar is produced from sugars with the help of [MP PMT 1992; CPMT 1993]
  A)
  Lactobacillus done clear
  B)
  Acetobacter  done clear
  C)
  Nitrosomonas done clear
  D)
  Salmonella done clear
  View Solution play_arrow

• question_answer13)
  First antibiotic isolated was [BHU 1983]
  A)
  Terramycin done clear
  B)
  Neomycin done clear
  C)
  Penicillin done clear
  D)
  Streptomycin done clear
  View Solution play_arrow

• question_answer14)
  Yeast is used in the production of [BHU 1983; AFMC 1984; MP PMT 1990; CBSE PMT 1998]
  A)
  Ethyl alcohol done clear
  B)
  Acetic acid done clear
  C)
  Cheese done clear
  D)
  Curd3 done clear
  View Solution play_arrow

• question_answer15)
  Which micro-organism is used in the formation of cheese [MP PMT 1989]
  A)
  Streptococcus done clear
  B)
  Aspergillus done clear
  C)
  Acetic acid bacteria done clear
  D)
  Lactic acid bacteria done clear
  View Solution play_arrow

• question_answer16)
  Streptomycin was first isolated in 1944-45 by [CPMT 1982, 84, 85; BHU 1986; MP PMT 2002, 03]
  A)
  Leeuwenhoek done clear
  B)
  Burkholder done clear
  C)
  Alexander Fleming done clear
  D)
  Waksman done clear
  View Solution play_arrow

• question_answer17)
  What is interferon
  A)
  A type of plasmid done clear
  B)
  A type of protein done clear
  C)
  A type of gene done clear
  D)
  A type of hormone done clear
  View Solution play_arrow

• question_answer18)
  In the production of leavened bread, the following is used [CPMT 1985]
  A)
  Bacterium done clear
  B)
  Yeast done clear
  C)
  Rhizopus done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer19)
  Biotechnology is the modern branch  of biology which deals with
  A)
  Genetic engineering done clear
  B)
  Biochemistry done clear
  C)
  Microbiology done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer20)
  Micro-organism used in the production of yoghurt is
  A)
  Salmonella sp. done clear
  B)
  Lactobacillus bulgaricus done clear
  C)
  Streptococcus thermophillus done clear
  D)
  Both b and c done clear
  View Solution play_arrow

• question_answer21)
  For the manufacture of gluconic acid and citric acid, which of the following  micro-organism is used [CPMT 1998]
  A)
  Lactobacillus bulgaricus done clear
  B)
  Acetobacter sp. done clear
  C)
  Aspergillus niger done clear
  D)
  Gluconobacter sp. done clear
  View Solution play_arrow

• question_answer22)
  Raw cheese is known as
  A)
  Blue cheese done clear
  B)
  Cottage cheese done clear
  C)
  Swiss cheese done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer23)
  In the formation of ascorbic acid, the micro-organism used is
  A)
  Acetobacter done clear
  B)
  Streptomyces sp. done clear
  C)
  Bacillus megatherium done clear
  D)
  Propioni bacterium done clear
  View Solution play_arrow

• question_answer24)
  Sex hormone is a
  A)
  Fat done clear
  B)
  Protein done clear
  C)
  Carbohydrate done clear
  D)
  Steroid done clear
  View Solution play_arrow

• question_answer25)
  Streptomycin is produced by or from which micro-organism streptomycin is prepared [DPMT 1982; MP PMT 1997, 2001,04; CPMT 2004]
  A)
  Streptomyces venezuelae done clear
  B)
  Streptomyces griseus done clear
  C)
  Streptomyces scoleus done clear
  D)
  Streptomyces fradie done clear
  View Solution play_arrow

• question_answer26)
  Chloramphenicol and erythromycin (broad spectrum antibiotics) are produced by [AFMC 1986]
  A)
  Streptomyces done clear
  B)
  Nitrobacter done clear
  C)
  Rhizobium done clear
  D)
  Penicillium done clear
  View Solution play_arrow

• question_answer27)
  Terramycin is obtained from [CPMT 1988; MP PMT 1995]
  A)
  Streptomyces venezuelae done clear
  B)
  Streptomyces aureofaciens done clear
  C)
  Streptomyces remosus done clear
  D)
  Streptomyces griseus done clear
  View Solution play_arrow

• question_answer28)
  Penicillin was discovered by [CBSE PMT 1988, MHCET 2001; Orisa JEE 2005]
  A)
  Waksman done clear
  B)
  Dubois done clear
  C)
  Robert Koch done clear
  D)
  A. Fleming done clear
  View Solution play_arrow

• question_answer29)
  The enzyme diastase was identified by [RPMT 1987]
  A)
  S.A. Waksman done clear
  B)
  A. Fleming done clear
  C)
  Christian Hasen done clear
  D)
  Payen and Persoz done clear
  View Solution play_arrow

• question_answer30)
  Enzymes can be immobilised by [Bihar MDAT 1988]
  A)
  Cross-linking enzyme molecules done clear
  B)
  Covalently attaching to a solid support done clear
  C)
  Entrapping them in gel done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer31)
  Germinating barley seeds are employed in the preparation of [EAMCET 1987]
  A)
  Cheese done clear
  B)
  Wine done clear
  C)
  Beer done clear
  D)
  Lactic acid done clear
  View Solution play_arrow

• question_answer32)
  Torulopsis utilis is [MP PMT 1988]
  A)
  A food yeast done clear
  B)
  Employed for synthesis of citric acid done clear
  C)
  An important intestinal commensal done clear
  D)
  Micro-organism that yields third generation vaccines done clear
  View Solution play_arrow

• question_answer33)
  Dextran is used in [CPMT 1987]
  A)
  Bleeding done clear
  B)
  Blood preservation done clear
  C)
  Blood transfusion done clear
  D)
  Blood clotting done clear
  View Solution play_arrow

• question_answer34)
  Utility of fungi for steroid conversion was demonstrated by [EAMCET 1988]
  A)
  Pasteur and Jaubert done clear
  B)
  Kohler and Milstein done clear
  C)
  Murray and Peterson done clear
  D)
  Waksman and Woodruff done clear
  View Solution play_arrow

• question_answer35)
  Humulin is [AMU 1989; CBSE PMT 1999]
  A)
  A form of chitin done clear
  B)
  A powerful antibiotic done clear
  C)
  A new digestive enzyme done clear
  D)
  Human insulin done clear
  View Solution play_arrow

• question_answer36)
  Rennet is used in [Bihar MDAT 1987; MP PMT 2002]
  A)
  Fermentation done clear
  B)
  Cheese making done clear
  C)
  Bread making done clear
  D)
  Synthesis of antibiotic done clear
  View Solution play_arrow

• question_answer37)
  Which of the following established the scientific basis of vaccination [RPMT 1985]
  A)
  Louis Pasteur done clear
  B)
  Edward Jenner done clear
  C)
  Cesar Milstein done clear
  D)
  George Kohler done clear
  View Solution play_arrow

• question_answer38)
  Hybridomas are employed for [AIIMS 1986; MP PMT 2003]
  A)
  Synthesis of antibiotics done clear
  B)
  Killing cancer cells done clear
  C)
  Synthesis of monoclonal (somaclonal) antibodies done clear
  D)
  Production of somatic hybrids done clear
  View Solution play_arrow

• question_answer39)
  Cells obtained from cancerous tumours are known as [AIIMS 1985]
  A)
  Hybridomas done clear
  B)
  Myelomas done clear
  C)
  Lymphocyte done clear
  D)
  Monoclonal cells done clear
  View Solution play_arrow

• question_answer40)
  Kohler and Milstein developed biotechnology for the production of [CBSE PMT 1989; MP PMT 2002]
  A)
  Myelomas done clear
  B)
  Steroid conversion done clear
  C)
  Monoclonal antibodies done clear
  D)
  Immobilised enzymes done clear
  View Solution play_arrow

• question_answer41)
  Which of the following organic acids was produced by fermentation [Bihar MDAT 1989]
  A)
  Oxalic acid done clear
  B)
  Lactic acid done clear
  C)
  Citric acid done clear
  D)
  Propionic acid done clear
  View Solution play_arrow

• question_answer42)
  Most of the Eubacteriales antibiotics come from [RPMT 1989]
  A)
  Bacillus done clear
  B)
  Rhizobium done clear
  C)
  Pseudomonas done clear
  D)
  Streptococcus done clear
  View Solution play_arrow

• question_answer43)
  Vitamin \[{{B}_{12}}\]is produced directly during the course of fermentation by [AFMC 1986; MP PMT 2002]
  A)
  Ashbya gossypii done clear
  B)
  Rhizopus stolonifer done clear
  C)
  Saccharomyces cerevisiae done clear
  D)
  Propioni bacteria done clear
  View Solution play_arrow

• question_answer44)
  The process which the yeast cells perform is called [DPMT 1992]
  A)
  Transpiration done clear
  B)
  Pastuerization done clear
  C)
  Fermentation done clear
  D)
  Effervescence done clear
  View Solution play_arrow

• question_answer45)
  Sir Alexander Fleming extracted penicillin from [MP PMT 1993]
  A)
  Penicillium citrinum done clear
  B)
  Penicillium notatum done clear
  C)
  Penicillium chrysogenum done clear
  D)
  Bacillus brevis done clear
  View Solution play_arrow

• question_answer46)
  Which of the following is not an antibiotic [MP PMT 1993]
  A)
  Griseofulvin done clear
  B)
  Cephalosporin done clear
  C)
  Citric acid done clear
  D)
  Streptomycin done clear
  View Solution play_arrow

• question_answer47)
  Which one of the following pairs is not correctly matched [MP PMT 1993]
  A)
  Plasmid Small piece of extrachromo- somal DNA in bacteria done clear
  B)
  Interferon An enzyme that interferes with DNA replication done clear
  C)
  Cosmid A vector for carrying large DNA fragments into host cells done clear
  D)
  Myeloma Antibody-producing tumor cells done clear
  View Solution play_arrow

• question_answer48)
  Conversion of sugar into alcohol during fermentation is due to the direct action of [MP PMT 1992, 94]
  A)
  Temperature done clear
  B)
  Micro-organisms done clear
  C)
  Concentration of sugar solution done clear
  D)
  Zymase done clear
  View Solution play_arrow

• question_answer49)
  Cheese and Yoghurt are products of the process [MP PMT 1994, 2003]
  A)
  Distillation done clear
  B)
  Pasteurization done clear
  C)
  Fermentation done clear
  D)
  Dehydration done clear
  View Solution play_arrow

• question_answer50)
  Streptomycin is used to cure the diseases caused by the bacteria [MP PMT 1994]
  A)
  Gram-positive done clear
  B)
  Gram-negative done clear
  C)
  Gram-neutral done clear
  D)
  Both gram-positive and gram-negative done clear
  View Solution play_arrow

• question_answer51)
  Yeast in an important source of [CPMT 1993]
  A)
  Vitamin C done clear
  B)
  Vitamin B done clear
  C)
  Vitamin A done clear
  D)
  Vitamin D done clear
  View Solution play_arrow

• question_answer52)
  The antibiotic "chlorellin'' is extracted from the genus [CPMT 1994]
  A)
  Chlamydomonas done clear
  B)
  Chlorella done clear
  C)
  Spirogyra done clear
  D)
  Batrachospermum done clear
  View Solution play_arrow

• question_answer53)
  The organism used for alcohol fermentation is [CBSE PMT 1995]
  A)
  Penicillium done clear
  B)
  Pseudomonas done clear
  C)
  Aspergillus done clear
  D)
  Saccharomyces done clear
  View Solution play_arrow

• question_answer54)
  Citric acid is produced by [CBSE PMT 1995, 98]
  A)
  Aspergillus niger done clear
  B)
  Streptococcus lactic done clear
  C)
  Acetobacter suboxydans done clear
  D)
  Candida utilis done clear
  View Solution play_arrow

• question_answer55)
  Antibiotics are produced by [MDAT Bihar 1995]
  A)
  Mucor done clear
  B)
  Penicillium done clear
  C)
  Agaricus done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer56)
  Use of living organisms or their substances in industrial processes is called
  A)
  Microbiology done clear
  B)
  Biotechnology done clear
  C)
  Industrial engineering done clear
  D)
  Genetic engineering done clear
  View Solution play_arrow

• question_answer57)
  Sodium chloride is added during preparation of cheese as it
  A)
  Gives flavour done clear
  B)
  Controls moisture. done clear
  C)
  Hardens cheese done clear
  D)
  Controls moisture and gives flavor done clear
  View Solution play_arrow

• question_answer58)
  Rennin used in cheese industry is [MP PMT 1995; BVP 2002]
  A)
  Antibiotic done clear
  B)
  Alkaloid done clear
  C)
  Enzyme done clear
  D)
  Inhibitor done clear
  View Solution play_arrow

• question_answer59)
  Which one of the following is not used in the production of yoghurt [MP PMT 1995, 97, 2002]
  A)
  Streptococcus lactis done clear
  B)
  Streptococcus thermophilus done clear
  C)
  Lactobacillus bulgaricus done clear
  D)
  Acetobacter aceti done clear
  View Solution play_arrow

• question_answer60)
  A compound which is produced by an organism and inhibits the growth of other organisms is called [MP PMT 1995; AFMC 1996]
  A)
  Antigen done clear
  B)
  Antibody done clear
  C)
  Antibiotic done clear
  D)
  Antiallergic done clear
  View Solution play_arrow

• question_answer61)
  Which of the following enzyme is secreted by yeast, responsible for fermentation
  A)
  Enolase done clear
  B)
  Dehydrogenase done clear
  C)
  Zymase done clear
  D)
  Invertase done clear
  View Solution play_arrow

• question_answer62)
  Which one of the following is used in the baking of bread [MP PMT 2004]
  A)
  Rhizopus stolonifer done clear
  B)
  Zygosaccharomyces octosporous done clear
  C)
  Saccharomyces cerevisiae done clear
  D)
  Saccharomycodes ludwigii done clear
  View Solution play_arrow

• question_answer63)
  Chloromycetin is produced by
  A)
  Bordetella pertusis done clear
  B)
  Streptomyces venezuelae done clear
  C)
  Streptomyces rumosus done clear
  D)
  Clostridium botulinum done clear
  View Solution play_arrow

• question_answer64)
  The phenomenon of antibiotic was discovered by
  A)
  Fleming done clear
  B)
  Pasteur done clear
  C)
  Waksman done clear
  D)
  Babes done clear
  View Solution play_arrow

• question_answer65)
  Rennet enzyme was purified by
  A)
  A. Flemming done clear
  B)
  S.A. Waksman done clear
  C)
  Payen and Persoz done clear
  D)
  Christian Hansen done clear
  View Solution play_arrow

• question_answer66)
  Which of the following enzymes are used for converting corn starch into high fructose syrup
  A)
  Glucoisomerases done clear
  B)
  Glucoamylases done clear
  C)
  Amylases done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer67)
  Which of the following participates in the manufacturing of dextrans
  A)
  Lactobacillus done clear
  B)
  Leuconostoc done clear
  C)
  Pseudomonas done clear
  D)
  Mucor done clear
  View Solution play_arrow

• question_answer68)
  Steroids are used in
  A)
  Birth control done clear
  B)
  Treatment of hormonal balance done clear
  C)
  Treatment of auto-immune diseases done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer69)
  Vaccine for small pox was developed by
  A)
  Cesor Milstein done clear
  B)
  Louis Pasteur done clear
  C)
  Edward Jenner done clear
  D)
  Salman Waksman done clear
  View Solution play_arrow

• question_answer70)
  Which of the following is used in biotechnology
  A)
  Cattle done clear
  B)
  Yeast done clear
  C)
  Both cattle and yeast done clear
  D)
  Neither cattle nor yeast done clear
  View Solution play_arrow

• question_answer71)
  Woodruf (1941) were responsible for the isolation of
  A)
  Neomycin done clear
  B)
  Actinomycin done clear
  C)
  Penicillin done clear
  D)
  Streptomycin done clear
  View Solution play_arrow

• question_answer72)
  Waksman got Nobel Prize for the discovery of
  A)
  Chloromycetin done clear
  B)
  Neomycin done clear
  C)
  Streptomycin done clear
  D)
  Penicillin done clear
  View Solution play_arrow

• question_answer73)
  nif genes occur in [MP PMT 1996]
  A)
  Rhizobium done clear
  B)
  Penicillium done clear
  C)
  Aspergillus done clear
  D)
  Streptococcus done clear
  View Solution play_arrow

• question_answer74)
  Neomycin is extracted from [EAMCET 1993]
  A)
  Streptomyces griseus done clear
  B)
  Streptomyces venezuelae done clear
  C)
  Streptomyces fradiae done clear
  D)
  Streptomyces rimosus done clear
  View Solution play_arrow

• question_answer75)
  Interferons are [CBSE PMT 1996]
  A)
  Antiviral proteins done clear
  B)
  Complex proteins done clear
  C)
  Anti-bacterial proteins done clear
  D)
  Anti-cancer proteins done clear
  View Solution play_arrow

• question_answer76)
  Antibiotics are [MP PMT 1996]
  A)
  Herbicides done clear
  B)
  Pesticides done clear
  C)
  Macrobicides done clear
  D)
  Bactericides done clear
  View Solution play_arrow

• question_answer77)
   The drug streptomycin inhibits the process of [MP PMT 1996]
  A)
  Procaryotic translation done clear
  B)
  Eucaryotic translation done clear
  C)
  Procaryotic transcription done clear
  D)
  Eucaryotic transcription done clear
  View Solution play_arrow

• question_answer78)
  An antiviral chemical produced by the animal cell is [MP PMT 1996]
  A)
  Virion done clear
  B)
  Interferon done clear
  C)
  Repressor protein done clear
  D)
  Hormone done clear
  View Solution play_arrow

• question_answer79)
  Anand Chakrabarty has used biotechnology for
  A)
  Production of insulin done clear
  B)
  Removal of oil pollution done clear
  C)
  Production of interferon done clear
  D)
  Production of relaxin done clear
  View Solution play_arrow

• question_answer80)
  Streptococcus thermophilus and Lactobacillus bulgaricus are being used for the production of [MP PMT 1997]
  A)
  Cheese done clear
  B)
  Yoghurt done clear
  C)
  Tempeh done clear
  D)
  Miso done clear
  View Solution play_arrow

• question_answer81)
  Which of the following is an antifungal antibiotics
  A)
  Penicillin done clear
  B)
  Cephalosporin done clear
  C)
  Griseofulvin done clear
  D)
  Chloramphenicol done clear
  View Solution play_arrow

• question_answer82)
  From which of the following LSD is obtained
  A)
  Mucor done clear
  B)
  Spirogyra done clear
  C)
  Aspergillus done clear
  D)
  Claviceps done clear
  View Solution play_arrow

• question_answer83)
  Which of the following antibiotics is found to be most effective against mycoplasma
  A)
  Penicillin done clear
  B)
  Streptomycin done clear
  C)
  Tetracycline done clear
  D)
  Nystatin done clear
  View Solution play_arrow

• question_answer84)
  Which one of the following systems commonly used in alcoholic fermentation
  A)
  Bacterial system done clear
  B)
  Algal system done clear
  C)
  Fungal system done clear
  D)
  Viral system done clear
  View Solution play_arrow

• question_answer85)
  Milk is converted into curd (yoghurt) by biological activity of
  A)
  Algal cells done clear
  B)
  Fungal cells done clear
  C)
  Chloroplasts done clear
  D)
  Lactobacillus cells done clear
  View Solution play_arrow

• question_answer86)
  Cheeses are usually classified on the basis of [MP PMT 1997]
  A)
  Texture done clear
  B)
  Flavour done clear
  C)
  Colour done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer87)
  Which one of the following is used in the manufacture of alcohol [MP PMT 1997]
  A)
  Bacteria done clear
  B)
  Water molds done clear
  C)
  Yeasts done clear
  D)
  Slime molds done clear
  View Solution play_arrow

• question_answer88)
  Antibiotics are mostly obtained from [MP PMT 1997; AIEEE 2003]
  A)
  Fungi done clear
  B)
  Actinomycetes done clear
  C)
  Cyanobacteria done clear
  D)
  Both a and b done clear
  View Solution play_arrow

• question_answer89)
  Penicillin is obtained from [MP PMT 1997]
  A)
  Aspergillus fumigatus done clear
  B)
  Penicillium chrysogenum done clear
  C)
  Penicillium griseofulvum done clear
  D)
  Streptomyces griseus done clear
  View Solution play_arrow

• question_answer90)
  The name of drug used in cancer treatment produced by biotechnology is [MP PMT 1998]
  A)
  Interferon done clear
  B)
  HGH done clear
  C)
  TSH done clear
  D)
  Insulin done clear
  View Solution play_arrow

• question_answer91)
  The main technique involved in agricultural biotechnology is called [MP PMT 1998]
  A)
  Tissue culture done clear
  B)
  Transformation done clear
  C)
  Plant breeding done clear
  D)
  DNA replication done clear
  View Solution play_arrow

• question_answer92)
  The new strain of bacteria produced by biotechnology in alcohol industry is [MP PMT 1998]
  A)
  Escherichia coli done clear
  B)
  Saccharomyces cerevisiae done clear
  C)
  Bacillus subtilis done clear
  D)
  Pseudomonas putida done clear
  View Solution play_arrow

• question_answer93)
  Important objective of biotechnology in agriculture section is [MP PMT 1998]
  A)
  To produce pest resistant varieties of plant done clear
  B)
  To increase the nitrogen content done clear
  C)
  To decrease the seed number done clear
  D)
  To increase the plant weight done clear
  View Solution play_arrow

• question_answer94)
  Yeast is an important source of [MP PMT 1999]
  A)
  Vitamin C done clear
  B)
  Riboflavin done clear
  C)
  Sugars done clear
  D)
  Proteins done clear
  View Solution play_arrow

• question_answer95)
  Saccharomycetes cerevisae is [MP PMT 1999]
  A)
  Akaryote done clear
  B)
  Prokaryote done clear
  C)
  Sugars done clear
  D)
  Proteins done clear
  View Solution play_arrow

• question_answer96)
  Antibiotic flavicin is obtained from [MP PMT 1999]
  A)
  Aspergillus flavus done clear
  B)
  Aspergillus clavatus done clear
  C)
  Streptomyces griesus done clear
  D)
  Streptomyces fradiae done clear
  View Solution play_arrow

• question_answer97)
  Which of the molecules listed below is a product of fermentation of glucose by yeast [MP PMT 1999]
  A)
  \[({{C}_{6}}{{H}_{10}}{{O}_{5}})n\] done clear
  B)
  \[{{C}_{2}}{{H}_{5}}OH\] done clear
  C)
  \[{{C}_{6}}{{H}_{12}}{{O}_{6}}\] done clear
  D)
  \[C{{H}_{3}}OH\] done clear
  View Solution play_arrow

• question_answer98)
  The micro-organism grown on molasses and sold as a food flavouring substance is [MP PMT 1999]
  A)
  Sacchromycetes done clear
  B)
  Rhizopus done clear
  C)
  Acetobacter done clear
  D)
  Lactobacillus done clear
  View Solution play_arrow

• question_answer99)
  Due to which of the following organism, yield of rice is increased [CBSE PMT 1999]
  A)
  Anabena done clear
  B)
  Bacillus popilliae done clear
  C)
  Sesbania done clear
  D)
  Bacillus polymena done clear
  View Solution play_arrow

• question_answer100)
  Alcoholic beverages are obtained with the help of [Karnataka CET 1998]
  A)
  Penicillium done clear
  B)
  Yeast done clear
  C)
  Blue-green algae done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer101)
   Immobilised  enzymes are generally used for bioreactors in [AIIMS 2001]
  A)
  Batch process done clear
  B)
  Digestive process done clear
  C)
  Activation process done clear
  D)
  Continuous process done clear
  View Solution play_arrow

• question_answer102)
  Cheese is prepared from [MP PMT 2001]
  A)
  Lactobacillus done clear
  B)
  Streptococcus done clear
  C)
  Leuconostoc done clear
  D)
  Streptococcus and Lactobacillus done clear
  View Solution play_arrow

• question_answer103)
   Streptomyces fradiae produces [MP PMT 2001]
  A)
  Erythromycin done clear
  B)
  Neomycin done clear
  C)
  Terramycin done clear
  D)
  Aureomycin done clear
  View Solution play_arrow

• question_answer104)
  The vaccine of Hepatitis-B is a [DPMT 1988; MP PMT 2003]
  A)
  First generation vaccine done clear
  B)
  Interferon done clear
  C)
  Second generation vaccine done clear
  D)
  Third generation vaccine done clear
  View Solution play_arrow

• question_answer105)
  Ethyl alcohol is commercially manufactured from [BHU 2004]
  A)
  Wheat done clear
  B)
  Grapes done clear
  C)
  Maize done clear
  D)
  Sugarcane done clear
  View Solution play_arrow

• question_answer106)
  Which one of the following is used in the baking of the bread [MP PMT 2004]
  A)
  Rhizopus stolonifer done clear
  B)
  Zygosaccharomyces done clear
  C)
  Saccharomyces cerevisiae done clear
  D)
  Saccharomycodes ludwigii done clear
  View Solution play_arrow

• question_answer107)
  Antibiotics occur from [MP PMT 2004]
  A)
  Medicines done clear
  B)
  Toxins done clear
  C)
  Plants done clear
  D)
  Syrups done clear
  View Solution play_arrow

• question_answer108)
  Dough kept overnight in warm weather becomes soft and spongy because of [CBSE PMT 2004]
  A)
  Cohesion done clear
  B)
  Osmosis done clear
  C)
  Absorption of carbon dioxide from atmosphere done clear
  D)
  Fermentation done clear
  View Solution play_arrow

• question_answer109)
  Which one of the following pairs is not correctly matched [CBSE PMT 2004]
  A)
  Spirulina - Single cell protein done clear
  B)
  Rhizobiu - Biofertilizer done clear
  C)
  Streptomyces - Antibiotic done clear
  D)
  Serratia - Drug addiction done clear
  View Solution play_arrow

• question_answer110)
  Which one of the following is the correctly matched pair of a product and the microorganism responsible for it [AIEEE 2004]
  A)
  Ethyl alcohol - Yeast done clear
  B)
  Acetic acid- Lactobacillus done clear
  C)
  Cheese - Nitrobacter done clear
  D)
  Curd - Azotobacter done clear
  View Solution play_arrow

• question_answer111)
  Ergot, which is an important source of a drug is obtained from [AIEEE 2004]
  A)
  Agaricus done clear
  B)
  Claviceps done clear
  C)
  Commiphora done clear
  D)
  Ephedra done clear
  View Solution play_arrow

• question_answer112)
  Which of the following organism is useful in the preparation of roquefort cheese [BHU 2004]
  A)
  Mucor done clear
  B)
  Rhizopus done clear
  C)
  Aspergillus done clear
  D)
  Penicillium done clear
  View Solution play_arrow

• question_answer113)
  Streptococcus is employed in the manufacturing of   [BVP 2004]
  A)
  Wine done clear
  B)
  Bread done clear
  C)
  Cheese done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer114)
  Which raw material is used in fermentation [Orissa JEE 2005]
  A)
  Starch in vegetables done clear
  B)
  Starch in cereals done clear
  C)
  Sugar in fruits done clear
  D)
  Protein in Pulses done clear
  View Solution play_arrow

• question_answer115)
  Butter is produced from [Manipal 2005]
  A)
  Propanoic acid done clear
  B)
  Butyric acid done clear
  C)
  Pentanoic acid done clear
  D)
  Ethanoic acid done clear
  View Solution play_arrow

• question_answer116)
  Which row material is used in fermentation process of making beer [Orissa JEE 2005]
  A)
  Buffer needed to control pH done clear
  B)
  Batch and feed possible done clear
  C)
  Controlled dissolved oxygen done clear
  D)
  Easy in process sampling done clear
  View Solution play_arrow