Home
Class 12
BIOLOGY
(a) Match the microbes listed under Colu...

(a) Match the microbes listed under Column -A with the products mentioned under Column - B.
`{:(,"Column - A",,"Column - B"),("(H)","Penicillium notatum","(i)","Station"),("(I)","Trichoderma polysporum","(ii)","ethanol"),("(J)","Monascus purpurea","(iii)","antibiotic"),("(K)","Saccharomyces cerevisiae","(iv)","Cyclosporin - A"):}`
(b) Why does 'Swiss Cheese' Develop large holes ?

Text Solution

Verified by Experts

(a) `{:("(H)","Penicillium notatum","(iii)","Antibiotic"),("(I)","Trichoderma polysporum","(iv)","Cyclosporin - A"),("(J)","Monascus purpurea","(i)","Stations"),("(K)","Saccharomyces cerevisiae","(ii)","Ethanol"):}`
(b) Swiss cheese is ripened by bacterium Propionibacterium sharmanii which produces `CO_(2)` during fermentation process. When `CO_(2)` escapes, it leaves holes in the cheese.
Promotional Banner

Topper's Solved these Questions

  • XII BOARDS

    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise SECTION-D|49 Videos
  • XII BOARDS

    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise SECTION -A|11 Videos
  • XII BOARDS

    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise SECTION-B|81 Videos
  • SAMPLE PAPER 2019

    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise Section E Part B|3 Videos

Similar Questions

Explore conceptually related problems

Match the columns {:("Column A","Column B"),("(a) Rabi crop","(i) Transplantation"),("(b) Rice crop","(ii) Winter crop"),("(c) Orchards","(iii) Kharif crop"):}

Match the items given in Column 1 with examples give in Column II. {:("Column I","Column II"),((a)"Hydrogen bond",(i)C),((b)"Resonance",(ii)LiF),((c)"Ionic solid",(iii)H_(2)),((d)"Covalent solid",(iv)HF),(,(v)O_(3)):}

Match the types of WBC listed under column I with the shape of nucleus given under column II and select the correct option from codes given below {:(,"Column I",,"Column II"),("A.","Neutrophils","(i)","Kidney-shaped"),("B.","Eosinophils","(ii)","S-shaped"),("C.","Basophils","(iii)","3 to 5 lobes"),("D.","Monocyte","(iv)","2 lobes"),(,,"(v)","Disc-shaped"):}

Match the animals listed under Column-I with the excretory organs given under Column - II and select the correct option . {:(Column-I("Animals"),Column-II("Excretory organs")),((a)"Fasciola",(i)"Nephridia"),((b)"Hirudinaria",(ii)"malpighian tubules"),((c)"Balanoglossus",(iii)"Protonephridia"),((d)"Laccifer",(iv)"Proboscis gland"):}

Match the scientists listed under Column 'A' with ideas listed under column 'B' {:("Column I","column II"),("Darwin",(i)"Abiogenesis"),("Oparin",(ii)"Use and disuse of organs"),("Lamrack",(iii)"continental drift theory"),("Wagner",(iv)"Evolution by natural selection"):}

Match the scientists listed under Column 'A' with ideas listed under column 'B' {:("Column I","column II"),("Darwin",(i)"Abiogenesis"),("Oparin",(ii)"Use and disuse of organs"),("Lamrack",(iii)"continental drift theory"),("Wagner",(iv)"Evolution by natural selection"):}

Match the Column I with Column II. {:(,"Column I",,,"Column II"),(,"(Plant)",,,"(Vegetative reproduction by )"),((a),"Turmeric",,(i),"Stolon"),((b),"Crocus",,(ii),"Rhizome"),((c ),"Vallisnerla",,(iii),"Aerial shoot"),((d),"Opuntia",,(iv),"Corm"):}

Match the items in 'Column-A' and 'column-B' and choose the correct answer . {:((i),"Column - A",,"Column - B"),((i) ,"Koel",A,"Methanobacterium"),((ii),"Mycorrhiza",B,"Trichoderma"),((iii),"Biological control",C,"Brood parasitism"),((iv),"Biogas",D,"Glomus"):} The correct answer is

Match column I with column II and select the correct option from the codes given below. {:(,"Column I",,"Column II"),("A.","Rhizopus","(i)","Ascomycetes"),("B.","Penicillium","(ii)","Basidiomycetes"),("C.","Ustilago","(iii)","Deuteromycetes"),("D.","Alternaria","(iv)","Phycomycetes"):}

XII BOARD PREVIOUS YEAR PAPER ENGLISH-XII BOARDS-SECTION-C
  1. Name the group of bacteria involved in setting milk into curd. Explain...

    Text Solution

    |

  2. Bee keeping practice is a good income generating industry. Write the d...

    Text Solution

    |

  3. (a) Match the microbes listed under Column -A with the products mentio...

    Text Solution

    |

  4. Describe the formation of recombinant DNA by the action of EcoRI. OR...

    Text Solution

    |

  5. Two children, A and B aged 4 and 5 years respectively visited a hospit...

    Text Solution

    |

  6. List six advantages of "ex-situ" approach to conservation of biodivers...

    Text Solution

    |

  7. While on a visit to a pond in the city-neighbourhood, the visitors wer...

    Text Solution

    |

  8. (a) Name the organic material exine of the pollen grain is made up of....

    Text Solution

    |

  9. Differentiate between divergent and convergent evolution. Give one exa...

    Text Solution

    |

  10. Are humming birds and fish regulators or conformers ? Give reasons in ...

    Text Solution

    |

  11. (a) What is green revolution ? Mention the steps that led to it (b) ...

    Text Solution

    |

  12. Expand 'ELISA'. Why is this method preferred over conventional methods...

    Text Solution

    |

  13. State the objective with which a dairy farm is set up .Describe the es...

    Text Solution

    |

  14. Write in what context did Darwin use the terms ' fitness', survival an...

    Text Solution

    |

  15. Name the specific enzyme responsible for nucleotide polymerisation in ...

    Text Solution

    |

  16. Write the causative agent of filariasis in human. Mention its mode of ...

    Text Solution

    |

  17. (a) Name a terminal methode to prevent pregnancy in humans. (b) Desc...

    Text Solution

    |

  18. (a) Do all pollen grains remain viable for the same length of time ? S...

    Text Solution

    |

  19. GM plants are useful in many ways. How would you convince farmers to g...

    Text Solution

    |

  20. Name and explain the technique that helps in the separation of DNA fra...

    Text Solution

    |