Home
Class 12
BIOLOGY
Select the correct statement....

Select the correct statement.

A

Acetobacter aceti produces citric acid.

B

Saccharomyces cerevisiae I used as clot buster.

C

Penicillium notatum restricts the growth of staphylococci.

D

Methanogens are found in aerobic conditions.

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ORGANISMS AND POPULATIONS

    NCERT BANGLISH|Exercise QUESTIONS|18 Videos
  • PRINCIPLES OF INHERITANCE AND VARIATION

    NCERT BANGLISH|Exercise Questions|16 Videos

Similar Questions

Explore conceptually related problems

Read the following statements (i) In adults most of the RBCs are produced in the marrow of long bones. (ii) In camel and Llama RBCs are oval. (iii) Foetal RBCs are nucleated and contain a different form of haemoglobin as compared the adults. (iv) Lymphocytes are 6- 70% of the total leucocytic count Select the correct statements

Read the following statements (i) In cardiac muscle fibres sacroplasmic reticulum is poorly formed (ii)B Blood supply is scanty in case of smooth muscle fibres (iii) Tropomyosin occurs in actin filaments in the form of complexes which are arranged over actin fibres and represent sites where myosin binds to actin. (iv) Salts of citrate and oxalates act as anticoagulants as they precipitate Ca^(2+) Select the correct statements

Select the incorrect statement.

Select the incorrect statement

Select the incorrect statement

Select the incorrect statement

Select the incorrect statement

Consider 0.1 M solutions of two solutes X and Y. The solute X behaves as univalent electrolyte, will the solute Y dimerises in solution. Selected correct statement (s) regarding these solutions:

Select the two correct statements out of the four (1-4) given below about lac operon. 1. Glucose or galactose may bind with the repressor and inactivate it 2. In the absence of lactose the repressor binds with the operator region 3. The z-gene codes for permease 4. This was elucidated Francois Jacob and Jacque Monod The correct statements are :

Select correct statements):

NCERT BANGLISH-PRACTICE PAPER -All Questions
  1. Which of the following DNA sequences qualifies to be designated as a p...

    Text Solution

    |

  2. Match column I with column II and select the correct option from the c...

    Text Solution

    |

  3. Select the correct statement.

    Text Solution

    |

  4. The haploid conttent of human DNA is

    Text Solution

    |

  5. Gel electrophoresis is a

    Text Solution

    |

  6. The egg apparatus of angiosperms comprises

    Text Solution

    |

  7. Which of the following is not a feature of a J-shaped growth form of p...

    Text Solution

    |

  8. How many different kinds of gametes will be produced by a plant having...

    Text Solution

    |

  9. Sickle-cell anaemia is

    Text Solution

    |

  10. In microbial genetics which one is referred to as "Griffith effect"?

    Text Solution

    |

  11. If percentage of cytosine is 18%, then percentage of thymine will be

    Text Solution

    |

  12. The species of plants that play a vital role in controlling the relati...

    Text Solution

    |

  13. The fitness of individuals with different phenotypes of the same trait...

    Text Solution

    |

  14. Study the following pedigree. The transmission of the trait indicates.

    Text Solution

    |

  15. The given pyramid shows the relative biomass of zooplanktons and phyto...

    Text Solution

    |

  16. One of the types of ecological pyramids is given below. This type repr...

    Text Solution

    |

  17. Pollen grains of a plant whose 2n=28 are cultured to get callus by tis...

    Text Solution

    |

  18. Transfer of pollen grains from the another to the stigma of another fl...

    Text Solution

    |

  19. In the given diagram, parts laballed as A,B,C,D,E and F are respective...

    Text Solution

    |

  20. If the length of a double helical DNA is 1.7 meters, then the number o...

    Text Solution

    |