Home
Class 12
BIOLOGY
[A] : Symbiosis is also furnished by myc...

[A] : Symbiosis is also furnished by mycorrhiza .
[R] : In Mycorrhiza , symbiosis is establlished between alga and fungus .

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • EVOLUTION

    TRUEMEN BIOLOGY ENGLISH|Exercise MULTIPLE CHOICE QUESTIONS|334 Videos

  • Genetics

    TRUEMEN BIOLOGY ENGLISH|Exercise ASSERTION AND REASON|122 Videos

Similar Questions

Explore conceptually related problems

Mycorrhiza is a symbiotic association between

In Mycorrhizae, the association between fungus and host root is

which of the following statement is correct ? A. Single cell protein is rich in high quality proteins bit poor in fat B. BOD is the amount of oxygen that would be consumed if all the inroganic matter in one litre of water were oxidised by bacteria . C. Trichoderma sp are free living fungi that are effictive biocontrol agents of several pathogens. D. Bacillus thuingiensis are pathogens that attack insects and other arthrpods . E. Bacillus thuringiensis is first used biopesticide. F. Lactose enzyme is used in alcoholic fermentation . G. Mycorrhiza is a symbiotic associtation between fungi e.g. Glomus and vascular plant .

$ Mycorrhiza is a type of symbiosis. ! Lichens have phycobiont and mycobiont.

Correct the false statements by changing the underlined words. Symbiosis is the mutually beneficial relationship between plant roots and some fungi.

In the following questions , a statement of assertion (A) is followed by a statement of reason (R). A: Lichens are mutually useful associations between algae and fungi. R : Lichens do not grow in polluted areas.

Identify the option that has correct statements regarding biofertilizers. a. Rhizobium and azotobacter are symbiotic microorganisms. b. Azospirullum and blue-green algae are non - synbiotic microorganisms . c. Mycorrhizae is the symbiotic phosphate solubilizing organism. d. Actinomycetes is the non-symbiotic nitrogen-fixing microorganism.

The radius of gyration of a solid sphere of radius R about a certain axis is also equal to R. If r is the distance between the axis and the centre of the sphere, then r is equal to

Match Column -1 with with Column - II. {:("Column-I",,"Column-II"),("(a) Saprophyte",,"(i) Symbiotic association of fungi with plant roots"),("(b) Parasite",,"(ii) Decomposition of dead organic meterials"),("(c) Lichens",,"(iii) Living on living plants or animals"),("(d) Mycorrhiza",,"(iv) Symbiotic assiciation of algae and fungi"):} Choose the correct answer from the options given below:

Name and explain the type of interaction that exists in mycorrhizae and between cattle egret and cattle.

TRUEMEN BIOLOGY ENGLISH-Fungi -ASSERTION AND REASON
  1. [A] : Heterotrophs may be free living or symbiotic . [R] : They form...

    Text Solution

    |

  2. [A] : Rusts and smuts are club fungi that parasitize cereal crops . ...

    Text Solution

    |

  3. Assertion : The fungi are widespread in distribution and they even liv...

    Text Solution

    |

  4. [A] : Symbiosis is also furnished by mycorrhiza . [R] : In Mycorrhiz...

    Text Solution

    |

  5. [A] : Phytoalexins are formed as a result of mixing of auxins and gi...

    Text Solution

    |

  6. [A] : Zygospore fungi produce spores within sporangia . [R] : During...

    Text Solution

    |

  7. [A] : Club fungi reproduce sexually . [R] : In club fungi , dikaryot...

    Text Solution

    |

  8. [A] : The sterile portion of sporangium in Mucor is called columella ....

    Text Solution

    |

  9. [A] : Fungi are thallophyta . [R] : Cell wall of fungi is made up of...

    Text Solution

    |

  10. [A] : Fungi are either saprobes or parasitic . [R] : Fungi posses ha...

    Text Solution

    |

  11. [A] : Aspergillus is used as bioindicator . [R] : Aspergillus niger ...

    Text Solution

    |

  12. [A] : Rhizopus contains two types of hyphae . [R] : The unbranched h...

    Text Solution

    |

  13. [A] : Puccinia graminis is autoecious . [R] : It complete its life c...

    Text Solution

    |

  14. [A] : Schizosaccharomyces is also called the fission yeast . [R] : S...

    Text Solution

    |

  15. [A] : Ascomycetes and basidiomycetes are septate fungi . [R] : The h...

    Text Solution

    |

  16. [A] : Myxomycetes are not true fungi . [R] : Myxomycetes possess cha...

    Text Solution

    |

  17. [A] : Aflatoxins are produced by fungus . [R] : Aflatoxins are carc...

    Text Solution

    |

  18. [A] : Amanita is called toadstools . [R] : Amanita is a poisonous fu...

    Text Solution

    |

  19. [A] : Yeast are used in baking industry . [R] : CO(2) produced durin...

    Text Solution

    |

  20. [A] : Foliose lichens show similarity with dicot leaves [R] : They b...

    Text Solution

    |