Home
Class 12
BIOLOGY
According to Hugo de Vries, the mechanis...

According to Hugo de Vries, the mechanism of evolution is

A

Saltation

B

Phenotypic variations

C

Multiple step mutations

D

Minor mutations

Text Solution

Verified by Experts

The correct Answer is:
d
Promotional Banner

Topper's Solved these Questions

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise COMPETITION FILE (OBJECTIVE TYPE QUESTIONS ASSERTION-REAON TYPE QUESTION:)|13 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST section-A(MULTIPLE CHOIC QUESTIONS)|6 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise REVISION EXERCISES (LONG ANSWER TYPE QUESTIONS(B .QUESTIONS FROM CBSE EXAMINATIONS:))|12 Videos

  • ORGANISMS AND POPULATIONS

    MODERN PUBLICATION|Exercise Chapter Practice Test (Section - E)|2 Videos

  • REPRODUCTION IN ORGANISMS

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST (SECTION - C)|3 Videos

Similar Questions

Explore conceptually related problems

According to Hugo deVries , the main cause of evolution is

According to darwin, the main mechanism of evolution

According to Hugo de varies, mutations are :-

Assertion :- According to Hugo de Vries , it is mutation which causes speciation and hence called it saltation. Reason :- Mutations are random and diretional.

According to de Vries, mutations are

According to Darwin, mechanism of evolution is

According to Hugo de vieres speciaton due to mutation is aloso knows as 'Saltation which mens

According to de morgan's theorem-

MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS (A. MULTIPLE CHOICE QUESTIONS (MCQs):)
  1. Phenotype of an organism is the result of

    Text Solution

    |

  2. Which of the following most appropriately describes haemophilia?

    Text Solution

    |

  3. A tall true breeding garden pea plant is crossed with a dwarf true bre...

    Text Solution

    |

  4. Pick out the correct statement (I) Haemophilia is a sex-linked reces...

    Text Solution

    |

  5. Which one of the following generates new genetic combinations leading ...

    Text Solution

    |

  6. the mechanism that causes a gene to move from one linkage group to a...

    Text Solution

    |

  7. A true breeding plant is

    Text Solution

    |

  8. If a colourblind man marries a woman who is homozygous for normal colo...

    Text Solution

    |

  9. In a colour-blind man marries a woman who is parental-type offspring w...

    Text Solution

    |

  10. Thalassemia and sickle-cell anaemia are caused due to a problem in glo...

    Text Solution

    |

  11. The genotypes of a husband and wife are I^(A)I^(B) and I^(A)i. Among t...

    Text Solution

    |

  12. A disease caused by an autosomal primary non-disjunction is

    Text Solution

    |

  13. Among the following characters, which one was not considered by Mendel...

    Text Solution

    |

  14. Which one from those given below is the period of Mendel's hybridisat...

    Text Solution

    |

  15. Select the correct match

    Text Solution

    |

  16. Which of the following pairs is wrongly matched?

    Text Solution

    |

  17. Select the correct statement:

    Text Solution

    |

  18. A woman has an X-linked condition on one of her X chromosomes . This c...

    Text Solution

    |

  19. According to Hugo de Vries, the mechanism of evolution is

    Text Solution

    |

  20. Genetic disorder due to trisomy of chromosome 21 in humans is :

    Text Solution

    |