Principles of Inheritance and Variation

Principles of Inheritance and Variation

Easy Questions

Advanced Botany

Plant Growth and Development
Organisms and Populations
Ecosystem
Biodiversity and Conservation
Environmental Issues
Microbes in Human Welfare
Strategies for Enhancement in Food Production
Molecular Basis of Inheritance
Principles of Inheritance and Variation
Sexual Reproduction in Flowering Plants
Reproduction in Organisms
The Living World
Respiration in Plants
Photosynthesis
Mineral Nutrition
Transport in Plants
Cell Cycle and Cell Division
Cell-The Unit of Life
Anatomy of Flowering Plants
Morphology of Flowering Plants
Plant Kingdom
Biological Classification
  1. Crossing over in diploid organism is responsible for








  1. View Hint View Answer Discuss in Forum

    Crossing over involves physical exchange of genetic material between non-sister chromatids of homologous chromosomes, which leads to recombination.

    Correct Option: D

    Crossing over involves physical exchange of genetic material between non-sister chromatids of homologous chromosomes, which leads to recombination.

  1. How many base pairs are found in one genome of man?








  1. View Hint View Answer Discuss in Forum

    The number of base pairs (bp) found in one genome of man is 3 × 109.

    Correct Option: C

    The number of base pairs (bp) found in one genome of man is 3 × 109.

  1. In hybridisation Tt × tt gives rise to the progeny of ratio








  1. View Hint View Answer Discuss in Forum


    Correct Option: A


  1. Molecular weight of chromosome of yeast cell is








  1. View Hint View Answer Discuss in Forum

    Molecular weight of chromosome of yeast cell is 2.56 × 109.

    Correct Option: A

    Molecular weight of chromosome of yeast cell is 2.56 × 109.

  1. Which character studied by Mendel in garden pea (Pisum sativum) was dominant








  1. View Hint View Answer Discuss in Forum

    Round seed shape is dominant over wrinkled. Yellow seed colour is dominant over green seed colour Axial flower position is dominant over terminal.

    Correct Option: B

    Round seed shape is dominant over wrinkled. Yellow seed colour is dominant over green seed colour Axial flower position is dominant over terminal.