Home
Class 9
BIOLOGY
Carefully observe your classmate's earlo...

Carefully observe your classmate's earlobes.

Promotional Banner

Topper's Solved these Questions

  • HEREDITY AND VARIATION

    CHETANA PUBLICATION|Exercise EXAMPLE|123 Videos

  • ENVIRONMENTAL MANAGMANT

    CHETANA PUBLICATION|Exercise EXERCISE|113 Videos

  • INTRODUCTION TO BIOTECHNOLOGY

    CHETANA PUBLICATION|Exercise EXERCISE |122 Videos

Similar Questions

Explore conceptually related problems

Carefully observe the stages of embryonic development of some animals shown in fig.

Carefully observe the following figure: Name the tehcnique shown in the figure and the scientist who demonstrated this technique for the first time.

Carefully observe the following figure: Name at least three plants for which this technique can be employed for their commericial production.

Observe and Discuss

Observe and Discuss

Carefully observe the given diagram and answer the following questions. Mention any other two examples of such organs in humans.

Carefully observe the given diagram and answer the following questions. What type of organ is shown in the given diagram?

Carefully observe the given diagram and answer the following questions. Identify the part labelled as X.

Carefully observe the following figure: What is the significance of aerating tube and feeding funnel in this setup?

How has the sequencing of human genome opened new windows for treatment of various genetic disorders. Discuss amongst your classmates.

CHETANA PUBLICATION-HEREDITY AND VARIATION-EXAMPLE
  1. Find out the Genotypic ratio of the following : rryy

    Text Solution

    |

  2. Draw neat and labelled diagrams of the following: Structure of chromos...

    Text Solution

    |

  3. Draw neat and labelled diagrams of the following: Types of RNA

    Text Solution

    |

  4. How do specific traits or characteristics appear in organisms?

    Text Solution

    |

  5. Show the monohybrid cross between (RR) and (rr) and write the phenotyp...

    Text Solution

    |

  6. Why did the characteristic of the Rounded-Yellow seeds alone appear in...

    Text Solution

    |

  7. What are the effects of tobacco consumption?

    Text Solution

    |

  8. Is it right to avoid living with a person suffering from genetic disor...

    Text Solution

    |

  9. Why is it necessary for people to have their blood examined before mar...

    Text Solution

    |

  10. Do all boys and girls of your class look alike?

    Text Solution

    |

  11. Carefully observe your classmate's earlobes.

    Text Solution

    |

  12. Irrespective of all of us being humans, what difference do you notice ...

    Text Solution

    |

  13. All of you are in std. IX. Why then are some students tall and some sh...

    Text Solution

    |

  14. Complete the tree diagram below based on types of hereditary disorders...

    Text Solution

    |

  15. Explain Mendel's monohybrid progeny with the help of any one cross.

    Text Solution

    |

  16. Explain Mendel's dihybrid ratio with the help of any one cross.

    Text Solution

    |

  17. What is meant by chromosome? Explain its types.

    Text Solution

    |

  18. Describe the structure of DNA molecule.

    Text Solution

    |

  19. What is the use of DNA fingerprinting?

    Text Solution

    |

  20. Explain the structure, function and types of RNA.

    Text Solution

    |