Microbes and Food Production
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Questions and Answers

Which of the following is true about hybrids plants developed by plant breeding?

  • They are weaker than the parent plants
  • They are like the parent plants
  • They are mutants
  • They are superior than the parent plants (correct)

    • How is emasculation achieved in plant breeding?

  • Removal of petals and sepals
  • Removal of stigma
  • Removal of entire organisms
  • Removal of anther (correct)

    • Why are haploids important in crop improvement programs?

  • They grow better under adverse conditions
  • They require only about half the amount of chemical fertilizers compared to diploids
  • They are useful in studies for meiosis
  • They give homozygous lines following diploidization (correct)

    • Which crops were involved in the intergeneric hybridization to develop triticale?

    <p>Wheat and Aegilops</p> Signup and view all the answers

    What is the purpose of diploidization in crop improvement programs?

    <p>To obtain homozygous lines</p> Signup and view all the answers

    Which of the following is true about hybrids plants developed by plant breeding?

    <p>They are like the parent plants</p> Signup and view all the answers

    What is the purpose of haploids in crop improvement programs?

    <p>They give homozygous lines following diploidization</p> Signup and view all the answers

    Which crops were involved in the intergeneric hybridization to develop triticale?

    <p>Wheat and Aegilops</p> Signup and view all the answers

    What is the first step a breeder would take to evolve a disease resistant strain?

    <p>Selection of parents</p> Signup and view all the answers

    How is emasculation achieved in plant breeding?

    <p>Removal of anther</p> Signup and view all the answers

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