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Tamil Nadu Board of Secondary EducationHSC Science Class 12

What are the different types of hybridization? - Botany

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Question

What are the different types of hybridization?

Answer in Brief

Solution

Types of Hybridization
According to the relationship between plants, hybridization is divided into.

  1. Intravarietal hybridization – The cross between the plants of the same variety. Such crosses are useful only in self-pollinated crops.
  2. Intervarietal hybridization – The cross between the plants belonging to two different varieties of the same species and is also known as intraspecific hybridization. This technique has been the basis of improving self-pollinated as well as cross-pollinated crops.
  3. Interspecific hybridization – The cross between the plants belonging to different species belonging to the same genus is also called intragenic hybridization. It is commonly used for transferring the genes of disease, insect, pest, and drought resistance from one species to another.
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Conventional Plant Breeding Methods
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Chapter 9: Plant Breeding - Evaluation [Page 182]

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Samacheer Kalvi Biology (Botany) [English] Class 12 TN Board
Chapter 9 Plant Breeding
Evaluation | Q 21 | Page 182
Samacheer Kalvi Botany [English] Class 12 TN Board
Chapter 9 Plant Breeding
Evaluation | Q 23 | Page 228
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