Semi-dwarf varieties were introduced in rice. This was made possible by the presence of dwarfing gene in rice. Name this dwarfing gene. - Science

Semi-dwarf varieties were introduced in rice. This was made possible by the presence of dwarfing gene in rice. Name this dwarfing gene.

One Line Answer

Dee-geo-woo-gen a dwarf variety from China.

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Methods of Plant Breeding for Crop Improvement

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Chapter 20: Breeding and Biotechnology - Evaluation [Page 298]

Chapter 20 Breeding and Biotechnology
Evaluation | Q VI. 2. | Page 298

In a hexaploid wheat( 2n = 6 x = 42 ) the haploid (n) and the basic(x) number of chromosomes respectively are ______.

______ is the chemical used for doubling the chromosomes.

Iron fortified rice variety determines the protein quality of the cultivated plant

Golden rice is a hybrid.

In vitro fertilisation means the fertilisation done inside the body.

Give the name of wheat variety having higher dietary fibre and protein.

State the importance of biofertiliser.

Name three improved characteristics of wheat that helped India to achieve high productivity

With a neat labelled diagram explain the techniques involved in gene cloning.

Higher Order Thinking Skill (HOT)

Polyploids are characterised by gigantism. Justify your answer.