Rice normally grows well in alluvial soil, but ______ is a rice variety produced by mutation breeding that grows well in saline soil.

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Rice normally grows well in alluvial soil, but Atomita – 2 rice is a rice variety produced by mutation breeding that grows well in saline soil.

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Methods of Plant Breeding for Crop Improvement

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Chapter 20 Breeding and Biotechnology
Evaluation | Q II. 5. | Page 297

Economically important crop plants with superior quality are raised by ______.

The process of producing an organism with more than two sets of chromosome is called mutation.

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

Golden rice is a hybrid.

Assertion: Hybrid is superior than either of its parentsReason: Hybrid vigour is lost upon inbreeding.

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

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

State the importance of biofertiliser.

Higher Order Thinking Skill (HOT)

Polyploids are characterised by gigantism. Justify your answer.

Higher Order Thinking Skill (HOT)

‘P’ is a gene required for the synthesis of vitamin A. It is integrated with genome of ‘Q’ to produce genetically modified plant ‘R’.