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What are 'Ranjit Sub-1' and 'Bahadur Sub-1'?1. Two Fighter Jets2. Two Submarines3. Two new varieties of paddy4. Two new varieties of wheat 

Answer» Correct Answer - Option 3 : Two new varieties of paddy

The correct answer is Two new varieties of paddy.

  • Farmers from Assam have cultivated new flood-resistant paddy varieties.
  • The varieties called Ranjit Sub1, Swarna Sub1 and Bahadur Sub1 have been used in the West Brahmaputra area.

  • Phenotypic screening during Kharif 2015 and evaluation of Sub1 introgressed lines in Ranjit and Bahadur for submergence tolerance was done with the 35 genotypes.
  • Out of 35 genotypes, 32 were Sub1 introgressed BC2F3 lines (24 BC2F3 lines of the cross -Ranjit x Swarna-Sub1and 8 BC2F3 lines of the cross -Bahadur x Swarna-Sub1) with three parents i.e. Ranjit, Bahadur, and Swarna-Sub1.
  • The phenotypic screening of genotypes showed that all Sub1 introgressed lines had significantly higher survival rates as compared with the original recipient parents whereas less change in plant height was observed.


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