1. Tardigrade
  2. Question
  3. Biology
  4. How many statements are incorrect? (i) Bt in Bt-cotton indicates Bacillus thuringiensis bacteria from which cry gene is taken. (ii) Golden rice is a biofortified rice i.e. vitamin A enriched rice. (iii) The transgenic Brassica napus seeds are used to produce statins. (iv) Transgenic tobacco is developed to be resistant against Meloidegyne incognita by RNAi technology.

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Q. How many statements are incorrect?
(i) "Bt" in "Bt-cotton" indicates Bacillus thuringiensis bacteria from which cry gene is taken.
(ii) Golden rice is a biofortified rice i.e. vitamin A enriched rice.
(iii) The transgenic Brassica napus seeds are used to produce statins.
(iv) Transgenic tobacco is developed to be resistant against Meloidegyne incognita by RNAi technology.

NTA AbhyasNTA Abhyas 2020Biotechnology and its Applications

Solution:

'Bt' in 'Bt cotton' doesn't indicate that is a genetically modified crop produced through biotechnology. Bt in Bt cotton stands for Bacillus thuringiensis.