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Tamilnadu Samacheer Kalvi 12th Biography Botany Choice Section 5 Bush Tissue Community
Concern 47. (?) ‘???????? ‘ ????? ????????? ????????? ?????. Answer: ????????; ???????????? ?????? ????? ??????????? ??????????? ???????? ???? ???????; ??????? ?????? ???????? ???? ????: ????????????? ??????? ????: ????????; ?????????? ?????????? ???? ?????????; ?????????? ????; ?????? ???????; ?????????? ????; ??????? ?????????? ?????????? ???? ????. – ?????
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Students normally Obtain Biography Botany Part 5 Bush Muscle Society Concerns and you may Solutions, Cards Pdf, Samacheer Kalvi twelfth Biography Botany Publication Solutions Publication Pdf makes it possible to to revise the whole Tamilnadu County Panel The new Syllabus and rating far more inations.
Samacheer Kalvi twelfth Biography Botany Bush Tissues People Text book Right back Questions and you can Responses
Matter step one. Totipotency refers to (a) ability to make naturally the same plant life (b) capability to build a complete bush regarding people plant telephone / explant (c) capability to build hybrid protoplasts (d) data recovery off match vegetation away from unhealthy plants Answer: (b) capacity to create a complete plant out-of one bush mobile / explant
Concern dos. Micro propagation pertains to (a) vegetative multiplication out of plant life by using small-bacteria (b) vegetative multiplication away from flowers that with brief explants (c) vegetative multiplication out-of flowers by using microspores (d) Non-vegetative multiplication off herbs that with microspores and you may megaspores Answer: (b) vegetative multiplication out of flowers by using short explants
(a) C Good D B (b) A c B D (c) B A D c (d) D B C A great Address: (a) C A beneficial D B
Concern cuatro. The time period for sterilization processes by using autoclave try ___________ moments and also the climate is ___________ (a) 10 in order to 30 minutes and 125° C (b) fifteen to 30 minutes and 121° C (c) fifteen to twenty moments and you may 125° C (d) 10 to help you twenty minutes and you may 121° C Address: (b) 15 so you’re able to 30 minutes and you can 121° C