TLS Online TPP Program
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TLS Online TPP Program
#Question id: 37995
#Plant Biotechnology
| List I (Method) | List II (Detail) |
| A. Colchicine-lanolin paste | 1. Anthers plated on supplemented medium for 1 week |
| B. Repeated axillary bud treatment | 2. Main axis decapitated to stimulate axillary buds |
| C. Anther Culture | 3. Cotton plugs applied for 14 days (e.g., Potato) |
TLS Online TPP Program
#Question id: 37996
#Plant Biotechnology
Which of the following conditions is crucial for "Post-treatment care" after applying colchicine to plants?
TLS Online TPP Program
#Question id: 37997
#Plant Biotechnology
For the "Plantlet treatment" method, what is the standard concentration and duration of colchicine exposure described?
TLS Online TPP Program
#Question id: 37998
#Plant Biotechnology
Statement I: Unpollinated ovaries are generally preferred over pollinated ones for the production of haploids via gynogenesis.
Statement II: In maize, diploidization issues during anther culture are often addressed by treating the crowns of 3–4 tiller stage plants with DMSO.
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TLS Online TPP Program
#Question id: 37999
#Plant Biotechnology
Statement I: For gynogenesis, complete ovule maturation is strictly necessary for successful induction.
Statement II: Unpollinated ovaries are generally preferred over pollinated ones for haploid production.
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TLS Online TPP Program
#Question id: 38000
#Plant Biotechnology
| List I (Factor) | List II (Effect/Detail) |
| A. Seasonal Effects | 1. Ovule callus induction in Gerbera is higher in autumn |
| B. Stage of Collection | 2. Flower buds excised 24–48 hours before anthesis |
| C. Physical Factors | 3. Cold treatment increases haploid callus frequency in Salvia sclarea |