Competitive Exams: Revision Terminology Part 18

Get top class preparation for competitive exams right from your home: get questions, notes, tests, video lectures and more- for all subjects of your exam.

  • Petroleum plants
  • Euphorbiaceous
  • Hevea rubber
  • E. abyssinica (Rubber plant)
  • E. tirucalli (sehund)
  • Compositae
  • Guayale
  • Russion dandelion
  • Ascelepiadaceae
  • Aak
  • Milkweed
  • Leguminosae
  • Capifera langsdorfci
  • C. Multijuga
  • Hardwickia pinata
  • Dipterocarpaceae – Gijon
  • Myristicaceae – Dialynthera ofaba
  • Pittosporaccae- pittosporum resiniferus.
  • Coconut
  • Heater – liq. Endosperm
  • Solid endosperm eat
  • Fibrous husk = coo ⇾ roper
  • Sugary sap – inflorescence
  • Stem – construction
  • Leaves – thatching
  • Midrib of pinnae – brooms
  • Coconut shells – receptacles to collect rubber.
  • Cheapest N2 fertilizer = Urea
  • Nuclear genetic material of one parent is eliminate though cytoplasm from both are retain
  • Nuclear fusion product = Cybrid = Cytoplasmic hybrid = Heteroplast.
  • Fusion male sterility, resistance to drays
  • Steps for plant Introduction
  • Procurement of germplasm plant protection Cataloguing Evaluation Acclimatization Multiplication Distribution
  • Mass selection – not need Sc. Knowledge & control of pollination
  • Bread wheat = Hexaploid
  • Rice = diploid
  • Maize = tetraploid
  • Sugarcane = aneuploidy
  • Sugarbeet = triploid
  • Apple/pear = triploid
  • Pure line = progeny by self-fertilization of single homozygous plant.
  • Heterosis (Hybrid Vigour) Lost due to inbreeding & recovered due to crossing inbreeds.
  • Sharbati sonara from Sonora – 64 by mutation breeding using X- rays.
  • Se-midway variety – lodging resistant, fertilizer, responsive, high yielding
  • Sonika - insensitive to photoperiods – no grain dormancy – shorter cycle.
  • Raphanobrassica (Radish X Cabbage) ⇾ Karpechenko
  • Protoplast induced to fuse by PEG (polyethylene glycol) Perturbation of ionic composition or electro fusion.

Developed by: