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Grade 12th passBotany

Root shows negative geotropism in
  1. Pothos
  2. Ficus
  3. Acanthorhiza
  4. Sonneratia

Profile image of raghav
11 Years agoGrade 12th pass
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1 Answer

Profile image of Gaurav
11 Years ago
Hello Student
Correct answer is 4. Sonneratia
Sonneratia or Mangrove plants have Pneumatophores (specially modified roots) means lateral roots that grows upward for varying distaces and function is the exchange of gases.
These Pneumatophores are due to negative geotropism of plant.