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In ______ , stem trails for some distance and then tend to rise at its apex.

Option: 1

Trailers 


Option: 2

Procumbent 


Option: 3

Deccumbent 


Option: 4

Liana 


Answers (1)

As we have learned

Types of weak aerial stems -

  • Creepers - Creep on earth and roots arise on the nodes. Eg - Grasses, strawberry.
  • Trailers - Stem creeps on the ground but the roots do not arise at the nodes.
  • Prostrate or Procumbent - When the stem trails on the ground & lie prostrate. Eg - Oxalis, Evolvulus
  • Deccumbent - Stem trails for some distance & then tend to rise at its apex. Eg - Tridax, Portulaca
  • Diffuse - When the branches of the stem are spread out in all directions on the ground. Eg - Euphorbia, Boerhaavia
  • Liana (Stem Climber) - They twin themselves around tall trees to secure sunlight. Eg - Hiptage, Bauhinia

Climbers - Plants have organs to climb the object

               - Rootlet Climber - Betel

               - Hook Climber - Bougainvillea

               - Tendril Climber - Wild Pea

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Posted by

Ramraj Saini

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