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Principles of Ecology. — BIO BOTANY STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12BIO BOTANYPrinciples of Ecology.3 Marks
Question
Point out the Anatomical adaptations exhibited by the Halophytes.
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Answer

Anatomical adaptations:
  1. Epidermal cells of stem is heavily cutinized, almost squarish and are filled with oil and tannins.
  2. Star’ shaped sclereids and ‘H’ shaped heavy thickened spicules that provide mechanical strength to cortex are present in the stem.
  3. The leaves may be dorsiventral or isobilateral with salt secreting glands.

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