a)
Phyllode is the modification of petiole found in
a) Opuntia
b) Acacia auriculiformis
c) Acacia arabica d)Agave
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Answer:
c. acacia arabia is the right answer
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Phyllode is the modification of petiole found in Acacia auriculiformis.
Option (b).
Explanation:
- Phyllode is actually a modified leaf stem or petioles.
- In some plants, these are flattened and widened.
- It is green in colour and can carry out the process of photosynthesis.
- It helps in reducing the rate of transpiration that is the removal of water from the plant in Xerophytic plants like acacia auriculiformis.
- So, Phyllode serves the purpose of the leaf.
- The phyllodes of Acacia auriculiformis grow alternately on the stem.
- phyllodes are accepted in the genus Acacia.
- This plant phyllode is 15-20 cm long and 3-5 cm wide.
- It contains parallel and arching veins.
Learn more about phyllode
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