Question:
??inged petiole??is found in
??inged petiole??is found in
Updated On: Aug 1, 2022
- Citrussp
- Calotropis
- Acacia
- radish
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The Correct Option is A
Solution and Explanation
Petiole or leaf stalk is cylindrical or subcylindrical structure which lifts the lamina above the level of stem. The petiole is winged (expanded) in Citrus and sweet pea.
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Top Questions on The Leaf
- Given below are two statements:
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Statement II: In a dicotyledonous leaf, the adaxially placed palisade parenchyma is made up of elongated cells, which are arranged vertically and parallel to each other.
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Notes on The Leaf
Concepts Used:
Leaf
A primary function of the leaf is to provide nourishment for a plant. Leaves get this by extracting water from the earth and carbon dioxide from the air with the help of sunshine.
Parts of a leaf
Following are the parts of a leaf:
- The top part of the leaf is the apex or tip that can be round, pointed, and smooth.
- On most leaves, the lamina, or leaf blade, is the broadest part of the leaf.
- A petiole is a leaf that links to the plant stem.
- Stipules, which are little green addendums near the base of the petiole, can also be seen on leaves.
- Most leaves have a midrib that branches out to initiate vascular tissue veins on the sides.
- Margin refers to the leaf's outer border, which varies depending on the plant type.
- At the bottom of the blade, the base is found; it can be flat, heart-shaped, and round.