Question:
In which of the following plants, leaf apex changes into tendril?
In which of the following plants, leaf apex changes into tendril?
Updated On: Jul 28, 2022
- Gloriosa
- smilax
- Pisum sativum
- Australian Acacia
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The Correct Option is A
Solution and Explanation
In wild pea (Lathyrus aphacd), whole leaf is transformed into tendril. In Pisum sativum, terminal leaflet, while in Gloriosa, leaf apex is transformed into tendril.
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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.