I: | develop at the node, bear buds in their axil that later develop into a branches. |
II: | originate from shoot apical meristems and are arranged in an acropetal order. |
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1. | Stipules | Small leaf like structure, generally two in number, that are sometimes present at the leaf base |
2. | Pulvinus | Leaf base in monocotyledons expanded into a sheath covering the stem partially or wholly |
3. | Petiole | A stalk that connects the blade with the leaf base |
4. | Leaf blade | Also called as lamina and is the green expanded part of the leaf with veins and veinlets |
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What types of leaves are respectively shown in the given picture?
1. | Palmate and Pinnate | 2. | Pinnate and Palmate |
3. | Pentapinnate and Heptapinnate | 4. | Heptapinnate and Pentapinnate |
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Column I | Column II | ||
A. | Simple leaf | P. | Lamina is entire or when incised, the incisions do not touch the midribs |
B. | Pinnately compound leaf | Q. | The leaflets are attached at a common point, i.e., at the tip of petiole |
C. | Palmately compound leaf | R. | A number of leaflets are present on a common axis, the rachis |
A | B | C | |
1. | P | Q | R |
2. | P | R | Q |
3. | R | Q | P |
4. | Q | P | R |
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