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प्रश्न
Students were on an excursion to a botanical garden. They noted the following observation. Will you be able to help them in understanding those condition?
While having lunch onion slices were served to them. Teacher asked which part of the plant are you eating?
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उत्तर
- The edible part of an onion is fleshy leaves.
- Onion is a bulb, in which stem is highly reduced, discoid and possesses adventitious roots at the base.
- This stem bears a whorl of fleshy leaves which store food material.
- The scale leaves or fleshy leaves are arranged in concentric manner over the stem. Some outer scale leaves become thin and dry. Thus, it is also called as tunicated or layered bulb.
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संबंधित प्रश्न
Answer the following question.
Teacher described Hibiscus as solitary Cyme. What it means?
Write a short note on leaf venation.
Write a short note on Cymose inflorescence.
Write a short note on Perianth.
Write a short note on axile placentation.
Students were on an excursion to a botanical garden. They noted the following observation. Will you be able to help them in understanding those condition?
Many oblique roots were given out from the lower nodes, apparently for extra support.
Students were on the excursion to a botanical garden. They noted following observation. Will you be able to help them in understanding those condition?
Students observed large leaves of coconut and small leaves of Mimosa. Teacher asked it what way they are similar?
Match the following.
| 'Group A' | 'Group B' |
|
1. |
A. Marginal |
2.  |
B. Basal |
3.  |
C. Axile |
4.  |
D. Free central |
5.  |
E. Parietal |
Differentiate with diagrammatic representation Reticulate and parallel venation
Differentiate with a diagrammatic representation Tap root and Adventitious roots.
