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प्रश्न
Justify the following statements on the basis of external features
Flower is a modified shoot
उत्तर
Flower is the reproductive part of the angiospermic plant and it is defined as the modified shoot because
(a) like shoot, flower develops from an axillary or rarely terminal bud.
(b) flowers may get modified into fleshy buds or bulbils,
(c) A transition from foliage leaves to floral leaves is found in Paeonia.
(d) Nymphaea shows transition from sepals to petals and petals to stamens,
(e) In Passiflora and Cleome long intemodes occur below gynoecium and stamens.
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संबंधित प्रश्न
Justify the following statements on the basis of external features
Underground parts of a plant are not always roots
Differentiate between Fibrous root and adventitious root
Roots are
Draw and label the parts of regions of root.
How root climbers differ from stem climbers?
Which part or zone of root is not correctly matched with its function?
Root formed from prolongation of the radicle is ______.
Rearrange the following zones as seen in the root in vertical section and choose the correct option.
- Root hair zone
- Zone of meristems
- Rootcap zone
- Zone of maturation
- Zone of elongation
Roots developed from parts of the plant other than radicle are called ______.
In swampy areas like the Sunderbans in West Bengal, plants bear special kind of roots called ______.
Name the body part modified for food storage in the following:
Sweet potato ______.
Name the body part modified for food storage in the following:
Radish ______.
Name the body part modified for food storage in the following:
Dahlia ______.
Give two examples of roots that develop from different parts of the angiospermic plant other than the radicle.
The essential functions of roots are anchorage and absorption of water and minerals in the terrestrial plant. What functions are associated with the roots of aquatic plants. How are roots of aquatic plants and terrestrial plants different?
Rhizome of ginger is like the roots of other plants that grows underground. Despite this fact ginger is a stem and not a root. Justify.
