Which of the following is an example of a modified stem in plants?
Which of the following is an example of a modified stem in plants?
The correct answer is Potato. In potato, the underground portion is a modified stem in that it stores reserve food and has all characters of stem i.e. roots and shoots appear from it and it has buds (eyes) also. Potato is a tuber (that part carry out photosynthesis- the green color part seen in young potato).
How many types of modified stems are there?
three types
Modified stems can be categorized into three types: Underground – Rhizome, Bulb, Corm, Tuber. Subaerial – Runner, Sucker, Offsets, Stolon.
What are examples of modified leaves?
| Modification | Definition | Example |
|---|---|---|
| 4) Storage leaves | Leaves become fleshy due to storage of water and food material. | Aloe |
| 5) Cotyledons | The mature embryo shows either one or two cotyledons. | Angiosperms and gymnosperms |
| 6) Leaf bladders | Some of the leaves of aquatic plants modified into leaf bladders to trap small insects. | Utricularia |
What are the five modified stems?
Some underground modified stems are as:
- Rhizome: It is fleshy, non-green underground stem.
- Bulb: ADVERTISEMENTS:
- Corm: It is a condensed form of rhizome growing in vertical direction.
- Tuber: ADVERTISEMENTS:
- Runner:
- Sucker:
- Stolon:
- Offset:
Is Onion a modified stem?
The onion bulb is a modified stem because it consists of large numbers of fleshy scales leaves. At the base of the onion the root appears as a thread like structure.
Is garlic a modified stem?
Garlic is a modified, underground stem, which is known as a bulb. Garlic is much similar to onions. Stay tuned to BYJU’S to learn similar questions and important points related to roots and root system.
Is Onion a modified leaf?
The correct answer is Stem. Onion has a modified form of stem called a bulb, or more specifically a tunic-ate bulb. In this type of modified stems, the stem is enclosed by a covering of leaves and it is underground.
Is Cabbage a modified leaf?
Cabbage, comprising several cultivars of Brassica oleracea, is a leafy green, red (purple), or white (pale green) biennial plant grown as an annual vegetable crop for its dense-leaved heads. It is descended from the wild cabbage (B. oleracea var….
| Cabbage | |
|---|---|
| Cultivar group members | White cabbage Red cabbage Savoy cabbage |
What are the 4 kinds of modified stems?
Terms in this set (5)
- Rhizomes. A horizontal shoot that grows just below the surface.
- Bulbs. Vertical underground shoots consisting mostly of enlarged bases of leaves that store food.(eg:onion)
- Stolons. Horizontal shoots that grow along the surface.
- Tubers.
- Relationship.
Is a carrot a modified stem?
Carrot is a root modification and potato is a stem modification. Both have become swollen to perform the function of storage of food. Internal structure of carrot resembles a typical root of dicots. Structure of potato tuber resembles that of a dicot stem.
Is maize a modified stem?
These are modified based on the requirement of the plant into prop roots, stilt roots, nodulose roots, climbing roots, etc. Maize and sugarcane show the presence of stilt roots. The lower nodes of maize and sugarcane stem elongate to form adventitious root fibers that are called stilt roots.
Is Onion modified stem?
What are examples of underground stems?
Many plants have underground modified stems that may be mistaken for roots. Examples of underground stems include corms, such as taro (left); rhizomes, such as ginger (center); and tubers, such as potatoes (right).
What are examples of stems?
Examples of food-storing stems include such specialized forms as tubers, rhizomes, and corms and the woody stems of trees and shrubs. Water storage is developed to a high degree in the stems of cacti, and all green stems are capable of photosynthesis.
What is the modified stem of a plant?
This plant’s stems have been modified over time. The thorns on the stems represent a modification. A modified stem of a plant is a transformed or specialized stem that usually performs and carries out a function different than a normal stem. Some modified stems are underground while other are above ground.
What are the different types of plant stems?
Some different types of plant stems include herbaceous, ligneous, climbing, tubers, woody and aerial. Some specialized stems include buds, thorns and prickles.
