Quick Answer: What Is The Function Of Modified Stem?

Why potato is called modified stem?

Potatoes are called as modified stems because it possess many qualification which is of stem .

Poutatoes are underground stem .

and usually called as tubers .

They are called as modified stem because as it has scaly leaves, it has nodes, internodes, buds and adventitious roots..

Why do plants have modified stems?

In some plants the stems are modified to perform the function of storage of food, support, protection and vegetative propagation.

What is the meaning of modified stem?

A modified stem is an organ that stores food, which the plant can then use to survive its dormancy period. … The stem is modified from the normal in that it may not necessarily be above ground, it often grows more or less horizontally, and it usually acts as a food storage organ.

What are the functions of stem?

Their main function is to provide support to the plant, holding leaves, flowers, and buds; in some cases, stems also store food for the plant. A stem may be unbranched, like that of a palm tree, or it may be highly branched, like that of a magnolia tree.

What are the 5 types of 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:More items…

Is a bract a modified stem?

Bracts are modified leaves at the base of flowers or flower stalks. Some are highly‐colored and resemble petals (e.g. the red “petals” of poinsettia are bracts surrounding the small, yellow flowers).

What are examples of modified roots?

1: Storage roots: Many vegetables, such as carrots and beets, are modified roots that store food and water. Other examples of modified roots are aerating roots and haustorial roots.

What are examples of modified leaves?

Modifications of Leaves (Explained With Diagram)Storage Leaves: Some plants of xerophytic habitats and members of the family Crassulaceae generally have highly thickened and succulent leaves with water storage tissue. … Leaf Tendrils: … Leaf-spines: … Scale-leaves: … Leaflet Hooks: … Leaf Roots: … Phyllode: … Insect Catching Leaves:

Is garlic a modified stem?

Answer: Stem of Garlic is modified to remain Underground. So the Fleshy White portion of Garlic are actually Leaves arising from Reduced Stem which are also Modified one. So, Garlic as such is a Compound Tunicated Bulb.

What are the major parts of a root system?

Parts of a root include the primary root, lateral roots, the apical meristem, a root cap, and root hairs.

What is modified stem what is its function?

Stem modifications, either aboveground, underground, or aerial, enable plants to survive in particular habitats and environments.

Is Onion a modified stem?

Onion is a modified stem. And so as with the garlic. This modification comes under Underground stem modification. … The bulb of the onioncontains both a modified stem, in the center, but most of what we eat are layers that are modified underground leaves.

Which stem we can eat?

Humans most commonly eat the seeds (e.g. maize, wheat), fruit (e.g. tomato, avocado, banana), flowers (e.g. broccoli), leaves (e.g. lettuce, spinach, and cabbage), roots (e.g. carrots, beets), and stems (e.g. asparagus, ginger) of many plants.

What are the 4 functions of the stem?

Stems have four main functions which are:Support for and the elevation of leaves, flowers and fruits. … Transport of fluids between the roots and the shoots in the xylem and phloem(see below)Storage of nutrients.Production of new living tissue.

What are the 3 functions of leaves?

CONTENTSPhotosynthesis.Transpiration.Guttation.Storage.Defense.

Is Carrot a modified stem?

Carrot – A modified tap root.

Are potatoes modified stems?

The potato is an example. It is a stem because it has many nodes called eyes with spaces between eyes known as internodes. Potato tubers develop at the end of swollen underground stem structures, rhizomes. … Although the common potato is a stem, the sweet potato is a modified root!

What are the 3 functions of stems?

The primary functions of the stem are to support the leaves; to conduct water and minerals to the leaves, where they can be converted into usable products by photosynthesis; and to transport these products from the leaves to other parts of the plant, including the roots.

Is turmeric a root or stem?

Turmeric, (Curcuma longa), perennial herbaceous plant of the ginger family (Zingiberaceae), the tuberous rhizomes, or underground stems, of which have been used from antiquity as a condiment, a textile dye, and medically as an aromatic stimulant.

Is Sugarcane a modified stem?

The different parts of plants which are capable of undergoing vegetative propagation includes stem, root, leaf, buds. … The common thing in the vegetative propagation of the modified stems of potato, ginger and sugarcane is that they all of buds in their nodes that give rise to new plant.

Is banana a modified stem?

The fruit itself is actually a giant berry, and what is often thought of as the trunk of the tree is just a large modified stem. Bananas are perennial plants, meaning they grow and produce flowers multiple times over a period of years.