Which Of The Following Is Considered A Modified Stem

April 21, 2024 Post a Comment

Which of the following is considered a modified stem

Statement 1: Potato, turmeric, garlic, ginger and sugarcane are the examples of modified stem.

What are the 4 modified stems?

Below are different types of modified stems.

Rhizomes. Rhizomes are underground stems that grow horizontally, with the function of storing nutrients and water.
Bulbs. Bulbs are modified short stems with many fleshy leaves. ...
Corms. Corms are underground stems that are vertical. ...
Cladodes.

Why is this considered a modified stem?

It conducts water, minerals, and food to other parts of the plant body through various systems. In some plants, the stem is modified to perform other functions such as storage of food, support, vegetative propagation, and protection. These are simply known as modified stems and can be categorized into various classes.

What are the 4 types of stems?

Decumbent: stems that lie flat on the ground and turn upwards at the ends. Fruticose: stems that grow shrublike with woody like habit. Herbaceous: non woody, they die at the end of the growing season. Internode: an interval between two successive nodes.

What are the 5 types of modified stems?

Modified stems can be categorized into three types: Underground – Rhizome, Bulb, Corm, Tuber. Subaerial – Runner, Sucker, Offsets, Stolon. ...

Underground Stem Modifications. As the name suggests, these are present underground.
Subaerial Stem Modifications. ...
Aerial Stem Modification.

What are the 3 types of modified leaves?

Tendrils. The leaves are modified into slender wiry and.
Spines. The leaves modified into a pointed structure and usually protect them from herbivores. ...
Phyllode. ...
Storage leaves. ...
Cotyledons. ...
Leaf bladders. ...
Leaf Pitcher.

What is a modified plant stem?

A rhizome is a modified stem that grows horizontally underground; it has nodes and internodes. Vertical shoots may arise from the buds on the rhizome of some plants, such as ginger and ferns. Corms are similar to rhizomes, except they are more rounded and fleshy (such as in gladiolus).

Which is not a modified stem?

Final answer: Corn is a fruit and not the modification of a stem.

What are the 3 types of stem plants?

Underground stem, Aerial stem, and subaerial stem are three different types of Stem.

What are the examples of stem?

Examples are celery, asparagus, kohlrabi, rhubarb and turmeric.

Why flower is a modified stem?

Flower is a modified shoot because it develops in the axils of bracts like axillary shoots. New buds also develop at node inside the axils of bracts of leaves.

What are examples of modified leaves?

Here are some examples:

Bracts. Leaves in some species are modified to have different colors and look like petals.
Spines. Spines are modified leaves used for protection against herbivores. ...
Reproductive leaves. ...
Tendrils. ...
Storage leaves.

Is potato modified stem?

Final answer: Potato is a modified stem.

Is a bulb a modified stem?

bulb, in botany, a modified stem that is the resting stage of certain seed plants, particularly perennial monocotyledons. A bulb consists of a relatively large, usually globe-shaped, underground bud with membraneous or fleshy overlapping leaves arising from a short stem.

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. Having a cluster of fleshy leaves, the onions look like a tunicate bulb. These are cultivated and used all round the world.

What are examples of modified roots?

These modified roots usually are swollen and assume different forms such as spindle shaped, e.g., radish; top shaped, e.g., beet, turnip; conelike, e.g., carrot; indefinite shape, e.g., sweet potatoes (Fig. 7.1). Dahlia, Asparagus, Portulaca are some other examples of plants with modified roots for food storage.

Is Cactus a modified stem?

The cactus stems are modified into phylloclades. A phylloclade is a flattened stem of several internodes functioning as a leaf in some xerophytic plants. They contain chlorophyll and carry out photosynthesis. On the surface of the phylloclade, clusters of spines are formed.

Is ginger an example of modified stem?

Ginger is a modified stem growing underground forming the structure called rhizome. It has nodes and internodes since it is a modified form of stem. It also has scaly leaves.

Is tendril a modified stem?

tendril, in botany, plant organ specialized to anchor and support vining stems. Tendrils may be modified leaves, leaflets, leaf tips, or leaf stipules; they may, however, be derived as modified stem branches (e.g., grapes).