\ Is there a word perennation? - Dish De

Is there a word perennation?

This is a question our experts keep getting from time to time. Now, we have got the complete detailed explanation and answer for everyone, who is interested!

In botany, perennation is the ability of organisms, particularly plants, to survive from one germinating season to another, especially under unfavourable conditions such as drought or winter.

What does Perennation mean?

The process of living through a number of years (as a perennial plant).The ability to survive past the four seasons of a year, usually where there is reduced activity in the organism over the colder months.perennation. survival of a plant for a number of years. To live over from season to season.

What is Perennation Class 11?

Perennation: It is the ability of an organism, mainly plants, to stay alive from one germinating season to the other. … And also it develops into one or more new plants in the subsequent year. Commonly seen forms of perennating organs are storage organs examples include tubers, rhizomes and corm, and the buds.

Is Bulbil a Perennating organ?

An underground organ comprising a short disk-like stem, bearing fleshy scale leaves, buds and surrounded by protective scale leaves; it acts as a perennating organ and is a means of vegetative reproduction.

Which is not a stem modification?

The tendrils of cucumber are the modification of stem. Thus, the correct answer is option A. i.e., Pitcher of Nepenthes.

What is the meaning of the word PERENNATION?

37 related questions found

Which stem act as an organ of perennation?

Swollen tubers and rhizomes are the main storage organs that are used by the plants to perennate and store food. Complete answer: -Turmeric’s stem is known as “Rhizome”. They are modified stems that grow parallel to the ground and shoots and roots grow out with the help of nodes perpendicularly.

What is leaf axil?

The leaf axil is the point on the main stem where the buds or shoots develop. At every leaf axil there is a primary bud and a latent bud; the primary bud grows out to become the main fruiting shoot for the season.

How is stem modified?

Modified stems that grow horizontally underground are either rhizomes, from which vertical shoots grow, or fleshier, food-storing corms. … Aerial modifications of stems include tendrils, thorns, bulbils, and cladodes..

What is a leaf tendril How does it help the plant?

In botany, a tendril is a specialized stem, leaves or petiole with a threadlike shape that is used by climbing plants for support, attachment and cellular invasion by parasitic plants, generally by twining around suitable hosts found by touch. They do not have a lamina or blade, but they can photosynthesize.

How do you pronounce Opuntia?

  1. Phonetic spelling of opuntia. Opun-tia. op-un-ti-a. Op-un-tia.
  2. Meanings for opuntia.
  3. Synonyms for opuntia. genus Opuntia. cactus. opuntias. caryophylloid dicot genus.
  4. Examples of in a sentence.
  5. Translations of opuntia. Korean : 백년초 Russian : опунция Chinese : 仙人掌

Which type of stem modification is seen in pineapple?

Sucker – Sucker arises from the underground portion of the stem, it grows horizontally under the soil and then comes above the ground. It develops adventitious roots and shoots with leaves and forms a new plant. Examples: Chrysanthemum, banana, pineapple.

What are adventitious buds?

noun, plural: adventitious buds. (botany) The bud occurring elsewhere on the plant (such as on trunks, roots, or leaves) except from the leaf axils, stem tips and plant apices.

What do you mean by rhizomes?

Rhizome, also called creeping rootstalk, horizontal underground plant stem capable of producing the shoot and root systems of a new plant. Rhizomes are used to store starches and proteins and enable plants to perennate (survive an annual unfavourable season) underground.

Is banana a modified stem?

Note: The original stem type of the banana plant is the rhizome which gives rise to a modified part called sucker. Rhizome is a type of modified stem but in this case, it acts as the true stem of the plant and the sucker acts like the modified stem of the plant.

Why potato is a modified stem?

It is actually a modified stem usually called tuber. As the tubers grow underground, they are connected by small stem sections called stolons. Besides, there are small notches or pits present in potatoes from which new potato buds can grow. … Hence, potatoes are called modified stem because of (B) Tuber.

Is Sweet Potato a modified stem?

Complete answer:

Adventitious roots- The roots of the plant like sweet potato are modified to store food and water. It is known as a root tuber. The roots of sweet potato grow from any other part of the plant. Stem- In potato, the stem is modified as a stem tuber for food storage.

What is petiole function?

A petiole attaches the leaf to the stem and contains vascular tissue that provides a connection from the stem to permit sap to enter the leaf and the products of photosynthesis (carbohydrates) to be transported from the leaf to the rest of the plant.

Where is the apical bud?

(botany) The bud located at the top of the plant. Buds may be classified and described according to their different positions in a plant: terminal bud.

What is leaf base?

The leaf base is the slightly expanded area where the leaf attaches to the stem. … petiole, when present, and the leaf base become thickened, and often the latter expands laterally and fully or partially encloses the stem.

Is maize a stilt root?

The stems of maize and sugarcane have supporting roots coming out of the lower nodes of the stem. These are called stilt roots.

Is turmeric an underground stem?

Turmeric cannot be depicted as a root crop as the economic important parts are modified underground stems called tubers and rhizomes and not roots. Turmeric is an herbaceous perennial.

Is Cucumber underground stem?

Rhizomes are main underground stems. They are non-green, store food and take part in perennation. They have buds for formation of new aerial shoots during favourable conditions, e.g., ginger, turmeric, etc. Stem tendrils of cucumber are modified aerial stems.

Which is not a root modification?

Detailed Solution. The correct answer is Potato. Roots are modified in some plants for storing reserve food materials. These modified roots usually are swollen and assume different forms such as spindle-shaped, e.g., radish; top-shaped, e.g., beet, turnip; cone-like, e.g., carrot; indefinite shape, e.g., sweet potatoes …

Is Bulbil a stem modification?

A. Aerial stem structures that undergo modifications to perform these special functions include tendrils, thorns, hooks, phylloclade, tuberous stems, and bulbils. … Step by step answer:When the axillary bud becomes fleshy and rounded due to storage of food, it is called bulbil.