The modified coiled and wiry structure that provides support to plants such as sweet pea is called the tendril. Tendrils are aerial stem modifications. They may be branched or unbranched.
What is the modification of pea?
Tendrils of pea is a modification of the stem. Tendrils of pea is a modification of the stem.
Are in sweet pea modified in to the tendrils?
Thus, the correct answer is ‘Leaflets.
Is sweet pea a leaf tendril?
So in so many plants, various parts are modified into tendrils, which include the leaf, upper leaflets, terminal bud, and petiole or stipules. So as from the above explanation, in the sweet pea, they are formed from the leaflets, so the answer is leaflets. So, Correct option is B. leaflets.
Which part of the plant is modified into tendrils in pea?
So the correct option is ‘Terminal leaflet of compound leaf‘
Is a pea tendril a modified stem?
Tendrils are modified stem, leaf or petioles. There are two kinds of tendrils. Stem tendrils ( grapes) are shoots that grown out of the stem. Leaf tendrils (peas) are actually modified leaves that emerge from a leaf node.In pea plants it is only the terminal leaflets that are modified to become tendrils.
What type of Placentation is seen in sweet pea?
marginal
Placentation is marginal in sweet peas. The placenta forms a ridge on which ovules are borne in two rows.
What is tendril explain its uses to the plant?
In botany, a tendril is a specialized stem, leaf or petiole with a threadlike shape used by climbing plants for support and attachment, as well as cellular invasion by parasitic plants such as Cuscuta.
Why are leaves of few plants modified into tendrils give examples?
Answer. The leaves of few plants like cacti are modified to tendrils to: 1) reduce water loss. 2) protect themselves from animals and birds.
What are the types of tendrils?
There are two types of tendrils such as stem tendrils, and leaf tendrils.
Is sweet pea a climber?
Sweet peas is a vine that can grow up to 8 ft tall in good soil. Its height lends itself to provide a backdrop for a herbaceous border. It produces one of the best cut flowers and can be grown as a temporary hedge or a screen of a small garden. If grown in pots, sweet peas should be allowed to grow on a trellis.
Why does a pea have tendrils?
Tendrils are contact-sensitive, filamentous organs that permit climbing plants to tether to their taller neighbors. Tendrilled legume species are grown as field crops, where the tendrils contribute to the physical support of the crop prior to harvest.
Why is it called a sweet pea?
What Does Sweet Pea Mean? Sweet pea is a native of the China family of Pulses. The two words in the flower’s scientific name, “Lathyrus odoratus,” mean “fragrant” and also “very attractive.” That meaning makes a lot of sense!
Why is tendril of pea called modified leaves?
The leaf tendrils in peas are modified terminal leaves which arise from leaf nodes. The growth of such structure due to rapid cell division in the cells present in tendrils that are away and in need of support.
Which portion of the leaf is modified in pea?
Leaf tendrils (peas) are actually modified leaves that emerge from a leaf node.In pea plants it is only the terminal leaflets that are modified to become tendrils.
How are leaves modified in a cactus plant?
Spines are also modified leaves. In cacti, spines are wholly transformed leaves that protect the plant from herbivores, radiate heat from the stem during the day, and collect and drip condensed water vapour during the cooler night.
What type of stem does a pea plant have?
The pea plant is a hardy leafy annual with hollow trailing or climbing stems that reach up to 1.8 metres (6 feet) in length. The stems feature terminal tendrils that facilitate climbing and bear compound leaves with three pairs of leaflets.
How is stem modified?
Subaerial Stem Modifications
The stem is used for faster propagation. 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.
In which of the following stem branches are modified into tendrils?
So the correct answer is ‘Cucurbita‘.
What type of placentation is seen in Sweet Pea free central marginal basal Axile?
So, the correct answer is ‘Marginal‘.
What do you mean by placentation?
Definition of placentation
1 : the arrangement of placentas and ovules in a plant ovary. 2a : the development of the placenta and attachment of the fetus to the uterus during pregnancy. b : the morphological type of a placenta.
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