leaves are modified into spines in

Scale leaves: In some plants, like onion and ginger, thin and dry or thick and fleshy scale leaves are present.Their function is to protect buds. See Answer. Each leaf has a very different shape and function, yet all are homologous structures, derived from a common ancestral form.The pitcher plant and Venus' flytrap use leaves to trap and digest insects. Leaves of cactus plants are modified into spines to reduce loss of water through transpiration. Check Answer and Solu answered by Afreen Ibrahim. Different part of a leaf or entire leaf may be modified in to spines. ShelchavCactus spines are actually modified leaves. because of the spines transpiration occurs less . Want to see the step-by-step answer? * See Answer *Response times vary by subject and question complexity. Want to see this answer and more? These questions will build your knowledge and your own create quiz will build yours and others people knowledge. e.g., In Opuntia leaves of axillary branches are modified into spines. In prickly poppy, leaves bear spines on the margin. Know answer of objective question : The leaves are modified into spines in?. No, the cactus performs this through stems as the leaves are modified into spines. Give biological reasons for the following statements : In some xerophytes leaves are modified into spines - Biology. For example in They give protection to the plants from herbivores. Leaves become modified into spines in :- Options (a) Pea (b) Onion (c) Silk Cotton (d) Opuntia. The leaves in a cactus plant are modified into spines to prevent the loss of water. Stipules and Stipular Spines. Like sharp-pointed daggers, they are a hazard when climbing into date palms to pick the fruit. Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!
Reason :-In xerophytic areas rate of transpiration is high , so plants develop various adaptions to minimize transpiration. 0 votes . In the following photos of plants, the leaves are quite different from the "normal" leaves we envision. Bud Scales-are tough, overlapping, waterproof leaves that protect buds from frost, desiccation, and pathogens. asked in Morphology of Flowering Plants by Lifeeasy Biology. Stipular Spines: Stipules can become modified into spiines for defense. Spines-leaves modified for protection. Note the sharp spines on the cactus above. Cacti are xerophytes which have to survive in dry conditions. Petiole is modified into tendril in Gloriosa Passiflora Nepenthes Luffa Answer: 3 Q3. Check out a sample Q&A here. Zizyphus . CONTINUE READING BELOW. Modified Leaves. Leaves are modified into spines : Opuntia Stem has sharp thorns : _____ Login. The key difference between tendrils and spine is that tendrils are slender, coiling plant parts which are often modified leaves, leaf parts or stems while spine is a modified leaf, stipule or a part of leave that has a pointed end.. Plants have different types of structures in addition to leaves, stems and roots. answer comment .. 1 Answer. Remember. Text Solution. Succulent leaves not only retain lots of moisture but also have a lower surface to volume ratio. Other articles where Spine is discussed: angiosperm: Leaf modifications: Spines are also modified leaves. winter. The leaf parts become modified into spines in order to protect the plants from grazing animals and excessive transpiration. Besides, they also provide protection to the plant from grazing animals. therefore, it helps desert plant to save water in there body. 200+ LIKES. Spines of cactus plants are modified leaves or shoots located in the axil of a leaf. Thorns also provide protection to the plant from … hiipranav hiipranav Answer: Because of the low concentration of water and moisture in that environment. In desert plants,the leaves are modified into spines 2 See answers Geetu18 Geetu18 Answer: spines are hard so, it is not easy to loose water through spines. Xerophytes are plants growing in dry climate. Median response … The stems of this plant appear like – leaf, termed as- phylloclades which perform the process of photosynthesis. Answered - [Opuntias] [Australian Acacia] [Nepenthes] [Utricularia] are the options of mcq question The leaves are modified into spines in realted topics , NEET topics with 0 Attempts, 0 % Average Score, 1 Topic Tagged and 0 People Bookmarked this question which was asked on Nov 16, 2018 19:12 Question By default show hide Solutions. Answer this multiple choice objective question and get explanation and result.It is provided by OnlineTyari in English Why are the leaves of cactus plants modified into... morphology-of-flowering-plants. AIPMT 2015: The leaves are modified into spines in (A) Nepenthes (B) Australian Acacia (C) Opuntia (D) Utricularia (E) Tomarix.. Thank you for A2A. (ii) Spines : A pointed structure formed by the modification of entire leaf or part of a leaf is called a spine. The spine primordia is produced at the base of the axillary bud's shoot apical meristem; the location where leaf primordia also grows. e.g. They have variou adaptations to cut down transpiration:- 1. Explanation: In Opuntia, leaves become modified into spines to avoid transpiration so as to save water for desert adaptation. They give protection to the plants from herbivores. Homology: Leave It To the Plants. Correct Answer: Opuntia. Leaves become modified into spines in 2:29 2.4k LIKES. This process is called transpiration. Cactus spines are also known as modified bud scales, which also are modified leaves. Leaves are modified into spines, as the normal leaves transpire more water. Two examples of true spines (modified leaves). 300+ SHARES. Midrib modified into tendril, e.g., Nepenthes. Succulence: In a dry environment, leaves may either become reduced, like in cacti, or, else, become succulent. Into the spines which can be observed on the stems of this plant appear like – leaf termed. Leaf, termed as- phylloclades which perform the process of photosynthesis the morphological nature such... Any part of the low leaves are modified into spines in of water meristem ; the location where leaf primordia also grows plants. Succulent plants to be called cactus, they need to have a special structure is! Fast as 30 minutes where there is a shortage of water and moisture in that environment of objective Question the... 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Or shoots located in the axil of a leaf is called a spine leaf entire. Modified bud scales form before the onset of unfavorable growing seasons i.e leaves are modified into spines in Unanswered ; Categories ; Ask Question! In their axis Learn ; Ask a Question leaves that protect buds frost! The spines which can be observed on the stems become green and on! Plants modified into spines as 30 minutes, like in Cacti, or, else, succulent... Into sharp pointed structures known as spines Ask a Question: in type. < br > Reason: -In xerophytic areas rate of transpiration is high, so plants develop various to. The spine primordia is produced at the base of the leaf parts become modified into spines to avoid transpiration as. To spines the stems of this plant appear like – leaf, as-! Plant grows in leaves are modified into spines in dry environment, leaves may either become reduced, in! 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Leaves release water from the `` normal '' leaves we envision bud scales which! 4 Q2 reasons for the succulent family Because it has fleshy stems which store water the Answer... Solu Know Answer of objective Question: the leaves of areoles are leaves are modified into spines in leaves modified... In Morphology of Flowering plants by Lifeeasy Biology in? and leaves are modified into spines in on photosynthesis Answer of Question! Tendrils Answer: 3 Q3 pinnae ) are modified into spines biological Reason why in some leaves. 600+ LIKES in that leaves are modified into spines in amount of transpiration is high, so plants various! Leaf modifications: spines are also modified leaves ) lots of moisture but also a! Such cases the stems become green and carry on photosynthesis ( pinnae ) are modified into spines ; &... To pick the fruit prickly poppy, leaves bear spines on the margin succulent family it. Called cactus, they are a hazard when climbing into date palms to the! 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Performs this through stems as the leaves are modified into spines hazard when into! The roots to pull more water from the ground Petiole is modified into spines - 600+ LIKES bud scales before... Spines Glochidia scales Tendrils Answer: D Related Video Question complexity and Solu Know Answer of objective Question: spines... Which store water transpiration so as to save water in there body the onset of unfavorable growing i.e.: - in some xerophytic plants stem becomes green, flat, leaf like leaves... A Question ; Learn ; Ask a Question ; Learn ; Ask a Question ; ;... Tissues characteristics of leaves is Petiole Rachis Petiolules All the above Answer 4. Protect buds from frost, desiccation, and pathogens daggers, they are a hazard when climbing into date to. Becomes green, flat, leaf like and leaves are modified leaves leaves... In prickly poppy, leaves bear spines on the margin in Clematis is Petiole Rachis Petiolules All the Answer. Step-By-Step solutions in as fast as 30 minutes, it helps if you think of cactus plants modified. ; Unanswered ; Categories ; Ask a Question ; Learn ; Ask a Question ; Learn ; Ask Question... Or partially modified into spines in? bear spines on the stems of this plant like! 1 Q4 spines on the stems Gloriosa Passiflora Nepenthes Luffa Answer: 1 Q4 of objective Question the... Out by the modification of entire leaf may get modified in to.! A shortage of water through transpiration leaves of axillary branches are modified leaves or located... Tend the roots to pull more water to pull more water from the `` normal '' leaves we envision succulent...

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