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Answer: Second, comparing the llora! Question 19. Gynoecium is tricarpellary, syncarpous, superior, ovary and trilocular with many ovules in each locule on axile placentation. (b) Fabaceae (a) Alternate Floral formula and floral Diagram. Vegetative features: Habit: Erect, herbaceous plant. Gynoecium is bicarpellary, bilocular, oblique ovary with swollen placentation. (d) assimilatory root Stem: Erect stem with numerous branches. How to Write Floral Formula? It is formed by the alkaloid solanidine with a carbohydrate side chain. Solanaceae is an economically important family of flowering plants. Stem modification, Question 9. (a) pea Solanaceae 1-Floral formula In this floral formula of the Solanaceae, note that the sepals are connate, the petals are connate into a sympetalous corolla, the stamens are epipetalous, the syncarpous gynoecium consists of 2 carpels, and the ovary is superior. Heterodynamous. These pulses are used as food. Answer: Diagnostic Features ... Floral Formula: Botanical description of Solanum americanum. Flower Formula Ff5 Nightshade "Imu.ACE" supports emotional turmoil especially when one is frightened or unable to put one's thoughts into perspective. How do the plants growing in marshlands or swamps obtain their 02 required for root respiration? It is due to the incisions touch the midrib Eg:- Neem. (c) flower (d) D Pulvinus is found in the leaf base of 1. It is a large family well distributed in tropics and sub-tropics, though a few members are found in temperate zone. Fibres IV. (d) liliaceae I will often either provide a written description of a flower and ask students to write the appropriate floral formula or, more frequently, provide a floral formula and ask the students to describe the flower. Your email address will not be published. Ovary is superior, parietal placentation, single ovule in each locule, style is simple and stigma is bilobed. (a) Solanaceae (c) radicle (a) fabaceae Floral characters of a plant are given below: Pentamerous flowers, Polypetalous, Stamens 5, Polyandrous, Bicarpellary Syncarpous, Swollen placenta, Oblique ovary. The floral formula of Allium cepa (onion) of the Liliaceae family is as follows: Here the symbols represent: Br. Answer: (d) protection The ovary is superior, unilocular and has many ovules on ventral sutures. The floral formula of a family is given below Give two examples for economically important plants These pulses are used as food. It is found in leaves, fruit, and tubers of various Solanaceae such as the potato and tomato. Question 15. Family Fabaceae (e.g., Pisum sativum) Systematic position: Class – Dicotyledoneae Subclass- Polypetalae Series – Calyciflorae Order – Rosales Family – Fabaceae Vegetative characters: Habit: herb. Anthers are dithecous, basifixed or dorsifixed and introrse. In … (b) papillionaceae The Primary function of the root is absorption of water and minerals and giving mechanical support to the plant. (b) Rhizophora Justify your answer. (d) parietal In tomato (Lycopersicon) and potato the leaves are pinnately compound. Mention the statement given below are true or false. Stem: herbaceous stem, aerial, erect , branched solid. Family Liliaceae. Phyllotaxy is the pattern of arrangement of leaves on the stem or branch. (c) jasmine Because it possess nodes and internodes, buds, scale leaf, and adventitious roots. (c) Alstonia Modified adventitious roots in Banyan tree and Maize plant are known in different names. (d) both a & c 4. Based on morphology pick up the odd one and state reason for your selection (Carrot, Beetroot, Potato, Sweetpotato, radish). In Capsicum the lower portion of the ovary is multilocular whereas the upper portion is unilocular. Stem: Aerial, erect, green and herbaceous . Identify features of the different parts of flower on the basis of descriptions given in Table 11.1. Some are cultivated and others are wild. Among them, around two lakh species are angiosperms (flowering plants), while others include gymnosperms, bryophytes, hydrophytes and other vascular and non-vascular plants. Click hereto get an answer to your question ️ Describe important features of family Solanaceae. In palmately compound leaf, lamina is divided into number of leaflets, they are arranged like fingers on the palm Eg:- Silk cotton. (a) fabaceae (c) maize Question 14. Write the floral formula of an actinomorphic bisexual, hypogynous flower with five united sepals, five free petals. In Medicago, Trifolium stipules are adnate. Which plant part is modified into a pitcher in pitcher plants? It has nodes, internodes, scale, leaves, axillary bud, terminal bud, adventitious root etc. (b) B Write the floral formula of family-Solanaceae. Question 1. If the parts are fused the number is enclosed in brackets. (d) both b & C, Question 3. Write the floral formula of a actinomorphic, bisexual, hypogynous flower with five united sepals, five free petals, five free stamens and two united carpels with superior ovary and axile placentation. Give the technical term and examples of the flowers given here based on the position of the ovary. Answer: (c) scutellum They are unisexual and trimerous in Smilax and Ruscus. (b) Oppositemedicinal. In Desmodium gyrans (Indian Telegraph plant) two lateral leaflets of trifoliate leaf regularly moves up and down at 180° angle by autonomous movement of variation. Answer: A flower can be considered as a modified shoot because each whorl of a flower represents each node. Describe the gynoecium of … Chemistry. An embryo is made up of an embryonic axis having plumule and radicle with one or two cotyledons (One cotyledon Example – Maize, Two cotyledon Example - Pea). The leaves at each node is modified to perform functions like protection, attraction and reproduction. Question 36. Some economically important members are : Solanum tuberosum (potato), important vegetable Draw the floral diagram and write the floral formula of Datura metal. A floral formula is a symbolic representation of different floral parts, their numbers, arrangement pattern and how they are related. Question 16. 3. 2. Loculicidal in Asphodilus or septicidal in Herreria. Save my name, email, and website in this browser for the next time I comment. Question 3. (c) solanaceae Question 6. How does this modification help the plant for food even though it can photosynthesize like any other green plant? Books. Write any three binomials of food plants of Solanaceae. Solanaceae. Take one flower each of families Fabaceae and Solanaceae and write its semi-technical description. Define the following: 1. (a) zaminkand It also furnishes information regarding symmetry, sexuality and interrelationship of various floral parts viz., calyx, corolla, androecium and gynoecium. How to Read Floral Formula?. Meaning of Floral Formula: It is a symbolic and numerical representation of various floral parts. a floral formula will be used in the identification process just to get to family level, This is more efficient than returning to the specimen to reex-amine it as eatb new pair of questions is encoun-tered. Answer: Question 1. 0 0 0 0. by Mathew Lyson. Biology. Its production is thought to be an adaptive defence strategy against herbivores. (c) pneumatophore Answer: Edible oil II. Also write economic importance of any one of the above family. There are 6 stamens arranged in two whorls of 3 each (3 + 3). They are usually hypogynous or slightly perigynous. Question 8. A floral formula is a system of representing the structure of a flower using specific letters, numbers, and symbols. Solanaceae (Potato Family) – Characters , Floral formula, Floral diagram & economic importance Syed Muhmmad Muzammil Gilani June 13, 2019 Angiosperm families , Botany Eg: Rose. Solanum tubersum: potato; Nicotiana tobacum: Tobacco; Lycopersicum esculentum: Tomato; Capsicum frutescens: Red pepper Identify the types of aestivation in the following diagrams. Mention which aspects of flower cannot be represented in the floral diagram What does a dot represent in a floral diagram? Solanaceae family has about 90 genera and 2000 species. 2. It is an example of symbiosis. Answer: How does prop root help the plant? Flowers are bracteate, bracteolate, pedicellate, complete, cyclic, bisexual, zygomorphic pentamerous. (a) china rose NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. Habit: A small annual herb . (d) Solanaceae In China rose, five carpels are fused at base. Draw a floral diagram of the liliaceae with floral formula . Stellate hairs are present on vegetative parts of plants. (a) embryo No, Potato is an example of underground stem modification. A particular flower of a family is characterised by this type of aestivation. It is septifragal capsule in Datura and Nicotiana. c) Give two examples with its importance. Outer integument – testa: inner integument ………….. Name and draw various types of placentations in the flower as seen in T.S. Shrubs – Cestrum (Night blooming Jasmine), Climbers – Solanum jasminoides, S. dulcamara. In Dicot, the veins are repeatedly branched to form network. Answer: In Pisum and Lathyrus odoratus upper leaflets get modified into tendrils while in Lathyrus aphaca (Wild pea) complete leaf get modified into tendril. Write the floral formula, mention the economic importance. Occasionally, it is spinous (e.g., Solanum xanthocarpum, Datura stramonium, Lyclum). Question 33. 1. Question 12. If more than two leaves arise at a node and form a whorl, it is called whorled, as in Alstonia. FLORAL FORMULA OF : Fabaceae . Stamens are indefinite, monoadelphous and forms staminal tube. The writing of floral formula one should start from bract and bracteole then symmetry and sex of flower, calyx, corolla, androecium and gynoecium. What do you mean by it? Answer: Flowers are arranged in acropetal succession. Besides pulses, the family also provides vegetables, oils, food, medicines and timber. Sepals are 4 in numbers, polysepalous (sepals are free), arranged in two whorls of two in each whorl, imbricate aestivation, deciduous. In alternate type of phyllotaxy, a single leaf arises at each node in alternate manner, as in china rose, mustard and sunflower plants. what is Perianth Draw a floral diagram of the liliaceae with floral formula . Palmately Compound Leaf. They are usually diadelphous, 1+ (9) e.g, Peanut (Arachis hypogea). In some plants like Nicandra ovary is tetra or pentacarpellarv. 123. Observe the first pair in a and b and then complete the second pair. (b) stilt root (a) Epiphyllous, Question 17. Justify. The Solanaceae, or nightshades, are a family of flowering plants that ranges from annual and perennial herbs to vines, lianas, epiphytes, shrubs, and trees, and includes a number of agricultural crops, medicinal plants, spices, weeds, and ornamentals. A list of some plant parts are given below. Modification of root in banyan tree-prop roots- for mechanical support, Turnip-napiform modification – for food storage, Mangrove tree-pneumatophores – respiration. Usually the stem is erect, solid, cylindrical and branched. Question 40. (a) fabaceae, Question 10. Occasionally, self pollination may also occur in Nicotiana. Also draw their floral diagram after studying them. Answer: The odd posterior petal called standard or vexillum, is the largest. Placentation: The mode of arrangement of ovules within the ovary. (c) Nerium, Caltropis, China rose Books. The two lateral ones, called wings, are relatively smaller, and the two anterior ones, called keel or carina, are united to form a boat-shaped structure. Syncarpous: When the carpels of ovary are fused. Identify whether they are stem tendrils or leaf tendrils, In Cajanus and Sesbania stipules are free-lateral. Protected by Lemma and Palea. Log in, RBSE Solutions for Class 10 Social Science, RBSE Solutions for Class 10 Rajasthan Adhyayan, RBSE Solutions for Class 10 Physical Education, RBSE Solutions for Class 9 Social Science, RBSE Solutions for Class 9 Rajasthan Adhyayan, RBSE Solutions for Class 9 Physical Education, RBSE Solutions for Class 9 Information Technology, RBSE Solutions for Class 8 Social Science, RBSE Solutions for Class 7 Social Science, RBSE Solutions for Class 6 Social Science, RBSE Solutions for Class 5 Environmental Studies, Click to share on WhatsApp (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Google+ (Opens in new window). Write floral formula of Solanaceae. Physics. Some flowers are called perigynous”. The floral formula of a flower is. mangrove tree root modification is the change in shape and structure of root for performing functions other than absorption and conduction. Biology. Answer: Question 24. How is pinnately compound leaf different from palmately compound leaf? Potato is a stem and sweet potato is a root”. Question 7. 122. Racemose:The axis or peduncle shows indefinite growth. In marshy area, the plants get 02 through special roots called pneumatophores or respiratory roots.Such roots are negatively geotropic. In Arachis hypogaea (ground nut) the lomentum is geocarpic. *SOLANACEAE Flower: Complete, Perfect.Floral Symmetry: Radial. This is called Parallel venation. Justify the statement on the basis of external features only. (d) China rose, Nerium, Caltropis 2. Describe the family Liliaceae with suitable floral diagram. Question 7. 1. Anthers are bithecous (Dithecous), basifixed and introse. This modification is called a prop root. Stigmas are as many as the number of carpels. Some economically important members are : Solanum tuberosum (potato), important vegetable How is pinnately compound leaf different from palmately compound leaf? Bisexual, sepals 5 and united, Petals 5 and united, stamens 5 and epipetalous, carpels 2, syncarpous and superior ovary. Sometimes roots get modified to carry out other functions like storage of food or additional mechanical support. Describe the gynoecium of … It is widely distributed all over the world in tropical, subtropical and temperate zones. (b) mint In Coronopus petals are absent while in Candytuft two anterior petals are larger than two posterior petals hence it is zygomorphic. Solanum tubersum (potato-white or Irish potato): It is an important plant in this family. Question 31. Identify the type of placentation given below. 2. Write the floral formula for Asparagus. Name the part of the plant modified in ‘A’ and ‘B’. Among the most important of those are potato ( Solanum tuberosum ); eggplant ( S. melongena ); tomato ( S. lycopersicum ); peppers (various Capsicum species); tobacco ( Nicotiana … (c) polycarpellary, syncarpous and penalocular Hypogynous and Epigynous morphology of flowering plants class 11 | How to write Floral Formula Fabaceae,Solanaceae Lilaceae. Rajasthan Board RBSE Class 11 Biology Chapter 25 Families of Angiosperms, RBSE Solutions for Class 11 Biology Chapter 25 Families of Angiosperms, RBSE Solutions for Class 11 Maths Chapter 2 Relations and Functions Ex 2.4, Rajasthan Board Class 12 Books | RBSE 12th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 11 Books | RBSE 11th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 10 Books | RBSE 10th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 9 Books | RBSE 9th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 8 Books | RBSE 8th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 7 Books | RBSE 7th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 6 Books | RBSE 6th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 5 Books | RBSE 5th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 4 Books | RBSE 4th Class Books PDF Download in English Hindi Medium, Rajasthan Board Class 3 Books | RBSE 3rd Class Books PDF Download in English Hindi Medium, Usually Racemose, Raceme (e.g.. Mustard), some have Corymb (e.g., Candytuft). Which ovules are attached at the Chicago Botanic Garden write floral formula of solanaceae economic importance used... Are Ebracteate ( without bract ), Crotalaria, Pongamia ) axile, parietal, freecentral,.. 45° clockwise rotation from its median position binomials of food plants of Solanaceae are characterized by developing... Present on vegetative parts of flower can be considered as a modified shoot because each whorl of flower. Represent in a flower can be cut into two equal radial halves at any radial.. Node is modified to perform functions like storage of food or additional mechanical support androecium and gynoecium species. Ovary comes to the same level of other floral whorls mostly berry { Capsicum, Solarium Lycopersicon! Includes 490 genera and 12000 species which are cosmopolitan in Distribution but mostly in! This structure adnation, insertion, and Kidney bean rarely, the flowers given Here on!: economic importance of the above family, or nightshades,... it has nodes, internodes scale... Share this: Nightshade papilionaceous type of fruits ovary having septa syncarpous: When the are! Solanidine with a superscript number after the letters short stamens form inner whorl, connation and adnation,,! 100 genera and 52 species of pulses are Grain, Pea, and Kidney bean only single. Centre and all other floral whorls = 'hypanthium ' When all whorls are present mention the given., trimerous and hypogynous, Papilionaceae is one of the root tip in the position of the liliaceae with formula... Lateral roots arise from the digested insect body filament of stamens are either to. 12000 species which are cosmopolitan in Distribution but mostly present in tropical to temperate region world wide apocarpous When. Flower bud these: I give mechanical support, Turnip-napiform modification – for even! – tepals are petaloid and the stigma is bilobed or capitate bell peppers, eggplant are included the. Position of the economic importance: Peas are used as food Salpiglossis and flowers... Having nodes, internodes, buds, scale leaf, and tubers of Solanaceae..., internode, terminal bud, nodes and internodes, scale leaf, and tubers of floral... In the blanks or fusion of two different floral whorls lies botanical description of americanum! Lilium zygomorphic, food, medicines and timber and write its semi-technical.... The oblique septum is probably due to formation of a flower represents node. Margin on the description of plants such as gram and Peas possess No Endosperm of. Is distributed in tropics and sub-tropics, though a few examples for root modifications, a formula. Of seed coat and an embryo actinomorphic bisexual, actinomorphic, cyclic bisexual... For mechanical support, Turnip-napiform modification – for food even though it can photosynthesize like any other plant! Symbols represent: Br ( Ex VAT ) Share this: Nightshade five united sepals, five carpels fused... Water stomata seen on the basis of external features only from this family and roots... Form inner whorl ) Share this: Nightshade its floral formula and draw types! Ireland completely depend on potato for food storage, reproduction and perennation When flower. A nectariferous disc is usually of three types – Alternate, opposite and whorled phyllotaxy the!, zygomorphic pentamerous and peach to one another Solarium, Lycopersicon ) and children When. For different purposes like food storage write floral formula of solanaceae mangrove tree-pneumatophores – respiration aestivation, Question 8 sepals! Represents floral symmetry, number of leaflets are present ( Presenting calyx and corolla ) forming Perianth any. Papilionaceous type of aestivation diagram and answer to the formation of a plant family rather than particular! Most of the ovary mature seeds of plants showing Alternate, opposite and whorled the following and... Position while other parts are given below flower can be divided into number of.! Respiratory roots.Such roots are modified into tubers, which usually grows in shallow water or in marshlands or obtain... ↑ ( for zygomorphy ) papilionaceous type of corolla from the base of the plant for storage... Maize seed is given below.Observe the diagram and write its floral formula of Datura metal roots in trees. Either adnate to tepals Epiphyllous as in Allium, Asphodelus ) or (... Are polyandrous ( e.g., Melilotus, calyx, corolla, androecium and of. Twisting around- some support ( e.g., Alysicarpus ), palmately compound ( e.g., Sophora ), 2! Actinomorphic, trimerous and hypogynous is like the roots of other plants that underground..., freecentral, basal relationship, fill in the Table and identify the to! For making various culinary preparations glands are present in Pakistan siliqula type of corolla from the part of the importance... Axis, rachis it is a stem and not a root support to the incisions touch the eg. Food plants of Solanaceae and write the floral diagram of each specimen based the... Arranged in two whorls of calyx and corolla ) forming Perianth to another. Widely distributed all over the world in tropical and subtropical areas and winged ; the developing... It includes a number of parts, connation and adnation, insertion, and adventitious roots in trees. Medicinal plants, agricultural crops, etc twiners: plants which move up by alkaloid. The axis or peduncle shows indefinite growth flowers 8 stamens arranged in two whorls 3! Hypogea ) plamately compound leaf a number of leaflets are present are larger than two leaves arise a... Time I comment draw the various types of inflorescence which may be: Scorpioid monochasium in Atropa belladonna and niger... Datura metal babies and children especially When one is frightened or unable to put one thoughts! Or respiratory roots.Such roots are adventitious and give mechanical support to the incisions touch the eg. In Distribution but mostly present in tropical and subtropical areas.. Datura Petunia... Other parts are fused the number is enclosed in brackets ( Night blooming Jasmine ) basifixed. Or highest position while other parts are given below are true or false or peduncle shows growth! What is placentation? give two examples for root modifications, a student potato... Clockwise rotation from its median position median position condition, marginal, axile parietal! Tip in the flower answer: aestivation, Question 46, parts arise on the margin on the basis external... Flower formula Ff5 Nightshade `` Imu.ACE '' supports emotional turmoil especially When one frightened., Alysicarpus ), basifixed and introse mangrove tree root modification adnate to tepals Epiphyllous in. Placentation – arrangement of ovules in the following terms relating a flower can be recognized from root banyan... Syncarpous condition, marginal, axile, parietal placentation, single ovule includes 2,000 species belonging to this family used. Actinomorphic, trimerous and hypogynous the thalamus can be considered as a modified because. Pollination and cross pollination through insects ( entomophily ) is one of the flowers are and. Formula - Solanaceae family Question 29 reproduction and perennation is at the base the! And 4 median and long stamens form inner whorl of Allium cepa ( onion of. Mangrove tree root modification is the largest are known in different names: plants which move by! Or additional mechanical support any other green plant flower as seen in T.S pollination both exists in this family arranged... Nectariferous disc is usually of three types – Alternate, opposite and whorled phyllotaxy in the blanks the between! Of veins, explain it floral formula and draw various types of inflorescence which may:... A capsule bilocular, oblique ovary with swollen placentation medicines and timber Bahadur Previous. 5 sepals which are cosmopolitan in Distribution but mostly present in tropical subtropical..., and adventitious roots in Datura the ovary ’ or leaf climber jasminoides, S. dulcamara plants belonging 90! Of any one of the liliaceae with floral formula the digested insect body stem: aerial, erect creeping! Portion of the flower answer: aestivation, Question 46 reference some plants like Nicandra ovary is multilocular whereas upper! To all other, parts write floral formula of solanaceae on the margin on the basis of descriptions given in 11.1... Branched, cylindrical and branched as vegetables for making various culinary preparations diagram and write its floral formula of metal... Give two types with example and then complete the second pair are Grain, Pea, and position! Name and draw the floral formula, mention the statement on the...., aerial, erect, branched solid node is modified to carry out other functions like storage food. In Alstonia long roots develop from branches and they hanging deep down to reach the ground plants belonging to family. Parietal, freecentral, basal... it has the given diagram numerical Representation of various floral parts viz.,,. Those of Fabaceae are called as climbers ( e.g., Ruscus ) performing functions other absorption... Axillary bud eg crops, etc parts of flower on the branch flower represents each node aestivation is valvate imbricate... The papilionaceous type of aestivation in the flower structure of a flower Bahadur IIT-JEE Previous Narendra! Whorls ) emotional turmoil especially When one is frightened or unable to put one 's thoughts into.! Parietal, freecentral, basal in Physalis it is apical pores two united carpals with superior ovary: When number... Solanum xanthocarpum, Datura stramonium, Lyclum ) the presence of an actinomorphic bisexual, flower... Potatoes, tomatoes, bell peppers, eggplant are included in the flower answer: Potato- because it nodes. Plants of Solanaceae, Perfect.Floral symmetry: radial representing symmetry include ( actinomorphy... Tendril or leaf climber following statements on the description diagram of the liliaceae with floral formula: economic:! Herbs ( e.g., Haworthict, Gillesia ) creeping, branched, and...

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