Vegetative Characteristics: The plants belonging to the family are herbaceous, perennial and are monocotyledonous. Since stem, leaves can be modified to be found underground, we can say that the underground parts of the plant are not always roots. Lettuce has properties resemble to opium (r ill. Oils: Sunflower and :blemish, and many other species are cultivated for extraction of oil. The leaves have reticulated venation and do not possess any basal meristem. These bacterial species, which are known as rhizobia, form a symbiotic relationship with the plants and help in fixing nitrogen from the atmosphere. Individual species and genera may have more or less derived formulas. 2. In spite of their name, they are not exclusive only to the Mediterranean regions but are also found in parts of Asia, Ethiopia and some Atlantic islands. Please keep a pen and paper ready for rough work but keep your books away. Biology. Answer: (d) 11. Answer: State flower of Tamilnadu is Gloriosa superba belonging to Liliaceae family. The family represented by the floral formula given below is (a) fabaceae (b) papillionaceae (c) solanaceae (d) liliaceae Answer: (c) solanaceae. It includes 250 genera and 4000 species, which are world wide in distribution. They are mostly popular for their ornamental values but recent research have also revealed their significance as medicinal plants. Solanaceae, Fabaceae, Liliaceae: Family Description According to the plant taxonomists, it has been estimated that a total of 2 to 3 million plant species exists on our planet. (f) Vegetative propagation - The short lateral stem called the offset in some aquatic plants (such as Eichhornia) bears leaves and tufts of roots at the node and gives rise to new plants. Refer Past Year Question Papers of NEET (AIPMT) Click here to refer the Useful Books of Biology for NEET (AIPMT) The Fabaceae or Leguminosae, commonly known as the legume, pea, or bean family, are a large and economically important family of flowering plants. Which of the following flowers is perigynous? It is a large family well distributed in tropics and sub-tropics, though a few members are found in temperate zone. Vegetative Characteristics: The plants of Fabaceae family can be erect, vines or epiphytes. Racemose:-Raceme- In Yucca, Asphodelus. 3. The economic importance of Fabacae.i. Answer: (a) 2. Among them, around two lakh species are angiosperms (flowering plants), while others include gymnosperms, bryophytes, hydrophytes and other vascular and non-vascular plants. Used for the production of dye (Indigofera) iv. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. Medicinal: General floral formula of the Liliacaeae: Flowers actinomorphic or slightly zygomorphic and hermaphrodite with 6 undifferentiated tepals in two whorls of three, the same number and arrangement of stamens, and a superior ovary with 3 fused carpels. It is a large family well distributed in tropics and sub-tropics, though a few members are found in temperate zone. Fruit : Cypsella. Food: Allium cepa (Onion), Allium sativum (Garlic) and Asparagus are edible and used as food. 00 Floral formula. 9. AIPMT 1991: K(5) C(5) A(5) G(2) is floral formula of (A) liliaceae (B) solanaceae (C) asteraceae (D) fabaceae.. Placentation refers to the arrangement of ovules inside the ovary. Solanaceae, Fabaceae, Liliaceae: Family Description According to the plant taxonomists, it has been estimated that a total of 2 to 3 million plant species exists on our planet. 2. Tricarpellary, syncarpous gynoecium is found in these flowers (a) Liliaceae (b) Poaceae (c) Fabaceae (d) Solanaceae. The potato bears eyes, which are subtended by a leaf scar. These pulses are used as food. Download the PDF Question Papers Free for off line practice and view the Solutions online. (D) Basal placentation:The ovary in which the placenta develops from its base and a single ovule is found attached to the base is said to have basal placentation. In plants like chrysanthemum the stem is modified into a  sucker which has a lateral branch arising close to the ground level, traveling underground for some distance, turning up at its end and producing a new plant. These roots grow towards the ground and provide support to the tree. Pushpendu Mondal has completed his Bachelors in Microbiology Honours form St. Xavier's College, Kolkata and completed his Masters from IIT Bombay in Biotechnology. Among them, around two lakh species are angiosperms (flowering plants), while others include gymnosperms, bryophytes, hydrophytes and other vascular and non-vascular plants. Floral Formula : (3) Neutral florets : Androecium and gynoecium both are absent. The microbes take nitrogen gas from the atmosphere and convert it to a form of nitrogen, which can be used by the host plant in the form of ammonia or nitrate. Ovary is one chambered but it becomes two chambered due to the formation of the false septum. The Solanaceae, or nightshades, ... it has the formula C 45 H 73 NO 15. The leaves are usually alternately arranged or alternate to opposed, which is alternate towards the base of the plant and opposed in the inflorescence region. Also draw their floral diagrams after studying them. A group of alkaloids named tropanes, derived from Atropa belladonna, is used for the treatment of hypersensitive reactions and as an ophthalmological agent. It works by dilating the pupils and thus makes it easier to examine the interior of the eye. Economic Importance: • Economic importance of Solanaceae: • Source of food (tomato, brinjal, potato) • Spice (chilly) • Medicine (belladonna, ashwagandha) 19. FLORAL FORMULA OF : Fabaceae - 15855852 Answer: FLORAL FORMULA OF : Fabaceae . 00 Many plants belonging to this family are good ornamentals (tulip, Gloriosa), source of medicine (Aloe), vegetables (Asparagus), and colchicine (Colchicum autumnale). Another remarkable feature of the legumes is that they are known to increase the fertility of the soil in which they are cultivated as they can fix atmospheric nitrogen in the soil by using the leghemoglobin that is present in their root nodules. (B) The floral formula for Liliaceae is ⊕ P 3 + 3 A 3 + 3 G − 3 . Well-developed, branched, tap root system is present. This fain lb has a great economic importance for mankind. The correct statements are Food: Most of the important pulses are belonged to this family. Delhi - 110058. (c) Mangrove treeThe roots modification found in mangroves are pneumatophores. (ii) The floral formula for Liliaceae is (iii) In pea flower the stamens are monodelphous. Plants of this family are found throughout the world except in the continent of Antarctica and show maximum diversity in South and Central Americas. The plants of Fabaceae family can be erect, vines or epiphytes. Floral parts are calyx(K), corolla(C), androecium(A) and gynoecium(G). Floral Formula Class 11 Biology 1. (pulses - gram, arhar) ii. Answer: (b) 12. Cronquist merged the Liliaceae with the Amaryllidaceae, making this one of the largest monocotyledon families. Question 4. Floral Formula of Fabaceae Family (%) shows that the symmetry of the flower is monosymmetric or zygomorphic. 1. In spite of their name, they are not exclusive only to the Mediterranean regions but are also found in parts of Asia, Ethiopia and some Atlantic islands. Liliaceae or Lily family is a large and economically important family of monocotyledonous flowering plants. They used for the production of edible oil like that of soyabean, groundnut etc. Pulses are rich in proteins. Recent research has also proved the presence of flavonoids, flavanols, alkaloids, saponins, rotenoids and trypsin inhibitors in legume plants. (B) Parietal placentation:When the ovules develop on the inner walls of the ovary, the ovary is said to have parietal placentation. They act as sources of protein. Also write economic importance of any one of the above family. (iv) The floral formula for Solanaceae is The correct statements are (AIPMT 2010) A. Inflorescence: It has various type of inflorescence. Morphology of Flowering Plants - Live Session - NEET & AIIMS 2019 Contact Number: 9667591930 / 8527521718 Solanaceae floral formula & Flowers of Solanaceae: pin. The leaves have reticulated venation and do not possess any basal meristem. Principle: Taxonomy deals with identification, nomenclature and classification of organisms. The leaves of the plants belonging to this family can herbaceous or leathery, or can be modified into spines. They have widespread roles as crops and medicinal herbs. Family Liliaceae Their flowers are hermaphrodite (both sex organs are present in the same flower) and are either radially or bilaterally symmetrical. Soln. Mediterranean smilax (Smilax aspera) has been known to reduce hypertension and hyperglycemia and act as a diuretic. Also write economic importance of any one of the above family. Floral formula: Distribution of Solanaceae: The family is commonly called ‘Potato family’. Economic Importance. In most of the species, the flowers are complete with proper calyx and corolla along with an androecium (consisting of five stamens) and gynoecium (with two carpels). (ii) Flower is a modified shoot: The shoot apical meristem changes to floral meristem. e.g China rose. Plants with the given floral diagram Are dicots Have pinnately compound leaves Are medicinal and perennial Are leguminous. The family includes 2,000 species belonging to 90 genera. Perigynous flowers are found in (a) Rose (b) China rose (c) Cucumber (d) … Some of the species possess leaflets that are modified into tendrils (e.g. 2. 1- Fruit: Many fruits are cbtained from the plants of this family. There will be total 10 MCQ in this test. Among the most important of those are potato (Solanum tuberosum); eggplant (S. melongena); tomato (S. Write the botanical name of 5 economically important plants from this family. Solanaceae, Fabaceae and Liliaceae: Family Plants × Sorry!, This page is not available for now to bookmark. View Notes × Since the organisms are placed in the same taxonomic groups based on their common features, studying about a single taxon gives the insight into the properties of all the organisms placed in it. The flowers of these plants are generally hermaphrodites (both sex organs on the same flower), but some can be monoecious, andromonoecious, or dioecious. MCQs on Floral Formula. NEET Botany Morphology of Flowering Plants questions & solutions with PDF and difficulty level It is also used in pharmaceutical industries in the production of certain steroids. Vicia). The correct floral formula of Liliaceae is [BHU 1987; RPMT 1987, 92 APMEE 1992; CPMT 1993, 97] A) done clear. These tendrils are slender and spirally coil that help the plant to climb and provide support. Watch Queue Queue The alkaloids produced by the members of Solanaceae are very potent and can be poisonous if used without supervision. Justify the following statements on the basis of external features:(i) Underground parts of a plant are not always roots. The perianth is usually undifferentiated and is formed from six tepals (undifferentiated sepals and petals) arranged into two separate whorls of three parts each, with a superior ovary and six stamens. It includes trees, shrubs, and perennial or annual herbaceous plants, which are easily recognized by their fruit and their compound, stipulate leaves. Family Liliaceae. They produce medicine. Write the floral formula of family-Solanaceae. It is been found that this angiosperm family evolved almost 52 million years back. ... Fabaceae Solanaceae Asteraceae Brassicaceae. (a) Hibiscus (b) Rose (c) Cucumber (d) Guava. Pro Lite, Vedantu Economic Uses: - This family contains a considerable diversity of cultivated food crops such as mustard, cress, kale and cabbage (Brassica oleracea), Floral Formula and Important Families of Flowering Plants, Class 11 20140710130430_image002 : pin. Even though the plants of the lily family gave great aesthetic and ornamental value, some have been noted to have useful medicinal benefits and are often used in traditional therapeutics. Take one flower each of families Fabaceae and Solanaceae and write its semi-technical description. It is found in leaves, fruit, and tubers of various Solanaceae such as the potato and tomato. In these, the stem becomes swollen due to storage of food. Robinia) or leaf (e.g. NCERT P Bahadur IIT-JEE Previous Year Narendra Awasthi MS Chauhan. Pedigree Analysis- Genetic History of Family, Vedantu Floral Formula and Important Families of Flowering Plants, Class 11 Biology NCERT Solutions ... Solanaceae Caesalpiniaceae. Floral formula: Distribution of Liliaceae: It is commonly called “Lily family”. B) done clear. Tricarpellary, syncarpous gynoecium is found in these flowers (a) Liliaceae (b) Poaceae (c) Fabaceae (d) Solanaceae. 10. 8. 00. View Solution play_arrow; question_answer2) The two families dominate in having maximum useful plants [BHU 1990; Pb. 2020 Zigya Technology Labs Pvt. They comprise of all different plant types, for example, vines, epiphytes, lianas, shrubs, trees etc. Some of the species have been known to have poisonous effects when consumed by humans or animals. This family is ranked third in the flowering families for commercial importance in thetemperate zone. It is of five basic types. Vegetative Characteristics: As mentioned earlier, members of the Solanaceae family can have different forms. Modification of the roots means change in the root shape and structure to perform function other than absorption and conduction of water and minerals. The microbes take nitrogen gas from the atmosphere and convert it to a form of nitrogen, which can be used by the host plant in the form of ammonia or nitrate. The leaves are usually alternately arranged or alternate to opposed, which is alternate towards the base of the plant and opposed in the inflorescence region. e.g Dianthus. Some of them are also used as spices and condiments, and some have ornamental values. Draw floral diagram and write floral formula. In many Fabaceae plants, roots have specialized structures called root nodules inside which bacteria reside. Chemistry. Pro Lite, CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. Floral Formula and Important Families of Flowering Plants, Class 11 20140710130430_image002 The common species of pulses are Grain, Pea, and Kidney bean. Medicinal Properties: The plants of Fabaceae family have great importance as food items and parts of them are used across countries in various cuisines. To floral meristem ) China Rose ( b ) the floral formula Solanaceae! 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