10. What is Red Data Book? Biodiversity is of three types: Genetic diversity – It refers to the total number of genes in the genetic makeup of a species. Voici des conseils divers que tu décideras de suivre ou non. (a) Eastern Ghats have a greater amphibian species diversity than western Ghats. 3 Diversity of The Living World 1. Diversity arises due to variation in configurations, substitution patterns and the rearrangement of functional groups around the core-structure of these alkaloids. The genetic variation shown by the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges might be in terms of the potency and concentration of the active chemical (reserpine) that the plant produces. Reason : The amount and variety of alkaloids presents in this plant, change both between the Rauwolfia species and between the different strains of R. vomitoria. Why is genetic variation important in the plant Rauwolfia vomitoria? 12. Share It On Facebook Twitter Email. Ekong MB, Peter AI, Edagha IA, et al. International Journal of Advanced Biological Research 2(2012): 279-288. Le Research Genetic Cancer Center (RGCC), un laboratoire de recherche génétique dont le siège est situé en Grèce, a développé un test rapide. GENETIC DIVERSITY • Greater the genetic diversity among organisms of a species, more sustenance it has against environmental perturbations. Sarika R D, S A Dhanashree, A P Bhausaheb. 3. Why is genetic variation important in the plant Rauwolfia vomitoria? Question 2. Effectuer une supplémentation en magnésium. schumanniana var. RGCC a breveté une membrane capable de capturer des cellules malignes à partir d’un simple échantillon de sang. What is the expanded form of IUCN? The sum total of all the chemical reactions that occur in the bodies of organisms constitute metabolism. Genetic variability existing within a species. Sanjay L, N M Kinnari, T Riddhi, D S Smit and B V Parth. Define the terms (i) Bioprospecting (ii) Endemism; What is common to the species shown in figures A and B? 13. “Extraction and evaluation of indole alkaloids from Rauwolfia … Ecosystem Diversity, 2.Species Diversity, 3. Different types of species and their relative abundance in an ecosystem . Genetic Diversity- a single species might show high diversity at the genetic level over its distributional range. What does the term genetic diversity refer to? (i) Genetic diversity: A single species might show high diversity at the genetic level over its distributional range. Biodiversity1, the variety and variability of life on earth, has three main components: 1. (i) Genetic diversity : A single species might show high diversity at the genetic level over its distributional range. Example, Genetic variation in the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges might be in terms of the potency and concentration of the active chemical (reserpine) that the plant produces. (b) Species diversity is diversity at the species level. Free PDF Download of CBSE Biology Multiple Choice Questions for Class 12 with Answers Chapter 15 Biodiversity and Conservation. E.g. Define gene pool. Best answer. 11. Rauwolfia vomitoria can be cited as an example for genetic diversity. Species diversity. Genetic diversity is the total number of genetic characteristics in the genetic makeup of a species. Biology MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. View abstract. Rauwolfia vomitoria shows genetic variation in terms of concentration and potency of chemical reserpine India has more than 50,000 genetically different strains of rice and 1000 varieties of mango. “ Genetic Diversity assessment in six medicinally important species of Ocimum from central Gujarat (India) utilizing RAPD, ISSR and SSR Markers”. For eg., the genetic variation shown by Rauwolfi Rauwolfia vomitoria extract standardized for beta-carboline alkaloids was tested for ability to influence the growth and survival of the human LNCaP prostate cancer cell line. A. Genetic diversity within a species increases with environmental variability which results in the formation of ... Rauwolfia vomitoria). Free PDF Download of CBSE Biology Multiple Choice Questions for Class 12 with Answers Chapter 15 Biodiversity and Conservation. (d) Rauwolfia vomitoria shows gentic diversity. Genetic diversity- A single species might show high diversity at the genetic level over its distributional range. 21.2.2 Species Diversity Species diversity is the variety (in terms of their number and richness) of species in a given region or area. • Genetically uniform populations are highly prone to disease harsh environment. Ans. Anabolism (Energy conserving process) : Eg : Synthesis of glycogen from glucose. Brain Res Bull 2016;124:206-13. A WST-1 assay was used to measure cell growth, and cell cycle analyses were conducted with flow cytometry. List any four adverse effect of noise. What does the term ‘Frugivorous’ mean? How does species diversity differ from ecological diversity? Biodiversity refers to a variety of plant and animal life on earth. Le Rauwolfia Vomitoria (Rovol) ne doit être utilisé qu’en l’absence de traitement hormonal. It has also been used as an antidote to snake poison. schumanniana var. Genetic diversity – It refers to the total number of genes in the genetic makeup of a species. Rauvolfia: Herbal medicine A plant native to India that contains reserpine, an alkaloid. The variation shown by the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges represents (1) Genetic diversity (2) Species diversity (3) Ecological diversity (4) Community diversity Sol. Example- The genetic variation of the medicinal plant Rauwolfia vomitoria in potency and concentration of the active chemical reserpine that the plant produces. Biology MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. This plant shows variations in terms of potency and concentration of active chemical, from location to location. ADVERTISEMENTS: Such as in Rauwolfia vomitoria in Himalaya region, 50,000 varieties of rice, 1,000 varieties of mango in India. Genetic diversity:-A single species might show high diversity at the genetic level over its distributional range. Answer: The term genetic diversity refers to the diversity of genes within a species. La posologie est de 5 gélules/jour pendant 6 mois pris avant chaque repas. schumanniana Boiteau (176,177) (= R. suaveolens S. Moore): From this species, growing only on micaschist, four new alkaloids have been isolated in addition to the five already known: norajmaline, hydroxy-yohimbine, methoxyheteroyohimbine, and suaveoline (192).. Rauvolfia balansae (Baillon) Boiteau ssp. Ecosystem Diversity: It refers to a variety of ecosystems within a geographical area. For eg., the genetic variation shown by Rauwolfia vomitoria (medicinal plant) Species diversity – It represents the number of species found in an ecological community. Rauwolfia . It can be divided into two categories. (a) Genetic diversity: The occurrence of single species in high diversity at the genetic level over its distributional range is called as genetic diversity. Students can solve NCERT Class 12 Biology Biodiversity and Conservation MCQs Pdf with Answers to know their preparation level. Question 14. I. 50,000 varieties of rice and 1000 varieties of mango exist in India, the concentration of reserpine differs in the different strains of Rauwolfia vomitoria. Often, it is observed that a number of alkaloids that belong to the greater sarpagine/macroline/ajmaline family can be categorized into smaller subgroups by considering common structural features of interest, as expected. Complément alimentaire et hygiène de vie . Reserpine is an active chemical extracted from Rauwolfia vomitoria. What is the significance of large genetic diversity in population? What does the term ‘Frugivorous’ mean? Answer (1) Rouwolfia vomitoria showing genetic diversity. II. What is Red Data Book? How does species diversity differ from ecological diversity? 9. The genetic variation shown by the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges might be in terms of the potency and concentration of the active chemical (reserpine) that the plant produces. 1 Answer +1 vote . Assertion : Genetic variation shown by the plant Rauwolfia vomitoria growing in different Himalayan ranges is very important economically. Give any one example. The term ‘biodiversity’ was popularized by the sociobiologist Edward Wilson. Reason of genetic diversity of rauwolfia vomitoria Ask for details ; Follow Report by Vspmanideepika5192 16.04.2019 Log in to add a comment What is common to the … Free PDF download of NCERT Exemplar for Class 12 Biology Chapter 15 - Biodiversity and Conservation solved by expert Biology teachers on CoolGyan.Org as per NCERT (CBSE) Book guidelines. Define gene pool. Genetic diversity. Why is genetic variation important in the plant Rauwolfia vomitoria? (c) India has about 1000 varieties of mango. 8) Another case of genetic diversity is: a medicinal plant Rauwolfia vomitoria which secretes active component reserpine, is found in different Himalayan ranges. For example, The genetic diversity shown by the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges might be in terms of the potency and concentration of the active chemical (reserpine) that the plant produces. 110 BIOLOGY, EXEMPLAR PROBLEMS 15. Define the terms (i) Bioprospecting (ii) Endemism 20/04/2018. What is the expanded form of IUCN? Students can solve NCERT Class 12 Biology Biodiversity and Conservation MCQs Pdf with Answers to know their preparation level. Species diversity: The diversity at the species level. Genetic Diversity. The genetic variation is shown in terms of the potency and concentration of the active chemical reserpine. answered Dec 6, 2017 by Md samim (94.8k points) selected Feb 23, 2018 by sarthaks . The genetic variation is shown by the medicinal plant Rauwolfia vomitoria growing in different Himalayan ranges might be in terms of the potency and a concentration of the active chemical (reserpine) that the plant produces. Rauwolfia vomitoria is the plant that yields reserpine. Answer: High blood pressure; Stress related ailments; Sleep disruption; Hearing impairment; Part – III . Rauwolfia is antipyretic and emmenagogic; it has been used as an ayurvedic herbal medicine for depression, diarrhoea, colic in infants and hypertension. Brain Res Bull 2016;124:206-13. The genetic variation in Rauwolfia vomitoria growing in different Himalayan ranges indicates genetic diversity. Genetic diversity is the diversity in the numbers and types of genes as well as chromosomes present in different species and the variations in the genes and their alleles in the same species. Rauwolfia vomitoria inhibits olfaction and modifies olfactory bulb cells. Fig. 14. Define the term metabolism. 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