Another distinguishing characteristic of plants is their type of chlorophyll. Credits for materials that are not acknowledged on slide number 122 are included herein. Pdf file of the hand out provided see file memoryppt. Biology learn with flashcards, games, and more for free. Among other factors, the diversity of all living things depends on temperature, precipitation, altitude, soils, geography and the presence of other species. Amherst college 220 south pleasant street amherst, ma. Aug 23, 2018 your plants belong to you, but in a larger sense, they serve your community, since diversity is the sum of all backyards.
Details of genetic diversity, species diversity and ecosystem diversity are given. Biological diversity or biodiversity is that part of nature which includes the differences in genes among the individuals of a species. Plant diversity ii evolution of seed plants seeds transformed the world seeds changed the course of plant evolution, enabling their bearers to become the dominant producers in most terrestrial ecosystems seed plants originated about 360 million years ago a seed consists of an embryo and nutrients surrounded by a protective coat. Direct plantplant facilitation, as defined by callaway, is a beneficial effect of one individual on another due to, for example, the amelioration of harsh environmental conditions, including increased availability of a limiting resource. Ask questions the department of biological sciences also offers free tutoring for students who are enrolled in this and other to 2000 level undergraduate biology courses. The study of the spatial distribution of organisms, species and ecosystems, is the science of biogeography.
These days, botanical or plant diversity is an oftheard concept, but it can be difficult to determine what it means to the individual gardener or. An ebook reader can be a software application for use on a computer such as microsofts free reader application, or a booksized computer this is used solely as a reading device such as nuvomedias rocket ebook. They play an important role in plant succession on bare rockssoil. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Chronosequence studies of natural forest stands indicate that, following canopy closure, vascular plant species diversity tends to increase with time, peaking in old growth. Biodiversity and conservation although india h as only 2.
An important prerequisite for successful conservation is a good understanding of what we seek to conserve. If you live in california and visit the mediterranean, chile, south africa or australia, you might notice similarities between the plant life. Dont plant overused species and space related specimens far apart in your yard. Amherst college 220 south pleasant street amherst, ma 01002. Author instructions for preparation and submission of an article to plant diversity. The plant body of bryophytes is more differentiated than that of algae. Plant diversity by national open university of nigeria file type. Check our section of free ebooks and guides on plant biology now.
Classification and plant diversity lecture outline the five kingdoms prokaryotes vs. It is generally recognized that plant genetic diversity changes in time and space. A free powerpoint ppt presentation displayed as a flash slide show on id. They usually occur in damp, humid and shaded localities. It is the tradition that is of remarkable contemporary relevance for ensuring health security to the teeming millions. Alternatively, facilitation may act indirectly in other ways, such as elimination of potential. Plant biodiversity science, discovery, and conservation adelaide.
Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Chlorophyll is used to absorb energy from the sun during the process of photosynthesis. Nearly 45,000 species of plants and twice as many of animals have been recorded from india. The first publication on plant introduction reporter appeared as early as 1949 pal and singh, 1949indian fmg. Page 6 india has one of the richest plant medical traditions in the world. India is the 7th largest country in the world and asias 2nd largest nation with an area of 3,287,263 sq km, and is an. Free botany books download ebooks online textbooks tutorials. Compared to water, land is an erratic habitat where temperature and moisture availability may change abruptly and dramatically. Many thousands of plant species have great economic and cultural importance,providing food,medicine,fuel,clothing and shelter. For example, a larger number of plant species means a greater variety of crops. Im sure we should all be as happy as kings, sings poet robert louis stevenson in an apt summary of the wealth and diversity in natures plant kingdom. Introduction all modern terrestrial plants are the descendants of algae that adapted to a terrestrial habitat roughly 500 million years ago.
Study of the plant diversity in hyrcanian forest case. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Cliffsnotes study guides are written by real teachers and professors, so no matter what youre studying, cliffsnotes can ease your homework headaches and help you score high on exams. Alpha diversity, beta diversity, gamma diversity, what are the uses of biodiversity.
Rewrite your lecture notes the same day these are given. Write a brief at least 250 words description of, and give examples of, the various seed dispersal mechanisms that have evolved in flowering plants. All elements associated with this presentation are for use for nonprofit, educational purposes in the fields of plant nematology, plant pathology and related plant protection and helminthology disciplines. Home journals plant diversity guide for authors plant diversity. Pdf an overview of plant biodiversity is provided in this chapter. Bryophytes are also called amphibians of the plant kingdom because these plants can live in soil but are dependent on water for sexual reproduction. The diversity plan sets out a bold blueprint for diversity that defines our desired results, identifies specific measures to assess our progress towards. Plant evolutionary diversity, at that time, was a traditional course taught in botany departments where we study the evolution and relationships of plants, algae and fungi.
They are produced on every inhabited continent except antarctica and were essential for the development of society. It is a process that occurs in plant cells that uses the suns energy to produce sugars from carbon dioxide and water. What is the male reproductive structure of flowering plants called. Nov 22, 2009 biology chp 22 plant diversity powerpoint 1. Genetic diversity and conservation and utilization of. Biodiversity is not evenly distributed, rather it varies greatly across the globe as well as within regions. Conservation of medicinal plants general introduction.
Plants have chlorophyll a and chlorophyll b, while many species of algae do not have chlorophyll b. The extent and distribution of genetic diversity in a plant species depends on its evolution and breeding system, ecological and geographical. Check our section of free ebooks and guides on botany now. This page contains list of freely available ebooks, online textbooks and tutorials in plant biology. All modern terrestrial plants are the descendants of algae that adapted. How evolution works the uc berkeley museum of paleontology has a great website for students trying to understand how evolution works. Biological diversity deals with the degree of natures variety in the biosphere. Plant diversity download book online free computer. To introduce plant nomenclature and classification. Introduction to botany textbook moscow state university. Introduction to the diversity plan texas state universitysan marcos presents this diversity strategic plan to every member of our community. Greater species diversity ensures natural sustainability for all life forms.
Materials and methods study site description iranian habitats support about 8000 species of flowering plants belonging to 167 families and 1200. How does evolution favor certain traits in specific regions. This thesis advances plant biodiversity knowledge in three separate bioregions. Introduction plants can be identified by observing certain distinguishing morphological characteristics. For centuries we have collectively marveled at plant diversity and formfrom charles darwins early fascination with stems and flowers to seymour krelborns. Plants are very different in the various habitats around the world. Biodiversity also underpins ecosystem function and the provision of ecosystem services. An overview of plant biodiversity is provided in this chapter.
Chapter 4 cell structure and function table of contents section 1 the history of cell biology section 2 introduction to cells section 3 cell organelles and features section 4 unique features of plant cells section 1 the history of cell biology chapter 4 objectives name the scientists who first observed living and nonliving cells. Plant diversity challenge plants are a vital part of the worlds biological diversity and an essential resource for human wellbeing. The process is simply a series of chemical reactions, probably the most important chemical reactions of earth. You can preserve biodiversity by abandoning the idea that your garden should resemble your neighbors. Nowhere is this more the case than in the fight to protect plant biodiversity, which is. Plant diversity video lab monocot and dicot seeds 590 unit 7. Study of the plant diversity in hyrcanian forest case study. That is what makes our country one of the 12 mega diversity countries of the world. Quiz plants diversity and reproduction cliffsnotes. Photosynthesis is a key topic for an introduction to plant biology. Crops are plants that provide food, feed, fiber, and fuel. However, organisms are now classified into supergroups, such as in the raven plant biology textbook fig. Many evolutionary biologists believe that the green algae gave rise to the land plants.
Classification of biodiversity ppt and pdf easybiologyclass. Mar 14, 2017 for example, a larger number of plant species means a greater variety of crops. This section contains free ebooks and guides on plant biology, some of the resources in this section can be viewed online and some of them can be downloaded. Introduction the term biodiversity encompasses variety of biological life at more than one scale. Genetic diversity and conservation and utilization of plant. History and conservation of wild and cultivated plant diversity in. To begin to identify plants using morphological characteristics. Crossreference your notes with the ones posted on the internet. A course for undergraduate and graduate students about plant, protist and fungi diversity and evolution. Chapter 22 plant diversity study guide flashcards quizlet. Introduction to plant and soil science agronomy, the science of crop management and improvement, is a global business with a long history. Conservation of medicinal plants general introduction india is floristically rich and is recognized as one of the twelve mega biodiversity centers of the world, ranking 10th among the plant resources rich nations of the world and 4th among the countries of asia.
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