海大生物电子版期末2010a

1、 学号 授课教师 宫相忠 座号 1页 第 1 ，可携文具(或本课程为开，可携文具资料)，满分为：100 分Biology of Plants-Final Exam r Pleasegivedefinitionofthefollowingbotanical(40s,4 学号 授课教师 宫相忠 座号 1页 第 1 ，可携文具(或本课程为开，可携文具资料)，满分为：100 分Biology of Plants-Final Exam r Pleasegivedefinitionofthefollowingbotanical(40s,4seachVascularBulliformBinomialsyst

2、emofDoubleIndeterminateAxileEssay Questions (60 What is meant by the cell theory, and what three them from animal cells? (10 pofeatures of plant cells 2) How do the Casparian strips of endodermal cells affect the movement of waterodermis?(10solutesWhich types of life history can be found in algae? G

3、ive an ex describe them respectively in detail. (20 poWhatdozygospores,ascospores,andbasidiosporeshaveinle of each helifeofamushroom,threetypesofhyphae,ormycelia,canberecognized:primary,secondary, and tertiary. How do these three types of mycelia relate to one another, and how dotheyo thelifecycle?(

4、10file:/D|/学习/植物生物学/试卷/2010A.html2012/10/30 一二三四五六七十 学号 授课教师 座号 共页第页file:/D|/学习/植物生物学/试卷/2010A.html2012/10/30 植物生物学（ 学号 授课教师 座号 共页第页file:/D|/学习/植物生物学/试卷/2010A.html2012/10/30 植物生物学（Biology of Plants）双语课试卷A参Please give definition of the following botanical terms (40 pos, 4 pos each one)hecells of cert

5、aingroupsof t is thesite suchactivities asfoodmanufacture andstorage; plastidsare bounded by twohe minute cytoplasmic threadst extend through openings in cellwa and connect the protoplasts of adjacent living cells.Collenchyma A supporting tie comedofcollenchyumacells;commoninregions of primary growt

6、h in stems and in some leaves.Vascular cambium A cylindrical sheath of meristematic cells, the diviwhich produsecondary phloem and secondary xylem.Bulliform cells A dermalcell present,withothersuchcells,inrows in grass leaves; also called motor cell. Bevedtobeinvolvedwiththemechanismof rolling and u

7、nrolling of the leaves.Binomial system of nomenclature According to ernational Code of Botanical Nomenclature, the scientific name of a particular plant species should be com ed of two words. The one is genus name, of which the letter should be capitalized, and the second one is the specific thet.le

8、ptosporangium A sporangiumtarisesfromasingleinitialcellandwhosewallis ed of a single layer of cells.Double fertilization The fuof the egg and sperm (resulting in a 2n fertilized egg, the zygote ) and simultaneous fuof the second male gamete withthepolarnuclei(typicallyresultingina3nprimaryendospermn

9、ucleus);auniquecharacteristicofall Indeterminate inflorescenFlowers may be clustered in various wayso aggregations called inflorescen. In indeterminate inflorescen, theyoungest flowersareatthetop5)Describe thelifecycleofPolytrichum sp.,amossofBryophyta. (10ofanelongatedaxis oronthecentreofatruncated

10、axis.Anindeterminatemaybearaceme, e,catkin,corymb,umbel,spadix,or1.10 Axile ion Ovules ofanelongatedaxis oronthecentreofatruncatedaxis.Anindeterminatemaybearaceme, e,catkin,corymb,umbel,spadix,or1.10 Axile ion Ovules are borne at or around the center of a compound ovary on axis formed from joined 2.

11、Essay Questions (60 1) What is meant by the cell theory, and what three features of plant cellsdistinguishfromanimalcells?(10Initsmodern form,the celltheory t(1)allanismsare ed oneormore cells;(2)the chemicalreactionsofa anism,includingenergy-releasingsesanditsbiosynthetic reactions,takeplacewithin

12、cells;(3)arise fromother cells;and(4)cellshe hereditary information ofwhichthey are apart, andthisinformation is passedfrom parentcelltodaughterIncontrasttoanimal cells,plantcellshave vacuoles,cellwalls,and2) How do the Casparian strips of endodermal cells affect themovementofwaterandodermis?(10TheC

13、asparianstrips blocktheapoplastic movementof waterand o the cylinder. Hence, allenteringandleavingthevascularcylindermustpasstheprotoplastsodermal3) Which types of life history can be found in algae? Give an themrespectivelyindetail.(20le of eachandThree types of life history can be found in algae,

14、it depends on when meiosis occurs: meiosis, gametic meiosis, and meiosis-alternation of isomorphicgenerationsandofheteromorphicgenerations.(5Chlamydomonas sp. takethelifecycle of zygoticmeiosis; (5 Fucus sp. takethelifecycle of gametic meiosis; (5 Ulvasp.takethelifecycleofsporicmeiosis,alternationof

15、isomorphicgenerations;(2.5Laminaria sp. or Porphyra sp. take the life cycle of sporic meiosis, alternationofgenerations.(2.5 file:/D|/学习/植物生物学/试卷/2010A.html2012/10/30 file:/D|/学习/植物生物学/试卷/2010A.html2012/10/30 file:/D|/学习/植物生物学/试卷/2010A.html2012/10/30 4) What do zygospores, ascospores,andbasidiospore

16、s havein helifeofamushroom,threetypesofhyphae,ormycelia,canberecognized:primary,andtertiary.Howdothesethreetypesofmyceliarelatetooneanother,andhowdo they fito the life cycle?(10 poThe primary mycelium (n) fuses wirimary mycelium to form a secondary mycelium (n+n).Afterthesecondarymyceliumformsabasid

17、ioma,itiscalledatertiarymycelium.Cellsofthe tertiary mycelium then differentiateo basidia, in which karyogamy and meiosis take place, and basidiospores are formed. After the basidiospores are released, they germinate and give rise to primary mycelia, thus completing the life cycle.5)Describe the lif

18、ecycleofPolytrichumsp.,amoss ofBryophyta. (10LifecycleofPolytrichumsp.-alternationofheteromorphicgenerations,gametophyteis he life cycle of a moss (phylum Bryophyta, class Bryidae), spores are released from a capsule, which opens when a small lid, the operculum, is lost. The haploid spore germinates, forming a branched, filamentous protonema, from which a leafy gametop