{"id":49343,"date":"2023-07-15T19:56:27","date_gmt":"2023-07-15T14:26:27","guid":{"rendered":"https:\/\/apboardsolutions.com\/?p=49343"},"modified":"2023-07-17T16:27:58","modified_gmt":"2023-07-17T10:57:58","slug":"ap-inter-1st-year-botany-important-questions-chapter-6","status":"publish","type":"post","link":"https:\/\/apboardsolutions.com\/ap-inter-1st-year-botany-important-questions-chapter-6\/","title":{"rendered":"AP Inter 1st Year Botany Important Questions Chapter 6 Modes of Reproduction"},"content":{"rendered":"
Students get through AP Inter 1st Year Botany Important Questions<\/a> 6th Lesson Modes of Reproduction which are most likely to be asked in the exam.<\/p>\n Very Short Answer Questions<\/span><\/p>\n Question 1. Question 2. Question 3. Question 4. Question 5. Question 6. Between an annual and a perennial plant, which one has a shorter juvenile phase? Give one reason.<\/p>\n Question 8. Question 9. Question 10. Question 11. Question 12. Question 13. Question 14. Short Answer Questions<\/span><\/p>\n Question 1. Question 2. Question 3. Question 4. Question 5. B) Post-fertilization effects:<\/p>\n Question 6. Question 7. Question 8. Question 9. Question 10. b) Reproductive Phase: The phase where the plants start producing flowers is called Reproductive Phase. This is the end of the Juvenile phase.<\/p>\n Question 11. In vegetative reproduction, offsprings are produced from a single parent. As it does not involve two parents, it is considered as a type of asexual reproduction.<\/p>\n Question 12. Question 13. B) Gametophyte phase:<\/p>\n Long Answer Questions<\/span><\/p>\n Question 1. Asexual reproduction<\/p>\n Sexual reproduction<\/p>\n Unicellular organisms reproduce asexually by binary fission, budding and spore formation. b) Budding: In unicellular fungi like yeast, asexual reproduction occurs by budding. The division is unequal. Small buds are produced that remain attached initially to the parent cell, which eventually get separated and mature into new yeast organisms.<\/p>\n c) Sporulation: Asexual reproduction in chlamydomonas is by motile spore formation. As the spores are motile they are also known as zoo spores. Question 2. Sexual reproduction follows a regular sequence of A) Pre-fertilization B) Fertilization C)Post-fertilization A) Pre-fertilization events: These events include: (i) Gametogenesis (ii) Gamete transfer. (ii) Gamete transfer:<\/p>\n (B) Fertilisation: It is the vital event of sexual reproduction<\/p>\n Fertilization is of two types:<\/p>\n (C) Post-fertilization events: These are the events which occur after formation of zygote.<\/p>\n Significance of Sexual Reproduction:<\/p>\n Question 3. Exercise<\/span><\/p>\n Question 1. Question 2. Question 3. Question 4. Question 5. Question 6. Question 7. Question 8. Question 9. Question 10. Question 11. Multiple Choice Questions<\/span><\/p>\n Question 1. Question 2. Question 3. Question 4. Question 5. Question 6. Question 7. Question 8. Question 9. Question 10. Question 11. Question 12. Question 13. Question 14. Question 15. Question 16. Question 17. Question 18. Question 19. Question 20. Question 21. Question 22. Question 23. Question 24. Question 25. Question 26. Question 27. Question 28. Question 29. Question 30. Question 31. Question 32. Question 33. Question 34. Question 35. Question 36. Question 37. Question 38. Question 39. Question 40. Question 41. Question 42. Students get through AP Inter 1st Year Botany Important Questions 6th Lesson Modes of Reproduction which are most likely to be asked in the exam. AP Inter 1st Year Botany Important Questions 6th Lesson Modes of Reproduction Very Short Answer Questions Question 1. What is the dominant phase in the life cycle of an angiosperm? … Read more<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":""},"categories":[13],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/posts\/49343"}],"collection":[{"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/comments?post=49343"}],"version-history":[{"count":3,"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/posts\/49343\/revisions"}],"predecessor-version":[{"id":49350,"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/posts\/49343\/revisions\/49350"}],"wp:attachment":[{"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/media?parent=49343"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/categories?post=49343"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/apboardsolutions.com\/wp-json\/wp\/v2\/tags?post=49343"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}AP Inter 1st Year Botany Important Questions 6th Lesson Modes of Reproduction<\/h2>\n
\nWhat is the dominant phase in the life cycle of an angiosperm?
\nAnswer:
\nThe dominant phase in the life cycle of an angiosperm is Diploid sporophytic phase.<\/p>\n
\nWhat is meant by heterospory? Mention the two types of spores developed in an angiospermic plant?
\nAnswer:<\/p>\n\n
\nMention the modes of reproduction in Algae and Fungi.
\nAnswer:<\/p>\n\n
\nAsexual reproduction is by motile zoospores.
\nSexual reproduction is by syngamy. Ex: Cladophora.<\/li>\n
\nAsexual reproduction is by non-motile spore production.
\nSexual reproduction is by gametagial copulation. Ex: Rhizopus<\/li>\n<\/ol>\n
\nHow do liver worts reproduce vegetatively?
\nAnswer:
\nVegetative reproduction in liverworts is by fragmentation and gemmae formation.<\/p>\n
\nMention any two characteristics of bacteria and yeast that enable them to reproduce asexually.
\nAnswer:<\/p>\n\n
\nWhy do we refer to offspring formed by asexual method of reproduction as clones?
\nAnswer:<\/p>\n\n
\n
\nRearrange the following events of sexual reproduction in the sequence in which they occur in a flowering plant: embryogenesis, fertilisation, gametogenesis, pollination.
\nAnswer:
\nGametogenesis \u2192 Pollination \u2192 Fertilization \u2192 Embryogenesis.<\/p>\n
\nIs there relationship between the size of an organism and it’s life span?
\nAnswer:<\/p>\n\n
\nGive reasons as to why cell division can or cannot be a type of reproduction in multicellular organisms.
\nAnswer:<\/p>\n\n
\nHence cell division cannot be a type of reproduction in multicellular organisms.<\/li>\n<\/ol>\n
\nWhich of the following are monoecious and dioecious organisms:
\na) Date palm b) Coconut c) Chara d) Marchantia
\nAnswer:
\na) Date palm – Dioecious;
\nb) Coconut – Monoecious
\nc) Chara – Monoecious
\nd) Marchantia – Dioecious<\/p>\n
\nMatch the following given in column A with vegetative propagules given in column B.
\nColumn A – Column B
\ni) Bryophyllum – a) Offset
\nii) Agave – b) Eyes
\niii) Potato – c) leaf buds
\niv) Water hyacinth – d) fragmentation
\nv) Chara – e) sucker
\nvi) Mentha – f) bulbils
\nAnswer:
\ni) c
\nii) f
\niii) b
\niv) a
\nv) d
\nvi) e<\/p>\n
\nWhat do the following parts of a flower develop into after fertilisation?
\na) ovary
\nb) stamens
\nc) ovules
\nd) calyx
\nAnswer:
\na) Ovary \u2192 fruit;
\nb) Stamens \u2192 drops away,
\nc) Ovule \u2192 seed,
\nd) Calyx \u2192 withers away (or) drops away<\/p>\n
\nDefine vivipary with an example.
\nAnswer:<\/p>\n\n
\nIn haploid organisms that undergo sexual reproduction, name the stage in the life cycle where meiosis occurs. Give reasons for your answer.
\nAnswer:<\/p>\n\n
\nThe number of taxa exhibiting asexual reproduction is drastically reduced in higher plants (angiosperms) when compared to the lower group of plants. Analyse possible reasons for this situation.
\nAnswer:<\/p>\n\n
\nIs it possible to consider vegetative propagation observed in plants like bryophyllum, water hyacinth and ginger as a type of asexual reproduction? Give two\/three reason.
\nAnswer:
\nThe formation of new plants, from vegetative units like buds, tubers, rhizomes etc is called vegetative propagation.
\nIt can be considered as ‘asexual reproduction’ as it involves in the ‘production of new individuals’. Reasons:<\/p>\n\n
\n‘Fertilisation is not an obligatory event for fruit production in certain plants’. Explain the statement.
\nAnswer:<\/p>\n\n
\nList the changes observed in angiosperm flower subsequent to pollination and fertilisation. [AP M-16, 17] [IPE- 14,13] [TS May-17]
\nAnswer:
\nA) Post-Pollination effects:<\/p>\n\n
\n
\nSuggest a possible explanation why the seeds in peapod are arranged in a row where as those in a tomato are scattered in a juicy pulp.
\nAnswer:<\/p>\n\n
\nJustify the statement ‘Vegetative reproduction is also a type of asexual reproduction’?
\nAnswer:<\/p>\n\n
\nWrite a brief account on gametogencsis with examples. [TS M-16]
\nAnswer:<\/p>\n\n
\nEx: Funaria, Pteris, Cycas<\/li>\n
\nGive an account of sexuality in organisms.
\nAnswer:<\/p>\n\n
\nEx: Cucurbita, Coconut.<\/li>\n
\nEx: Papaya, date palm.<\/li>\n<\/ol>\n
\nDefine (a) Juvenile phase (b) Reproductive phase. |APM-20|
\nAnswer:
\na) Juvenile Phase: Juvenile phase is the young phase of the plant body. During this phase plant grows in size vegetatively. Finally it reaches maturity.<\/p>\n
\nDistinguish between asexual and sexual reproduction. Why is vegetative reproduction also considered as a type of asexual reproduction? [AP May-19] [TS M – 15, 20]
\nAnswer:<\/p>\n\n\n
\n Asexual reproduction<\/td>\n Sexual reproduction<\/td>\n<\/tr>\n \n 1)\u00a0 It involves single parent only.
\n2)\u00a0\u00a0 Gametes are not formed.
\n3)\u00a0 No gametic fusion.
\n4)\u00a0 No fertilization
\n5)\u00a0 Off springs are identical and same as parents.<\/td>\n1)\u00a0 It involves two parents.
\n2)\u00a0\u00a0 Male and female gametes are formed.
\n3)\u00a0\u00a0 Gametic fusion occurs.
\n4)\u00a0\u00a0 Fertilization takes place.
\n5)\u00a0\u00a0 Variations occur in sexual reproduction. So off springs are not identical to that ofparents.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\nIdentify each part in a flowering plant and write whether it is haploid (n) or diploid (2n)
\n(a) Ovary.
\n(b) Anther
\n(c) Egg
\n(d) Pollen
\n(e) Male gamete
\n(f) Zygote
\n(g) Antipodal
\n(h) Megaspore mother cell
\n[AP M-18] [TS M-17]
\nAnswer:
\n(a) Ovary -diploid(2n)
\n(b) Anther- diploid(2n)
\n(c) Egg- haploid(n)
\n(d) Pollen – haploid(n)
\n(e) Male gamete- haploid(n)
\n(f) Zygote- diploid(2n)
\n(g) Antipodal- haploid(n)
\n(h) Megaspore mother cell- diploid(2n)<\/p>\n
\nGive a brief account on the phases of the life cycle of an angiosperm plant.
\nAnswer:
\nThe life cycle of angiospermic plant consists of two phases. [APM-19]
\nA) Sporophytic phase:<\/p>\n\n
\n
\n<\/li>\n<\/ol>\n
\nEnumerate the differences between asexual and sexual reproduction. Describe the types of asexual reproduction exhibited by unicellular organisms.
\nAnswer:
\nDifferences between asexual and sexual reproduction:<\/p>\n\n
\n
\na) Binary fission: In this type the parent cell divides into two equal halves by mitosis and each one grows into new individuals. Ex: Bacteria, Amoeba etc.<\/p>\n
\n<\/p>\n
\nAlthough sexual reproduction is long drawn energy intensive complex form of repro- (friction, many groups of organisms in kingdom plantae prefer this mode of reproduction. Give atleast three reasons for this.
\nAnswer:
\nThree reasons for many higher organisms to prefer sexual reproduction:<\/p>\n\n
\n(i) Gametogenesis: It is the formation of male and female haploid gametes.<\/p>\n\n
\n
\n
\n
\n
\n
\nDescribe the post-fertilisation changes in a flower.
\nAnswer:
\nChanges in a flower after fertilisation:<\/p>\n\n
\nWhy is reproduction essential for organisms?
\nAnswer:<\/p>\n\n
\nWhich is a better mode of reproduction sexual or asexual? Why?
\nAnswer:<\/p>\n\n
\nWhy is the offspring formed by asexual reproduction referred to as clone?
\nAnswer:<\/p>\n\n
\nHow does the progeny formed from asexual reproduction differ from those formed by sexual reproduction?
\nAnswer:<\/p>\n\n
\nwith out any deviation, there is no possibility of getting genetic variation in them. Chances of evolution are meagre.<\/li>\n
\nWhat is vegetative propagation? Give two suitable examples.
\nAnswer:<\/p>\n\n
\nHigher organisms have resorted to sexual reproduction inspite of its complexity’. Why?
\nAnswer:<\/p>\n\n
\nExplain why meiosis and gametogenesis are always interlinked?
\nAnswer:<\/p>\n\n
\nDefine external fertilisation. Mention its disadvantages.
\nAnswer:<\/p>\n\n
\nDifferentiate between a zoospore and a zygote.
\nAnswer:<\/p>\n
\nExamine a few flowers of any cucurbit plant and try to identify the staminate and pistillate flowers. Do you know any other plant that bears unisexual flowers?
\nAnswer:<\/p>\n\n
\nare identified by the presence of stamens and female flowers by the presence of gynoecium.<\/li>\n
\nWhat is bisexual flower? Collect five bisexual flowers from your neighbour hood and dr common and scientific names.
\nAnswer:<\/p>\n\n
\nAll organisms begin their life from a single cell, called
\n1. Male gamete
\n2. Female gamete
\n3. Microspore
\n4. Zygote
\nAnswer:
\n4. Zygote<\/p>\n
\nBisexual condition in fungi Are described as
\n1. Homothallism
\n2. Heterothallism
\n3. Dioecious condition
\n4. Isogamy
\nAnswer:
\n1. Homothallism<\/p>\n
\nCladophora produces
\n1. Homogametes
\n2. Anisogametes
\n3. Heterogametes
\n4. Oogametes
\nAnswer:
\n1. Homogametes<\/p>\n
\nDiploid structure in the embryo sac is
\n1. Secondaiy nucleus
\n2. Egg apparatus
\n3. Antipodal cells
\n4. Synergids
\nAnswer:
\n1. Secondaiy nucleus<\/p>\n
\nEukaryotic organisms which reproduce by binary lisslon are
\n1) Yeast
\n2) Euglena
\n3) Bacteria
\n4) Fungi
\nAnswer:
\n2) Euglena<\/p>\n
\nFragmentation mode of vegetative reproduction occurs by
\n1. The formation of zoospores
\n2. The formation ofconidia
\n3. The formation of spores
\n4. The split\/break of the vegetative body
\nAnswer:
\n4. The split\/break of the vegetative body<\/p>\n
\nFemale gametophyte of angiosperms Is called
\n1) Embryo
\n2) Ovum
\n3) Egg
\n4) Embry\u00f2sac
\nAnswer:
\n4) Embry\u00f2sac<\/p>\n
\nHighl\u00fd reduced gametophyte is found in
\n1) Bryophytes
\n2) Pteridophytes
\n3) Gymnosperms
\n4) Angiosperms
\nAnswer:
\n4) Angiosperms<\/p>\n
\nType of life cycle In anglosperms Is
\n1) Haplo-diplontic
\n2) Diplo-haplontic
\n3) Diplontic
\n4) Haplontic
\nAnswer:
\n3) Diplontic<\/p>\n
\nPlants that are produced vegetatively or asexually are called
\n1. Hybrids
\n2. Clones
\n3. Mutants
\n4. Variants
\nAnswer:
\n2. Clones<\/p>\n
\nVegetative reproduction occurs through gemmac in
\n1. Angiosperms
\n2. Gymnosperms
\n3. Liverworts
\n4. Pteridophytes
\nAnswer:
\n3. Liverworts<\/p>\n
\nThe scourge of water bodies or \u2018Terror of Bengal\u2019 Is
\n1. Water hyacinth
\n2. Pistia
\n3. Hydrifla
\n4. Vallisneria
\nAnswer:
\n1. Water hyacinth<\/p>\n
\nIn seed plants, the male gametes arc carried to the egg by
\n1.Water
\n2.Wind
\n3. Insects
\n4. Pollen tube
\nAnswer:
\n4. Pollen tube<\/p>\n
\nMIcroscopic angiospermic plant belongs to the genus
\n1.Wolffia
\n2. Eucalyptus
\n3. Agave
\n4. Sequoia
\nAnswer:
\n1.Wolffia<\/p>\n
\nAsexual reproduction occurs by budding in
\n1. Cladophora
\n2. Rhizopus
\n3. Penicillium
\n4. Yeast
\nAnswer:
\n4. Yeast<\/p>\n
\nNumber of chromosomes found in the endosperm cell of rice Is
\n1) 24
\n2) 12
\n3) 36
\n4) 48
\nAnswer:
\n3) 36<\/p>\n
\nNumber of nuclei involved in double fertilisation are
\n1. Two
\n2.Three
\n3. Five
\n4. Six
\nAnswer:
\n3. Five<\/p>\n
\nBoth male and female gametes are motile in
\n1. few fungi and algae
\n2. Gymnosperms
\n3. Angiosperms
\n4. Spermatophytes
\nAnswer:
\n1. few fungi and algae<\/p>\n
\nThe scientific name of century plant is
\n1. Strobilanthus kunthiana
\n2. Smilax zeylanica
\n3. Agave americana
\n4. Dracaena angustifolia
\nAnswer:
\n3. Agave americana<\/p>\n
\nNeelakuranji plant flowers during the months of
\n1. January-February
\n2. September-October
\n3. November-December
\n4. June-July
\nAnswer:
\n1. January-February<\/p>\n
\nThe mangrove plant producing pneumatophores shows
\n1. Vivipary
\n2. Parthonogenesis
\n3. Extemal fertilisation
\n4. Isogamy
\nAnswer:
\n1. Vivipary<\/p>\n
\nThe type of gametes produced by Fucus are
\n1. Homogametes
\n2. Isogametes
\n3. Heterogametes
\n4. Oogametes
\nAnswer:
\n3. Heterogametes<\/p>\n
\nSwarm spores are
\n1. Non-motile spores of Rhizopus
\n2. Non-motile spores of Penicillium
\n3. Zoospores of Chiamydomonas
\n4. Non-motile spores of Pteridophytes
\nAnswer:
\n3. Zoospores of Chiamydomonas<\/p>\n
\nAngiospermic plant body refers to
\n1. Primary structures only
\n2. Gametophytes only
\n3. Sporophyte only
\n4. Only the aerial part of the plant
\nAnswer:
\n3. Sporophyte only<\/p>\n
\nP. Maheswari popularized the use of ………… characters in planttuxonomy
\n1) Anatomical
\n2) Embryological
\n3) Invitro tissue culture
\n4) Morphological
\nAnswer:
\n2) Embryological<\/p>\n
\nCell division is itself a type of reproduction in
\n1) Euglena
\n2) Penciliuin
\n3) Rhizopus
\n4) Liver worts
\nAnswer:
\n1) Euglena<\/p>\n
\nBacteria and yeas( reproduce asexually by binary fission and budding respectively, because 1hc are
\n1) Microscopic organisms
\n2) Uninucleated organisms
\n3) Unicellular organisms
\n4) Heterotropic organisms
\nAnswer:
\n3) Unicellular organisms<\/p>\n
\nNumber of parents involved in asexual and sexual reproductions respectively
\n1) 2,1
\n2) 1,2
\n3) 2,2
\n4) 1,1
\nAnswer:
\n1) 2,1<\/p>\n
\nThe sequence events occurs during the entire lifespan of living organism
\n1) Juvenile phase-Mature phase-Old age -Death
\n2) Mature phase-Juvenile phase-Old age-Death
\n3) Old age-Mature phase-Juvenile phase-Death
\n4) Juvenile phase-Old age-Mature phase-Death
\nAnswer:
\n1) Juvenile phase-Mature phase-Old age -Death<\/p>\n
\nOogonium and archegonium are the female sex organs (gameiangia) respectively in
\n1) Chara and Marchantia
\n2) Maize and carica
\n3) Papaya and date palm
\n4) Marchantia and Fucus
\nAnswer:
\n1) Chara and Marchantia<\/p>\n
\nMale and female sex organs develop on different growing stalk-like structures of plant which bears rhizoids.
\n1) Papaya
\n2) Date palm
\n3) Marchantia
\n4) Chara
\nAnswer:
\n3) Marchantia<\/p>\n
\nDevelopment of an embryo from an unfertilized female gamete is known as
\n1) Amphimixis
\n2) Syngamy
\n3) Parthenogenesis
\n4) Polyembryony
\nAnswer:
\n3) Parthenogenesis<\/p>\n
\nMale gametes produced by the organisms exhibits internal fertilization which is
\n1) always motile
\n2) always non-motile
\n3) motileornon-motile
\n4) fixed
\nAnswer:
\n3) motileornon-motile<\/p>\n
\nIn seed plants, male gametes are carried to the vicinity of female gamete by
\n1) external water
\n2) pollen tube
\n3) insects
\n4) wind
\nAnswer:
\n2) pollen tube<\/p>\n
\nThick walled resistant zygote can be produced in the life cycle of these plants
\n1) Bryophytes
\n2) Pteridophytes
\n3) Thallophytes
\n4) Gymnosperms
\nAnswer:
\n3) Thallophytes<\/p>\n
\nClone is a group of individuals which got through
\n1) Self pollination
\n2) Cross pollination
\n3) Vegetative propagation
\n4) Hybridization
\nAnswer:
\n3) Vegetative propagation<\/p>\n
\nThe vital link that ensures continuity of species between organisms of one generation and the next is
\n1) Seed
\n2) Egg
\n3) Spore
\n4) Zygote
\nAnswer:
\n4) Zygote<\/p>\n
\nA bacterial cell divides every 20 minutes by binary fission. How’ much time is taken to produce 256 cells from one cell?
\n1) 2 hours
\n2) 3 hours
\n3) 2 hours 40 minutes
\n4) 1 hour 20 minutes
\nAnswer:
\n3) 2 hours 40 minutes<\/p>\n
\nRoth sporophyte and gametophyte are dioecious in
\n1) Zea mays
\n2) Carica papaya
\n3) Pinus
\n4) Colocasia
\nAnswer:
\n2) Carica papaya<\/p>\n
\nStudy the following
\na) Production of offspring by a single parent is always asexual reproduction.
\nb) Gametes are not formed in organisms which reproduce asexually.
\n1) a and b are true
\n2) a is true, b is false
\n3) a and b are false
\n4) a is false, b is true
\nAnswer:
\n3) a and b are false<\/p>\n
\nAdvantage of having \u2019spore\u2019 as a asexual reproductive unit is
\na) They are adapted for disperssal
\nb) They are produced by meiosis
\nc) They can survive long periods of unfavorable conditions.
\n1) a and b
\n2) b and c
\n3) a, band c
\n4) a and c
\nAnswer:
\n4) a and c<\/p>\n
\nA feature unique to angiosperms is
\na) Triple fusion
\nb) Syngamy
\nc) Fertilization involving pollen tube
\nd) Fertilition proceded by pollination
\n1) a and c
\n2) a only
\n3) c and d
\n4) a, c and d
\nAnswer:
\n2) a only<\/p>\n","protected":false},"excerpt":{"rendered":"