Explain development of female gametophyte in a flowering plant. -Biology

Explain development of female gametophyte in a flowering plant. -Biology
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Description : Name the parts of angiospermic flowers in which development of male and female gametophyte takes place.

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What is meant by monosporic development of female gametophyte?

Description : What is meant by monosporic development of female gametophyte?

Last Answer : Ans: The method of embryo sac formation from single megaspore is called monosporic development.

Which is the structure in which the female gametophyte develops? -Biology

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In pines the female gametophyte contains? -Biology

Description : In pines the female gametophyte contains? -Biology

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Why is the embryo sac called the female gametophyte? -Biology

Description : Why is the embryo sac called the female gametophyte? -Biology

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$ Rhizoids of female gametophyte of selaginella are multicellular. ! Selaginella is homosporous.

Description : $ Rhizoids of female gametophyte of selaginella are multicellular. ! Selaginella is homosporous.

Last Answer : $ Rhizoids of female gametophyte of selaginella are multicellular. ! Selaginella is homosporous. A. If both As ... D. If both As and R are wrong.

Female gametophyte of angiosperms is represented by (a) ovule (b) megaspore mother cell (c) embryo sac (d) nucellus.

Description : Female gametophyte of angiosperms is represented by (a) ovule (b) megaspore mother cell (c) embryo sac (d) nucellus.

Last Answer : (c) embryo sac

Read the following five statements (A – E) and answer as asked next to them. (A) In Equisetum, the female gametophyte is retained on the parent sporophyte. (B) In Ginkgo, male gametophyte is not independent. (C) The sporophyte in Riccia is more developed than that in Polytrichum. (D) Sexual reproduction in Volvox is isogamous. (E) The spores of slime moulds lack cell walls. How many of the above statements are correct? (a) Two (b) Three (c) Four (d) One

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Last Answer : (d) One

Which one of the following is a correct statement? (a) Pteridophyte gametophyte has a protonemal and leafy stage. (b) In gymnosperms, female gametophyte is free- living. (c) Antheridiophores and archegoniophores are present in pteridophytes. (d) Origin of seed habit can be traced in pteridophytes.

Description : Which one of the following is a correct statement? (a) Pteridophyte gametophyte has a protonemal and leafy stage. (b) In gymnosperms, female gametophyte is free- living. (c) Antheridiophores and ... are present in pteridophytes. (d) Origin of seed habit can be traced in pteridophytes.

Last Answer : (d) Origin of seed habit can be traced in pteridophytes.

Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because (a) female gametophyte is free and gets dispersed like seeds (b) female gametophyte lacks archegonia (c) megaspores possess endosperm and embryo surrounded by seed coat (d) embryo develops in female gametophyte which is retained on parent sporophyte.

Description : Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because (a) female gametophyte is free and gets dispersed like seeds (b) female gametophyte ... by seed coat (d) embryo develops in female gametophyte which is retained on parent sporophyte.

Last Answer : (b) female gametophyte lacks archegonia

In angiosperm female gametophyte is: a) Embryo b) Egg Apparatus c)Embryo sac d) synergids

Description : In angiosperm female gametophyte is: a) Embryo b) Egg Apparatus c)Embryo sac d) synergids

Last Answer : Ans: c)Embryo sac

Female gametophyte of Gnetum follows the developmental pattern of ..... a) tetrasporic type b) bisporic type c) monosporic type d) none of the above.

Description : Female gametophyte of Gnetum follows the developmental pattern of ..... a) tetrasporic type b) bisporic type c) monosporic type d) none of the above.

Last Answer : a) tetrasporic type

85. Which one of the following is a correct statement ? (1) Origin of seed habit can be traced in pteridophytes (2) Pteridophyte gametophyte has a protonemal and leafy stage (3) In gymnosperms female gametophyte is free-living (4) Antheridiophores and archegoniophores are present in pteridophytes

Description : 85. Which one of the following is a correct statement ? (1) Origin of seed habit can be traced in pteridophytes (2) Pteridophyte gametophyte has a protonemal and leafy stage (3) In gymnosperms female gametophyte is free-living (4) Antheridiophores and archegoniophores are present in pteridophytes

Last Answer : Origin of seed habit can be traced in pteridophytes

Name the male and female gametophytes in flowering plants -Biology

Description : Name the male and female gametophytes in flowering plants -Biology

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Name the male and female gametophytes in flowering plants -Biology

Description : Name the male and female gametophytes in flowering plants -Biology

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Development of Sporophyte from gametophyte tissue without fusion of gametes is: (a) Apospory (b) Apogamy (c) Apomixis (d) Parthenogenesis

Description : Development of Sporophyte from gametophyte tissue without fusion of gametes is: (a) Apospory (b) Apogamy (c) Apomixis (d) Parthenogenesis

Last Answer : Ans. ((b))

Development of saprophyte from gametophyte, is called (a) Apomixis (b) Apospory (c) Apogamy (d) Dip1ospory

Description : Development of saprophyte from gametophyte, is called (a) Apomixis (b) Apospory (c) Apogamy (d) Dip1ospory

Last Answer : Ans. ((c))

Which one of the following is considered important in the development of seed habit? (a) Heterospory (b) Haplontic life cycle (c) Free-living gametophyte (d) Dependent sporophyte

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Last Answer : (a) Heterospory

Why sexual and asexual ulva plant are called as sporophyte gametophyte?

Description : Why sexual and asexual ulva plant are called as sporophyte gametophyte?

Last Answer : What is the answer ?

.Prothallus (gametophyte) gives rise to fern plant (sporophyte) without fertilization. It is (a) apospory (b) apogamy (c) parthenocarpy (d) parthenogenesis.

Description : .Prothallus (gametophyte) gives rise to fern plant (sporophyte) without fertilization. It is (a) apospory (b) apogamy (c) parthenocarpy (d) parthenogenesis.

Last Answer : (b) apogamy

The plant body of moss (Funaria) is (a) completely sporophyte (b) predominantly gametophyte with sporophyte (c) completely gametophyte (d) predominantly sporophyte with gametophyte.

Description : The plant body of moss (Funaria) is (a) completely sporophyte (b) predominantly gametophyte with sporophyte (c) completely gametophyte (d) predominantly sporophyte with gametophyte.

Last Answer : (b) predominantly gametophyte with sporophyte

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Description : Difference between sporophyte and gametophyte -Biology

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Why is the sporophyte dependent on the gametophyte? -Biology

Description : Why is the sporophyte dependent on the gametophyte? -Biology

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When is gametophyte dependent on sporophyte? -Biology

Description : When is gametophyte dependent on sporophyte? -Biology

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When does the sporophyte and gametophyte generation begin? -Biology

Description : When does the sporophyte and gametophyte generation begin? -Biology

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Why is gametophyte dominant in moss? -Biology

Description : Why is gametophyte dominant in moss? -Biology

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Why is the gametophyte generation considered haploid? -Biology

Description : Why is the gametophyte generation considered haploid? -Biology

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Strobilus gametophyte or sporophyte -Biology

Description : Strobilus gametophyte or sporophyte -Biology

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Is protonema gametophyte or sporophyte? -Biology

Description : Is protonema gametophyte or sporophyte? -Biology

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Is protonema gametophyte or sporophyte? -Biology

Description : Is protonema gametophyte or sporophyte? -Biology

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are bryophyte spores part of the sporophyte or gametophyte generation? how about fern spores? -Biology

Description : are bryophyte spores part of the sporophyte or gametophyte generation? how about fern spores? -Biology

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are bryophyte spores part of the sporophyte or gametophyte generation? how about fern spores? -Biology

Description : are bryophyte spores part of the sporophyte or gametophyte generation? how about fern spores? -Biology

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Which branch of biology in which we-study about cultivation of flowering plant?

Description : Which branch of biology in which we-study about cultivation of flowering plant?

Last Answer : Floriculture

Consider the following statements about pollination. 1. Transfer of pollen grains from the anther to ovules in the same flower or a different f lower is called pollination. 2. The pollination by wind is called anemophily. 3. Pollination is a prerequisite for seed and fruit development in all flowering plants. 4. Seeds may develop in some water ferns without pollination. Which of the above statement/s is/are correct? (a) 1 and 3 (b) 1, 2 and 4 (c) Only 2 (d) 1, 2, 3 and 4

Description : Consider the following statements about pollination. 1. Transfer of pollen grains from the anther to ovules in the same flower or a different f lower is called pollination. 2. The pollination by wind is called anemophily. 3. Pollination is a ... 1 and 3 (b) 1, 2 and 4 (c) Only 2 (d) 1, 2, 3 and 4

Last Answer : Ans:(c)

Which one of the following statements regarding post-fertilisation development in flowering plants is incorrect? (a) Ovules develop into embryo sac. (b) Ovary develops into fruit. (c) Zygote develops into embryo. (d) Central cell develops into endosperm

Description : Which one of the following statements regarding post-fertilisation development in flowering plants is incorrect? (a) Ovules develop into embryo sac. (b) Ovary develops into fruit. (c) Zygote develops into embryo. (d) Central cell develops into endosperm

Last Answer : (a) Ovules develop into embryo sac.

33. Dia-pause is a stage of ... b) Suspended reproduction b) suspended growth c) suspended flowering d) suspended development

Description : 33. Dia-pause is a stage of ... b) Suspended reproduction b) suspended growth c) suspended flowering d) suspended development

Last Answer : d) suspended development

13. Dia-pause is a stage of ... a) Suspended reproduction b) suspended growth c) suspended flowering d) suspended development

Description : 13. Dia-pause is a stage of ... a) Suspended reproduction b) suspended growth c) suspended flowering d) suspended development

Last Answer : d) suspended development

What is the reproductive advantage of Coniferous trees to drop their gametophyte containing pine cones during the winter?

Description : What is the reproductive advantage of Coniferous trees to drop their gametophyte containing pine cones during the winter?

Last Answer : So they're on the ground in the spring, when the have the best chance of beating out the smallish ground cover before they grow too big. If you're looking at a relatively mature forest, the saplings ... the ground cover, but if the ground cover were already there, they wouldn't make it above it.

$ A simple but dominant gametophyte is called Prothallus. ! Prothallus is found in Bryophytes.

Description : $ A simple but dominant gametophyte is called Prothallus. ! Prothallus is found in Bryophytes.

Last Answer : $ A simple but dominant gametophyte is called Prothallus. ! Prothallus is found in Bryophytes. A. If both As ... wrong D. If both As and R are wrong.

Compare the gametophyte and sporophyte of Bryophytes with that of Pteridophytes.

Description : Compare the gametophyte and sporophyte of Bryophytes with that of Pteridophytes.

Last Answer : Compare the gametophyte and sporophyte of Bryophytes with that of Pteridophytes.

Are the leafy plants part of the sporophyte or the gametophyte generation?

Description : Are the leafy plants part of the sporophyte or the gametophyte generation?

Last Answer : Feel Free to Answer

In a moss the gametophyte stage depends on the sporophyte stage for nutrients.?

Description : In a moss the gametophyte stage depends on the sporophyte stage for nutrients.?

Last Answer : What is the answer ?

A fern differ from a moss in prossessing: (a) Swimming/flagellated anitherozoids (b) Flask-shaped archegonia (c) Independent Sporophyte (d) Independent gametophyte

Description : A fern differ from a moss in prossessing: (a) Swimming/flagellated anitherozoids (b) Flask-shaped archegonia (c) Independent Sporophyte (d) Independent gametophyte

Last Answer : Ans. ((c))

The gametophyte is called prothallus in (1) Pteridophyta (2) Bryophyta (3) Sperrnatophyta (4) Thallophyta

Description : The gametophyte is called prothallus in (1) Pteridophyta (2) Bryophyta (3) Sperrnatophyta (4) Thallophyta

Last Answer : (1) Pteridophyta Explanation: Prothallus is usually the gametophyte stage in the life of a fern or other pteridophyte. The prothallium develops from a germinating spore. It is a short-lived and inconspicuous heart-shaped structure.

Mention the differences between gametophyte and sporophyte.

Description : Mention the differences between gametophyte and sporophyte.

Last Answer : Gametophyte 1. It is gamete producing structure 2. It is haploid 3. It is capable of photosynthesis & can lead independent life Sporophyte 1. It is spore producing structure 2. It is diploid 3. It depends on gametophyte

What is gametophyte?

Description : What is gametophyte?

Last Answer : The adult plant body of a bryophyte which produces male and female gametes is called gametophyte.

A sexual cell in plants is called a. Gamete b. Gametophyte c. Gamopetalous d. Gamosepalous

Description : A sexual cell in plants is called a. Gamete b. Gametophyte c. Gamopetalous d. Gamosepalous

Last Answer : Gamete

Formation of gametophyte directly from sporophyte without meiosis is (a) apospory (b) apogamy (c) parthenogenesis (d) amphimixis.

Description : Formation of gametophyte directly from sporophyte without meiosis is (a) apospory (b) apogamy (c) parthenogenesis (d) amphimixis.

Last Answer : (a) apospory

Male gametophyte of angiosperms is shed at (a) four celled pollen grain (b) three celled pollen grain (c) microspore mother cell (d) anther.

Description : Male gametophyte of angiosperms is shed at (a) four celled pollen grain (b) three celled pollen grain (c) microspore mother cell (d) anther.

Last Answer : b) three celled pollen grain

Male gametophyte of angiosperms/monocots is (a) microsporangium (b) nucellus (c) microspore (d) stamen

Description : Male gametophyte of angiosperms/monocots is (a) microsporangium (b) nucellus (c) microspore (d) stamen

Last Answer : (c) microspore