Description : Pteridophytes differ from mosses/bryophytes in possessing (a) independent gametophyte (b) well developed vascular system (c) archegonia (d) flagellate spermatozoids.
Last Answer : (b) well developed vascular system
Description : Archegonia in gymnosperms. -Biology
Last Answer : answer:
Description : Archegonia male or female -Biology
Description : Are fern archegonia haploid or diploid? -Biology
Description : What are archegonia? -Biology
Description : What do archegonia produce? -Biology
Description : Is archegonia haploid or diploid? -Biology
Description : Is archegonia present in conifers? -Biology
Description : Are mosses vascular or nonvascular plant? -Biology
Description : Differences between mosses and vascular plant? -Biology
Description : What are the main characteristics of Mosses? -Biology
Description : $ Sperm in Bryophytes are flagellated. ! Sperms in bryophytes move to the mature and dehisced archegonia, under the effect of chemicals.
Last Answer : $ Sperm in Bryophytes are flagellated. ! Sperms in bryophytes move to the mature and dehisced archegonia, under ... D. If both As and R are wrong.
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))
Description : What are antheridia and archegonia?
Last Answer : Antheridia are the male gamete producing structures in bryophytes/pteridophytes Archegonia are the female gamete producing structures in bryophytes/pteridophytes.
Description : Select one of the following pairs of important features distinguishing Gnetum from Cycas and Pinus and showing affinities with angiosperms. (a) Perianth and two integuments (b) Embryo development and ... of resin duct and leaf venation (d) Presence of vessel elements and absence of archegonia
Last Answer : (d) Presence of vessel elements and absence of archegonia
Description : .Which one of the following pairs is wrongly matched? (a) Ginkgo – Archegonia (b) Salvinia – Prothallus (c) Viroids – RNA (d) Mustard – Synergids
Last Answer : (b) Salvinia – Prothallus
Description : What is common in all the three, Funaria, Dryopteris and Ginkgo? (a) Presence of archegonia (b) Well developed vascular tissues (c) Independent gametophyte (d) Independent sporophyte
Last Answer : (a) Presence of archegonia
Description : Which one is a wrong statement? (a) Haploid endosperm is typical feature of Gymnosperms. (b) Brown algae have chlorophyll a and c and fucoxanthin. (c) Archegonia are found in Bryophyta, Pteridophyta and Gymnosperms. (d) Mucor has biflagellate zoospores
Last Answer : (d) Mucor has biflagellate zoospores
Description : Sperms of both Funaria and Pteris were released together near the archegonia of Pteris. Only its sperms enter the archegonia as (a) Pteris archegonia repel Funaria sperms (b) Funaria sperms get ... (c) Funaria sperms are less mobile (d) Pteris archegonia release chemical to attract its sperms.
Last Answer : (d) Pteris archegonia release chemical to attract its sperms.
Description : Pteridophytes differ from bryophytes and thallophytes in having (a) vascular tissues (b) motile antherozoids (c) archegonia (d) alternation of generations
Last Answer : (a) vascular tissues
Description : In ferns, meiosis takes place at the time of (a) spore formation (b) spore germination (c) gamete formation (d) antheridia and archegonia formation.
Last Answer : (a) spore formation
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
Description : Bryophytes can be separated from algae, because they (a) possess archegonia (b) contain chloroplast (c) are thalloid forms (d) have no conducting tissue
Last Answer : (a) possess archegonia
Description : Which of the following is true about bryophytes? (a) They are thalloid. (b) They posses archegonia. (c) They contain chloroplast. (d) All of these
Last Answer : (d) All of these
Description : Mosses and Lichens are the characteristic vegetation of which region? -Do You Know?
Description : Lichens and Mosses are characteristic vegetation of which zone? -Do You Know?
Description : Mosses are used as packing material during transport of living material. Give reason.
Last Answer : Mosses are used as packing material during transport of living material. Give reason.
Description : How rhizoids in liverworts differ from that of mosses?
Last Answer : How rhizoids in liverworts differ from that of mosses?
Description : Explain in detail the two stages of gametophytic phase in life cycle of Mosses.
Last Answer : Explain in detail the two stages of gametophytic phase in life cycle of Mosses.
Description : What is the difference between mosses and foliose liverworts?
Last Answer : Need answer
Description : What are some mosses in a deciduous forest?
Last Answer : Thuidium delicatulum (commonly called delicate fern moss, Dicranum scoparium (broom fork moss), Polytrichum (hair cap moss; are found in the forests of Appalachia.
Description : Are mosses tall?
Last Answer : Mosses are about 1-10 cm tall, but some mosses can belarger.
Description : The non-green heterotrophic plants of plant kingdom are - (1) mosses (2) ferns (3) algae (4) fungi
Last Answer : (4) fungi Explanation: Animals and non-green plants cannot prepare their own food and depend directly or indirectly on green plants for their nutrition. This mode of nutrition is called heterotrophic ... of nutrition. But, they are classified under plant kingdom as they have many plant characters.
Description : Water conduction takes place in mosses through – (1) Xylem and Phloem (2) Xylem (3) Collenchyma (4) Parenchyma
Last Answer : (4) Parenchyma Explanation: Botanically, mosses are nonvascular plants that absorb water and nutrients mainly through their leaves and harvest carbon dioxide and sunlight to create food by photosynthesis. ... They do not have a welldeveloped xylem. Their conducting tissue is made up of parenchyma.
Description : Mosses and Lichens are the characteristic vegetation of which region?
Last Answer : Tundra region
Description : Lichens and Mosses are characteristic vegetation of which zone?
Last Answer : The polar zone
Description : Mosses growing in marshy places are called
Last Answer : bog mosses
Description : An example of mosses is
Last Answer : Polytrichum/funaria.
Description : What are bog mosses? Where do they grow in Karnataka?
Last Answer : Mosses growing in marshy places are called bog mosses. They are abundant in districts of Madikeri, Chikkamagalur, Hassan and shivamogga.
Description : The dominant phase of life cycle in these organism is haploid? A. Mosses (Answer) B. Bacteria C. Protozoa D. None
Last Answer : A. Mosses (Answer)
Description : Which of the following represent maximum number of species among global biodiversity? (a) Fungi (b) Mosses and Ferns (c) Algae (d) Lichens
Last Answer : (a) Fungi
Description : Which of the following would appear as the pioneer organisms on bare rocks? (a) Mosses (b) Green algae (c) Lichens (d) Liverworts
Last Answer : (c) Lichens
Description : .Consider the following four statements whether they are correct or wrong. A. The sporophyte in liverworts is more elaborate than that in mosses. B. Salvinia is heterosporous. C. The life-cycle in all seed-bearing plants is diplontic ... are (a) A and C (b) A and D (c) B and C (d) A and B
Last Answer : (b) A and D