Description : In which of the following would you place the plants having vascular tissue lacking seeds? (a) Pteridophytes (b) Gymnosperms (c) Algae (d) Bryophytes
Last Answer : (a) Pteridophytes
Description : Read the following five statements (A to E) and select the option with all correct statements. A. Mosses and lichens are the first organisms to colonise a bare rock. B. Selaginella is a homosporous pteridophyte. C. Coralloid roots in Cycas ... D and E (b) B, C and E (c) A, C and D (d) B, C and D
Last Answer : (a) A, D and E
Description : Read the following statements (A - E) and answer the question which follows them. (A) In liverworts, mosses and ferns gametophytes are free-living. (B) Gymnosperms and some ferns are heterosporous. (C) Sexual ... How many of the above statements are correct? (a) Three (b) Four (c) One (d) Two
Last Answer : (a) Three
Description : Delicious chilgoza seeds, commercially important products such as turpentine and resin and the drug ephedrine, useful in asthma and other respiratory ailments, are all obtained from plants that are (a) Ferns (b) Algae (c) Monocotyledons and dicotyledons (d) Gymnosperms
Last Answer : Ans:(d)
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 : The non-green heterotrophic plants of plant kingdom are (1) mosses (2) ferns (3) algae (4) fungi
Last Answer : fungi
Description : $ Angiosperms produce seeds, but do not produce fruits. ! Fruit and seed formation occurs in Gymnosperms.
Last Answer : $ Angiosperms produce seeds, but do not produce fruits. ! Fruit and seed formation occurs in Gymnosperms. A. ... wrong D. If both As and R are wrong.
Description : $ Those plants which produce seeds, without the formation of fruits are called Gymnosperms. ! Endosperm is triploid in Angiospherms
Last Answer : $ Those plants which produce seeds, without the formation of fruits are called Gymnosperms. ! Endosperm is ... D. If both As and R are wrong.
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 : Plants reproducing by spores such as mosses and ferns are grouped under the general term (a) cryptogams (b) bryophytes (c) sporophytes (d) thallophytes
Last Answer : (a) cryptogams
Description : Syngamy can occur outside the body of the organism in (a) mosses (b) algae (c) ferns (d) fungi.
Last Answer : (b) algae
Description : Which of the following are the most common bryophytes? a) ferns b) cone-bearing plants c) mosses and liverworts d) flowering plants
Last Answer : ANSWER: C -- MOSSES AND LIVERWORTS
Description : Mention the economic importance of pteridophytes/ferns.
Last Answer : a) Ferns are grown for their ornamental value. b) Leaves of pteridophytes are used in making flower bouquet. c) Some ferns are of medicinal importance. d) Some ferns like horse-tail and club mosses are involved in the formation of fossil fuels like coal and petroleum.
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 : The name given to a structure present in angiosperms but lacking in gymnosperms is?
Last Answer : ANSWER: OVARY or OVULARY
Description : which structures were required for the evolution of the ferns and gymnosperms? -General Knowledge
Last Answer : Megaphylls and vascular tissue were required for the evolution of the ferns and gymnosperms.
Description : Liverworts and mosses are characterized by their lack of vascular conducting tissue. These two groups of plants, liverwort and mosses, are known by which of the following terms: a) thallophytes (pron: THAL-o-fights) ... (pron: JIM-na-sperms) c) bryophytes (pron: BRIE-o-fights) d) none of the above
Last Answer : ANSWER: C -- BRYOPHYTES
Description : $ Tracheophytes are the plants with vascular tissues. ! Tracheophytes are of three types (i) Pteridophytes (ii) Gymnosperms (iii) Angiosperms
Last Answer : $ Tracheophytes are the plants with vascular tissues. ! Tracheophytes are of three types (i) Pteridophytes (ii ... D. If both As and R are wrong.
Description : Double fertilization is found in: (a) Bryophytes (b) Angiosperms (c) Gymnosperms (d) Pteridophytes
Last Answer : Ans. ((b))
Description : Which of the following are mostly woody trees, always perennials and never herbs or annuals? (a) Angiosperms (b) Gymnosperms (c) Pteridophytes (d) Bryophytes
Last Answer : Ans:(b)
Description : Pollination occurs in (a) bryophytes and angiosperms (b) pteridophytes and angiosperms (c) angiosperms and gymnosperms (d) angiosperms and fungi.
Last Answer : (c) angiosperms and gymnosperm
Description : .A well developed archegonium with neck consisting of 4-6 rows and neck canal cells, characterises (a) gymnosperms and flowering plants (b) pteridophytes and gymnosperms (c) gymnosperms only (d) bryophytes and pteridophytes
Last Answer : d) bryophytes and pteridophytes.
Description : .Multicellular branched rhizoids and leafy gametophytes are the characteristics of (a) some bryophytes (b) pteridophytes (c) all bryophytes (d) gymnosperms.
Last Answer : (a) some bryophytes
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.
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
Description : Which hormone is found in fruits, flowers, seeds, leaves and roots ?
Last Answer : Ethylene hormone is found in fruits, flowers, seeds, leaves and roots.
Description : Parthenocarpic tomato fruits can be producedby (a) treating the plants with phenylmercuric acetate (b) removing androecium of flowers before pollen grains are released (c) treating the plants with low concentrations of gibberellic acid and auxins (d) raising the plants from vernalized seeds
Last Answer : (c) treating the plants with low concentrations of gibberellic acid and auxins
Description : Our major foods, fibres, spices, fruits and beverage crops are (a) Flowering plants (b) Gymnospermous plants (c) Pteridophytes (d) Bryophytes
Last Answer : Ans:(a)
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)
Description : Fruits are not produced in gymnosperms. Why?
Last Answer : Because they are without an ovary
Description : Allelochemicals are mostly present in which of the following plant parts a). Flowers and fruits b). Leaves and stems c). Roots d). All
Last Answer : d). All
Description : having problems growing ferns under a tree, is it the location?
Last Answer : it's the locations................they are competing for the same ground................watering is different.............
Description : Sporocarp is a reproductive structure of (a) Some algae (b) Some aquatic ferns (c) Angiosperms having spores (d) Bryophytes
Description : Which plant produces seeds but not flowers? -Do You Know?
Last Answer : answer:
Description : Which plant produces seeds but not flowers?
Last Answer : Groundnut
Description : Which group of plants have seeds, but no fruits?
Last Answer : Ans: Gymnosperms.
Description : Tracheids differ from other tracheary elements in (a) having Casparian strips (b) being imperforate (c) lacking nucleus (d) being lignified.
Last Answer : (b) being imperforate
Description : Tracheids differ from other tracheary elements in (a) having Casparian strips (b) being imperforate (c) lacking nucleus (d) being lignified
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 : I am getting a couple of plant stands for my new place and would love a few hanging ferns to go with them. Suggestions?
Last Answer : I’ve always liked Boston or Asparagus Ferns. English Ivy is hard to kill it’s so easy to care for. Just cut it back once in a while. I also like Peperomia. It’s not ivy or fern but it’s very easy to grow and looks good with the others. I’ll have to check the spelling on that.
Description : The question was regarding staghorn ferns and how to plant.
Last Answer : Need Answer
Description : The most thoroughly studied of the known bacteria- plant interactions is the (a) cyanobacterial symbiosis with some aquatic ferns (b) gall formation on certain angiosperms by Agrobacterium (c) ... stems by nitrogen fixing bacteria (d) plant growth stimulation by phosphate- solubilising bacteria.
Last Answer : (b) gall formation on certain angiosperms by Agrobacterium
Description : A plant which reproduces by means of spores (1) Mustard (2) Coriander (3) Ferns (4) Petunia
Last Answer : Ferns
Description : when to plant seeds for summer flowers
Last Answer : Next year when the danger of frost has passed it the time for seeds....maybe end of May or beginning of June.
Description : What is a plant with small white flowers and long green pods containg edible green seeds?
Last Answer : Need answer
Description : Look at the illustration of the flower. How many fruits and seeds can develop from this flower?
Last Answer : 1 fruit and 5 seeds
Description : Why do plants make seeds and fruits?
Last Answer : A fruit is the part of a flowering plant that contains the seeds.The fruit protects the seeds and also helps to spread them. Many fruits are good to eat and attract small animals, such as ... like to feed on them. The seeds pass through them unharmed and then get spread through their droppings.
Description : What type of fruits the animals and fruits and how they disperse seeds?
Last Answer : Feel Free to Answer
Description : Vitamin B is found in-----? A. Sea Foods B. Fruits and Vegetables C. Seeds (Answer) D. None of these
Last Answer : C. Seeds (Answer)
Description : Vitamin C is found in-----? A. Sea Food B. Seeds C. Fruits and Vegetables (Answer) D. None of these
Last Answer : C. Fruits and Vegetables (Answer)