Description : Decot root having more than six vascular bundles are found in (a) Pea (b) Sunflower (c) Ficus (d) Ranunculus
Last Answer : Ans. ((c))
Description : Dicot root having more than six vascular bundles is (a) Pea (b) Sunflower (c) Ficus (d) Ranunculus
Last Answer : Ans:(a)
Description : Which one of the following organisms is correctly matched with its three characteristics? (a) Pea: C3 pathway, endospermic seed, vexillary aestivation (b) Tomato: twisted aestivation, axile ... imbricate aestivation, axile placentation (d) Maize: C3 pathway, closed vascular bundles, scutellum
Last Answer : (c) Onion: bulb, imbricate aestivation, axile placentation
Description : Besides paddy fields, cyanobacteria are also found inside vegetative part of (a) Equisetum (b) Psilotum (c) Pinus (d) Cycas
Last Answer : (d) Cycas.
Description : Largest sperms in the plants world are found in (a) Banyan (b) Cycas (c) Thuja (d) Pinus.
Last Answer : (b) Cycas
Description : When in plant leaves, chloroplast containing bundle sheath cells surrounds vascular bundles in several layers that anatomy is known as
Last Answer : When in plant leaves, chloroplast containing bundle sheath cells surrounds vascular bundles in several layers that anatomy is known as
Description : Give the economic importance of Cycas and Pinus.
Last Answer : Give the economic importance of Cycas and Pinus.
Description : Cross between hybrid and recessive parent is: (a) Back cross (b) Test cross (c) Monohybrid cross (d) Dihybrid cross Ans. (b) ................................................----- ... - PMT, AIIMS, MBBS,lucknow 1. Largest egg of plant kingdom belongs to: (a) Cycas (b) Pinus (c) Psidium (d) Mangfera
Last Answer : Ans. ((a))
Description : Number of cotyledons in Zea mays, Cycas and Pinus respectively are: (a) 1, 2, 4 (b) 1, 2, many (c) 2, 2, many (d) 2, 1, 4
Last Answer : Ans. ((b))
Description : Classify the following into gymnosperms and angiosperms. Wheat, pinus, bean, Cycas
Last Answer : Pinus, Cycas – Gymnosperms Wheat, bean – Angiosperms
Description : Winged pollen grains are present in (a) mustard (b) Cycas (c) mango (d) Pinus
Last Answer : (d) Pinus.
Description : Which one of the following plants is monoecious? (a) Pinus (b) Cycas (c) Papaya (d) Marchantia
Last Answer : (a) Pinus
Description : Which one of the following is monoecious? (a) Marchantia (b) Cycas (c) Pinus (d) Date palm
Last Answer : (c) Pinus
Description : .Which one pair of examples will correctly represent the grouping spermatophyta according to one of the schemes of classifying plants? (a) Acacia, sugarcane (b) Pinus, Cycas (c) Rhizopus, Triticum (d) Ginkgo, Pisum
Last Answer : (d) Ginkgo, Pisum
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 : .In Pinus/Cycas/gymnosperms, the endosperm is (a) triploid (b) haploid (c) diploid (d) tetraploid.
Last Answer : (b) haploid
Description : Resin and turpentine are obtained from (a) Cycas (b) Pinus (c) Cedrus (d) Abies.
Last Answer : (b) Pinus
Description : Transfusion tissue is present in the leaves of (a) Pinus (b) Dryopteris (c) Cycas (d) both (a) and (c).
Last Answer : (d) both (a) and (c).
Description : Which one of the following is categorised under living fossils? (a) Pinus (b) Cycas (c) Selaginella (d) Metasequoia
Description : Select the mismatch. (a) Cycas – Dioecious (b) Salvinia – Heterosporous (c) Equisetum – Homosporous (d) Pinus – Dioecious
Last Answer : (d) Pinus – Dioecious
Description : Select the mismatch (1) Cycas – Dioecious (2) Salvinia – Heterosporous (3) Equisetum – Homosporous (4) Pinus – Dioecious
Last Answer : (4) Pinus – Dioecious
Description : Winged pollen grains are present in (1) Mustard (2) Cycas (3) Mango (4) Pinus
Last Answer : (4) Pinus
Description : Medullary vascular bundles are found in
Last Answer : 3
Description : In monocots showing secondary growth, the secondary vascular bundles are found embedded in
Last Answer : In monocots showing secondary growth, the secondary vascular bundles are found embedded in – Conjunctive tissue
Description : Inverted cortical vascular bundles are found in
Last Answer : Inverted cortical vascular bundles are found in – Nyctanthes stem
Description : scattered vascular bundles embedded in the ground tissue with no definite arrangement is found in
Last Answer : scattered vascular bundles embedded in the ground tissue with no definite arrangement is found in – Stem of monocots
Description : Which of the following plants produces seeds but not flowers? (a) Maize (b) Mint (c) Peepal (d) Pinus
Last Answer : (d) Pinus
Description : In which plants vascular bundles are closed? -Biology
Last Answer : answer:
Description : Why are the vascular bundles of dicots called open bundles? -Biology
Description : Where are the vascular bundles in a plant? -Biology
Last Answer : The vascular bundles are arranged near the edge of the stem, with the phloem on the outside and the xylem on the inside.
Description : Examples of radial vascular bundles -Biology
Description : $ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by intrafascicular cambium.
Last Answer : $ Secondary growth occurs in those plants which have closed vascular bundles. ! Cork is produced by ... D. If both As and R are wrong.
Description : $ Biosphere is a closed system ! Closed vascular bundles are having intrafascicular cambium.
Last Answer : $ Biosphere is a closed system ! Closed vascular bundles are having intrafascicular cambium. A. If both As ... wrong D. If both As and R are wrong.
Description : In fern, vascular bundles are: (a) Radial (b) Hadrocentric (c) Open (d) Leptocentric
Description : Monocot root differs from dicot root in having (a) Open vascular bundles (b) Scattered vascular bundles (c) Well developed pith (d) Radially arranged vascular bundles
Last Answer : Ans:(c)
Description : Radical vascular bundles are those in which?
Last Answer : xylem and phloem occur on the different radii
Description : Why are xylem and phloem called vascular bundles?
Last Answer : Since xylem and phloem occur together they are called vascular bundles.
Description : Pericycle of roots produces (a) mechanical support (b) lateral roots (c) vascular bundles (d) adventitious buds.
Last Answer : b) lateral roots
Description : A major characteristic of monocot root is the presence of (a) vasculature without cambium (b) cambium sandwiched between phloem and xylem along the radius (c) open vascular bundles (d) scattered vascular bundles
Last Answer : (a) vasculature without cambium
Description : In the dicot root the vascular cambium originates from (a) tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem (b) cortical region (c) parenchyma between endodermis and pericycle (d) intrafascicular and interfascicular tissue in a ring.
Last Answer : (a) tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem
Description : The transverse section of a plant shows following anatomical features : (i) Large number of scattered vascular bundles surrounded by bundle sheath (ii) Large conspicuous parenchymatous ground ... (a) Monocotyledonous stem (b) Monocotyledonous root (c) Dicotyledonous stem (d) Dicotyledonous root
Last Answer : (a) Monocotyledonous stem
Description : In barley stem vascular bundles are (a) closed and scattered (b) open and in a ring (c) closed and radial (d) open and scattered.
Last Answer : (a) closed and scattered (
Description : Some vascular bundles are described as open because these (a) are surrounded by pericycle but no endodermis (b) are capable of producing secondary xylem and phloem (c) possess conjunctive tissue between xylem and phloem (d) are not surrounded by pericycle.
Last Answer : (b) are capable of producing secondary xylem and phloem
Description : Ground tissue includes (a) all tissues external to endodermis (b) all tissues except epidermis and vascular bundles (c) epidermis and cortex (d) all tissues internal to endodermis.
Last Answer : b) all tissues except epidermis and vascular bundles
Description : Closed vascular bundles lack (a) ground tissue (b) conjunctive tissue (c) cambium (d) pith.
Last Answer : (c) cambium
Description : Vascular bundles in monocotyledons are considered closed because (a) there are no vessels with perforations (b) xylem is surrounded all around by phloem (c) a bundle sheath surrounds each bundle (d) cambium is absent.
Last Answer : (d) cambium is absent.
Description : 82. Closed vascular bundles lack (1) Pith (2) Ground tissue (3) Conjunctive tissue (4) Cambium
Last Answer : Cambium
Description : Maize, Pearl millet, Black mustard and Sunflower are
Last Answer : Ans. Cross pollinated crops