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 : Which of the following pairs are correctly matched? (1) Fertile spike —Ophioglossum (2) Sporangiophore—Equisetum (3) Synangium—Psilotum (4) Apophysis—Spirogyra
Last Answer : Ans. ((a))
Description : Examine the figures A, B, C and D. In which one of the four options all the items A, B, C and D are correct? A B C D (a) Chara Marchantia Fucus Pinus (b) Equisetum Ginkgo Selaginella Lycopodium (c) Selaginella Equisetum Salvinia Ginkgo (d) Funaria Adiantum Salvinia Riccia
Last Answer : (c) Selaginella Equisetum Salvinia Ginkgo
Description : Water containing cavities in vascular bundles are found in (a) sunflower (b) maize (c) Cycas (d) Pinus.
Last Answer : (b) maize
Description : Largest sperms in the plants world are found in (a) Banyan (b) Cycas (c) Thuja (d) Pinus.
Last Answer : (b) Cycas
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
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 : Winged pollen grains are present in (1) Mustard (2) Cycas (3) Mango (4) Pinus
Last Answer : (4) Pinus
Description : Importance of cyanobacteria in agriculture fields for crop improvement. -Biology
Last Answer : answer:
Description : Gas being produced by paddy fields and involved in global warming is
Last Answer : Gas being produced by paddy fields and involved in global warming is A. Chlorine B. Methane C. `CO_(2)` D. `H_(2)S`
Last Answer : Gas being produced by paddy fields and involved in global warming is A. Chlorine B. Methane C. CO(2) D. H(2)S
Description : Paddy fields of India are located in the areas of ____annual rainfall
Last Answer : 100 cm
Description : The common nitrogen-fixer in paddy fields is (a) Rhizobium (b) Azospirillum (c) Oscillatoria (d) Frankia.
Last Answer : (b) Azospirillum
Description : Which gas is released from paddy fields? a) CO2 b) H2S c) CH4 d) NH3
Last Answer : c) CH4
Description : A power tiller is relatively more suitable for : A. Puddling of low land paddy fields with a rotary tiller B. Primary tillage of upland paddy fields with a rotary tillers C. Primary tillage with a mould board plough D. Farm transportation work
Last Answer : A. Puddling of low land paddy fields with a rotary tiller
Description : Ectophloic siphonostele is found in (a) Osmunda and Equisetum (b) Marsilea and Botrychium (c) Adiantum and Cucurbitaceae (d) Dicksonia and Maiden hair fern
Last Answer : (a) Osmunda and Equisetum
Description : Strobili cones are found in (a) Salvinia (b) Pteris (c) Marchantia (d) Equisetum.
Last Answer : (d) Equisetum.
Description : Which one of the following is a vascular cryptogam? (a) Ginkgo (b) Marchantia (c) Cedrus (d) Equisetum
Last Answer : (d) Equisetum
Description : 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 ... . How many of the above statements are correct? (a) Two (b) Three (c) Four (d) One
Last Answer : (d) One
Description : Which one of the following is heterosporous? (a) Adiantum (b) Equisetum (c) Dryopteris (d) Salvinia
Last Answer : (d) Salvinia
Description : Cyanobacteria are also called blue green algae. Why?
Last Answer : Cyanobacteria contain a blue green pigment called phycocyanin in addition to chlorophyll. That is why they are also called blue green algae.
Description : Which one of the following statements is wrong? (a) Eubacteria are also called false bacteria. (b) Phycomycetes are also called algal fungi. (c) Cyanobacteria are also called blue-green algae. (d) Golden algae are also called desmids.
Last Answer : (a) Eubacteria are also called false bacteria.
Description : The cyanobacteria are also referred to as (a) protists (b) golden algae (c) slime moulds (d) blue green algae
Last Answer : (d) blue green alga
Description : The cyanobacteria are also referred to as (1) Blue green algae (2) Protists (3) Golden algae (4) Slime moulds
Last Answer : (1) Blue green algae
Description : $ Hypnospores are the thick walled resting spores produced in some Algae. ! The megaspores of Pinus are also called hypnospores.
Last Answer : $ Hypnospores are the thick walled resting spores produced in some Algae. ! The megaspores of Pinus are also ... wrong D. If both As and R are wrong.
Description : Cycadeoidea is also known as…. a)Lyginopteris b)Bennettites c) Pinus d)Gnetum
Last Answer : b)Bennettites
Description : What other fields of study involve neuroscience besides a doctor?
Last Answer : Research psychologist? biopsychology neuropsychology psychophysiology see Princeton links neuropsychology and artificial intelligence?
Description : A prokaryotic autotrophic nitrogen fixing symbiont is found in (a) Alnus (b) Cycas (c) Cicer (d) Pisum.
Description : What are 2 effects of pigments found in cyanobacteria?
Last Answer : What is the answer ?
Description : Where are cyanobacteria found?
Last Answer : Generally cyanobacteria are found in moist places (trunk of trees rocks and soil), fresh water and oceans.
Description : Enzymes are not found in (a) fungi (b) algae (c) virus (d) cyanobacteria.
Last Answer : (c) virus
Description : Which of the following are found in extreme saline conditions? (a) Eubacteria (b) Cyanobacteria (c) Mycobacteria (d) Archaebacteria
Last Answer : (d) Archaebacteria
Description : Which of the following are found in extreme saline conditions ? (1) Eubacteria (2) Cyanobacteria (3) Mycobacteria (4) Archaebacteria
Last Answer : (4) Archaebacteria
Description : Which of the following species of Pinus is not found in India ............. a) Pinus merkusii b) P. gerardiana c) P. wallichiana d) P. maritima.
Last Answer : d) P. maritima.
Description : The ovuliferous scale of Pinus is a part of ........... a) megasporophyll b) microsporophyll c) ovule d) dwarf shoot.
Last Answer : c) ovule
Description : Name three states which raise three paddy crops in a year. Name these crops also. -Geography 10th
Last Answer : Assam, West Bengal and Orissa grow three crops in a year. The crops are Aus, Aman and Boro.
Description : Why is vegetative reproduction also considered as a type of asexual reproduction? -Biology
Description : $ Flower is a modified shoot which helps in sexual reproduction. ! Monoparental reproduction is also called vegetative reproduction.
Last Answer : $ Flower is a modified shoot which helps in sexual reproduction. ! Monoparental reproduction is also called ... D. If both As and R are wrong.