Description : Which of the following species of Pinus has trifoliar spur…. a) P. sylvestris b) P. merkusii c) P. gerardiana ' d) P. wallichiana
Last Answer : c) P. gerardiana '
Description : Which of the following species of Pinus is commonly known as chir pine ......... a) P. roxburghii b) P. wallichiana c) P. insularis d) P. gerardiana
Last Answer : a) P. roxburghii
Description : The species of Pinus, seeds of which are edible is/ chilgoza comes from: (a) P. roxburghii (b) P. gerardiand (c) P. monophylla (d) P. sylvestris
Last Answer : Ans. ((b))
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 : What tissue present in leaves of Pinus conducts food and water laterally? (a) Transfusion tissue (b) Phloem (c) Xylem (d) Medullary rays
Description : Rubber is commercially obtained from: (a) Euphorbia (b) Betula (c) Hibiscus (d) Pinus
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
Description : The ovuliferous scale of Pinus is a part of ........... a) megasporophyll b) microsporophyll c) ovule d) dwarf shoot.
Last Answer : c) ovule
Description : The resin duct in Pinus stem represents a................ a)large vacuole b)intercellular space c)lysigenous cavity d)schizogenous cavity.
Last Answer : d)schizogenous cavity.
Description : In Pinus pollination is........... a)anemophilous b)hydrophilons c)zoophilons d)cheriopterous.
Last Answer : a)anemophilous
Description : Cycadeoidea is also known as…. a)Lyginopteris b)Bennettites c) Pinus d)Gnetum
Last Answer : b)Bennettites
Description : What is Chakra Species ?
Last Answer : In this figure , the interbreeding populations are represented by colored blocks. Variation can form a circle by bending in front of Klein. In nature some populations are observed ... becomes impossible. The interbreeding populations of this circle were then collectively called chakra species.
Description : The study of interelationship between species and its environment of a forest is called: (a) Autecology (b) Syneocology (c) Forest ecology (d) Co-operation
Description : Individuals of species which occur in a particular area constitute: (a) Flora (b) Fauna (c) Population (d) Flora and fauna
Last Answer : Ans. ((c))
Description : Mary’s biological concept of species is mainly based on: (a) Morphological traits (b) Reproductive isolation (c) Modes of reproduction (d) Morphology and reproduction
Description : In which stage of cell does crossing over occur? What is its role in the origin of species?
Last Answer : Ans: Pachytene of Meiosis. It brings about variations in the off spring. Continuation of these variations for several generations leads to origin of new species.
Description : Basic taxonomic unit is a) Kingdom b) Genus c) Species d) Order
Last Answer : c) Species
Description : For successful grafting, stock and scion shall be a) Of different species b) Of same species c) Of similar groups d) Of different classA
Last Answer : b) Of same species
Description : Roses can grow successfully if stock and scion are a) Of related species b)Of different species c) Of different groups d) Of similar class
Last Answer : a) Of related species
Description : Cell ‘A’ with O.P = 10 atm and T.P =5 atm is in contact with cell ‘B’ having O.P = 15 atm and T.P = 12 atm. The flow of water will be: (a) From A to B (b) Equal flow (c) From B to A (d) No flow
Description : In certain parts of India, muscular dystrophy is commonly found amongst the poor people because they eat cheap pulse from the plant (a) Pisum satiuvm (b) Lathyrus sativus (c) Cicer arietmum (d) Phaseolus mungo
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 : 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 : 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 : Inain is found in which tree ?
Last Answer : : Inain is obtained from cinchona tree.
Description : Consider the following statements: The genetic code said to be degenerate and universal which means that, (1) Amino afids may have more than one codon (2) All amino acids have mo than one codon (3) Codons are common for higher and lower organism (4) Codons are not found in bacteria
Last Answer : Ans. ((d))
Description : Consider the following statements: (1) Cucurbits are monoecious plant (2) In mango, neuter, male and female and female flowers occur together (3) Legumenous plants how unisexuality (4) Oblique septa is found in Rosaceae
Description : In the bacteria: (1) Mesosome is present (2) Nucleoid represents the genome (3) Ribosomes are found in cytoplasm (4) Histone proteins complexed with DNA
Description : The hypogeal germination is found in: (a) Bean (b) Maize (c) Rhizophora (d) Cucurbita Ans. (b) Directions: In the following questions more than one answer given may be correct select the correct ... (1) Piper-Climbing root (2) Ficus-Climbing root (3) Buttress root-Bombax (4) Vitis-Nodulated root
Description : Casparian strips are found in: (a) Periderm (b) Epidermis (c) Endodermis (d) Hypodermis
Description : Thick cuticle, sunken stomates are found in leaves of: (a) Hydrophytes (c) Mesophytes (b) Xerophytes (d) Epiphytes
Description : Nucleotide found free in the cells is: (a) CAMP (b) AMP (c) ADP (d) ATP
Description : Retort cells are found in: (a) Funaria (b) Pogonatum (c) Sphagnum (d) Porella
Description : Decot root having more than six vascular bundles are found in (a) Pea (b) Sunflower (c) Ficus (d) Ranunculus
Description : Rod-shaped elongated thick-walled lignified dead cells found in seed coat of pulses (Legumes) are (a) Macrosciereids (b) Astrosclereids (c) Brachysclereids (d) Osteosclereids
Description : Root cap is not found n: (a) Mesophytes (c) Hydrophytes (b) Xerophytes (d) Halophytes
Description : Double fertilization is found in: (a) Bryophytes (b) Angiosperms (c) Gymnosperms (d) Pteridophytes
Description : Floridean starch is found in: (a) Chlorophyceae (b) Myxophyceae (c) Phaeophyceae (d) Rhodophyceae
Description : Basal placentation is found in the family: (a) Malvaceae (b) Solanaceae (c) Fabaceae (d) Asteraceae
Description : Cell sap is found inside a. Protoplasm b. Cytoplasm c. Nucleoplasm d. Vacuole
Last Answer : d. Vacuole
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 : Included phloem is found in
Last Answer : Included phloem is found in – Salvadora.
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 : Helobial development of endosperms is found in
Last Answer : Helobial development of endosperms is found in – Monocots
Description : Soft wood is found in
Last Answer : Soft wood is found in – Gymnospersms
Description : Ephydrophily is found in
Last Answer : Ephydrophily is found in – Vallisnaria
Description : Very long pollen with needle shaped structures are found in
Last Answer : Very long pollen with needle shaped structures are found in – Zostera