Q.1
Which of the following group of algae produces align?
  • a) Phaeophyceae and Chlorophyceae
  • b) Rhodophyceae and Phaeophyceae
  • c) Chlorophyceae and Rhodophyceae
  • d) Phaeophyceae only
Q.2
Haplo-diplontic life cycle is found in:
  • a) Ectocarpus.
  • b) Spirogyra.
  • c) Fucus.
  • d) Cycas.
Q.3
Which of the given genera is homosporous?
  • a) Cycas
  • b) Pinus
  • c) Selaginella
  • d) Lycopodium
Q.4
Which statement is correct regarding mosses?
  • a) They have dominant and independent sporophyte
  • b) Their antherozoids require water for fertilization
  • c) Their archegonia produce many eggs
  • d) Their antherozoids are multiflagellated
Q.5
Gametophyte and sporophyte are independent of each other in which of the following groups?
  • a) Pteridophytes
  • b) Angiosperms
  • c) Gymnosperms
  • d) Bryophytes
Q.6
Which of the following statements about Spirogyra is correct?
  • a) Lateral conjugation takes place in homothallic species
  • b) Scalariform conjugation takes place in homothallic species
  • c) Lateral conjugation takes place in heterothallic species
  • d) The type of conjugation is unrelated to homothallic and heterothallic species
Q.7
Chlorenchyma is known to develop in the
  • a) cytoplasm of Chlorella
  • b) mycelium of a green mould such as Aspergillus
  • c) spore capsule of moss
  • d) pollen tube of Pinus
Q.8
Ectophloic siphonostele is found in
  • a) Osmunda and Equisetum
  • b) Marsilea and Botrychium
  • c) Adiantum and Cucurbitaceae
  • d) Dicksonia and Maidenhair fern
Q.9
“Ordines Anomali” of Bentham and Hooker includes
  • a) seed plants showing abnormal forms of growth and devlopment
  • b) plants described only in fossil state
  • c) plants described in the literature but which Bentham and Hooker did not see in original
  • d) a few orders which could not be placed satisfactorily in the classificat
Q.10
Mossess and ferns are found in moist and shady place because both
  • a) require presence of water for fertilization
  • b) do not need sunlight for photosynthesis
  • c) depend for their nutrition on microorganisms which can survive only at low temperature
  • d) cannot compete with sun-loving plants
Q.11
In Ulothrix meiosis takes place in
  • a) cells of the filament
  • b) holdfast
  • c) zygote
  • d) zoospores
Q.12
Megasporophyll of Cycas has the same nature as
  • a) stamen
  • b) petal
  • c) sepal
  • d) carpel
Q.13
The plant body of moss ( Funaria) is
  • a) completely sporophyte
  • b) predominantly sporophyte with gametophyte
  • c) completely gametophyte
  • d) predominantly gametophyte with sporophyte
Q.14
Porous wood has abundance of
  • a) vessels
  • b) fibres only
  • c) tracheids
  • d) sieve tubes
Q.15
The wood of Pinus is
  • a) manoxylic
  • b) pycnoxylic
  • c) polyxylic
  • d) manoxylic and pycnoxylic
Q.16
The world’s tallest flowering tree is
  • a) Sequoia
  • b) Eucalyptus
  • c) Pinus
  • d) Cedrus
Q.17
Roots of higher plants show symbiosis with mycorrhizas for obtaining
  • a) sulphates
  • b) nitrogen
  • c) phosphates
  • d) all of these
Q.18
Maximum protein is present in (which is used as food in space)
  • a) Chlorella
  • b) Scendesmus
  • c) Porphyra
  • d) Spirulina
Q.19
This plant is used as a packing material and also forms an excellent fodder for feeding cattle.
  • a) Medicago
  • b) Pongamia
  • c) Crotolaria
  • d) All of these
Q.20
Shape of chloroplast present in Ulothrix is
  • a) cup shaped
  • b) girdle shaped
  • c) star shaped
  • d) diffused type
Q.21
Chlorophyll present in red algae is
  • a) a, d
  • b) a, b
  • c) a, c
  • d) b, c
Q.22
Non flowering plants are included under Explanation is provided, please click on
  • a) cryptogamae
  • b) phanerogamae
  • c) angiosperms
  • d) any of these
Q.23
The most primitive among the living vascular plants are the
  • a) ferns
  • b) brown algae
  • c) mosses
  • d) cycads
Q.24
In a moss the sporophyte
  • a) is partially parasitic on the gametophyte
  • b) produces gametes that give rise to the gametophyte
  • c) arises from spore produced from the gametophyte
  • d) manufactures food for itself, as well as for the gametophyte
Q.25
Conifers differ from grasses in the:
  • a) production of seeds from ovules
  • b) lack of xylem tracheids
  • c) absence of pollen tubes
  • d) formation of endosperm before fertilization
Q.26
Moss peat is used as a packing material for sending flowers and live plants to distant place because
  • a) it is easily available
  • b) it is hygroscopic
  • c) it reduces transpiration
  • d) it serves as a disinfectant
Q.27
If you are asked to classify the various algae into distinct groups, which of the following character you should choose?
  • a) Types of pigments present in the cell
  • b) Nature of stored food material in the cell
  • c) Structural organization of thallus
  • d) Chemical composition of the cell wall
Q.28
Spore dissemination in some liverwrots is aided by
  • a) elasters
  • b) indusium
  • c) calyptra
  • d) peristome teeth
Q.29
In gymnosperms, the pollen chamber represents
  • a) a cell in pollen grain in which the sperms are formed
  • b) a cavity in the ovule in which pollen grains are stored after pollination
  • c) an opening in the megagametophyte through which the pollen tube approaches the egg
  • d) the microsporangium in which pollen grain develop
Q.30
Flagellated male gametes are present in all the three of which one of the following sets?
  • a) Anthoceros, Funaria and Spirogyra
  • b) Zygnema, Saprolegnia and Hydrilla
  • c) Fucus, Marsilea and Calotropis
  • d) Riccia, Dryopteris and Cycas
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