Q.1
Which is responsible for Peat formation
  • Marchantia
  • Sphagnum
  • Funaria
  • Riccia
Q.2
Life cycle of Ectocarpus and Fucus are respectively
  • Diplontic, haplodiplontic
  • Haplodiplontic, diplontic
  • Haplontic, diplontic
  • Haplodiplontic, haplontic
Q.3
Conifers are adapted to tolerate extreme environmental conditions because of
  • Presence of vessels
  • Thick cuticle
  • Superficial stomata
  • Broad hardy leaves
Q.4
Which one is a red algae
  • Ulothrix
  • Gelidium
  • Chlorella
  • Volvox
Q.5
Seed habit is due to
  • Heterospory
  • Heterogamy
  • Homogamy
  • Homospory
Q.6
Mannitol is storage food in
  • Fucus
  • Chara
  • Gracilaria
  • Porphyra
Q.7
Gametophytes do not have free living independent existence in
  • Pteris
  • Funaria
  • Polytrichum
  • Cedrus
Q.8
Which of the following is a living Fossil
  • Ephedra
  • Taxus
  • Ginkgo
  • Abies
Q.9
In bryophytes and pteridophytes  the transport of male gametes requires
  • Wind
  • Insects
  • Water
  • Birds
Q.10
Zygotic meiosis is characteristic of
  • Chlamydomonas
  • Fucus
  • Marchantia
  • Funaria
Q.11
Pollen grains of Cycas are liberated at
  • Three celled stage
  • Two cell stage
  • Single celled
  • None of these
Q.12
Isogamous conditions with non-flagellated gametes is found in
  • Spirogyra
  • Fucus
  • Chlamydomonas
  • Volvox
Q.13
Female reproductive organ of Algae is called
  • Archegonium
  • Carpal
  • Oospore
  • Oogonium
Q.14
Which of the following is organ sui generis
  • RNA
  • Rhizophore
  • Rhizome
  • Rhizoid
Q.15
Top shaped multicilliate male gametes and seeds with two cotyledons occur in
  • Cycads
  • Polypetalous angiosperm
  • Gamopetalous angiosperm
  • Conifers
Q.16
The embryo sac of an angiosperm is made up of
  • 8 nuclei
  • 7 cells and 8 nuclei
  • 7 cells and 7 nuclei
  • 8 cells
Q.17
If the diploid number of flowering plant isWhat will be the chromosome number in its endosperm
  • 18
  • 54
  • 36
  • 72
Q.18
Coralloid roots occur in
  • Cycas
  • Pinus
  • Mosses
  • Selaginella
Q.19
Which one is a vascular cryptogams
  • Ginkgo
  • Cedrus
  • Equisetum
  • Marchantia
Q.20
Winged pollen grains are present in
  • Pinus
  • Cycas
  • Mango
  • Mustard
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