Q.1
In moss plant which part is haploid?
  • a) Spore mother cells.
  • b) Capsule.
  • c) Zygote.
  • d) Protonema.
Q.2
Assertion: Bryophytes, Pteridophytes and Spermatophytes are collectively called embryophytes. Reason: All their members possess an embryo stage.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.3
Some algal members are given below: Porphyra, Gracilaria, Polysiphonia, Gelidium, Ectocarpus, Ulothrix, Laminaria. How many of them lack flagella in their life cycle?
  • a) Three.
  • b) Four.
  • c) Five.
  • d) Six.
Q.4
In which of the following aspects bryophytes resemble algae?
  • a) Thallus like plant body, lack of vascular tissues and autotrophic nutrition.
  • b) Thallus like plant body, absence of asexual spores and autotrophic nutrition.
  • c) Differentiation of plant body into true root, stem and leaves and autotrophic nutrition.
  • d) Filamentous body, presence of vascular tissue and autotrophic nutrition.
Q.5
Assertion: Main plant body of Capsella is sporophyte which is diploid. Reason: It is differentiated into leaves, stem and root.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.6
In liver worts sporophyte is divided into foot, seta and capsule. Only capsule is present in:
  • a) Marchantia.
  • b) Riccia.
  • c) Porella.
  • d) Pellia.
Q.7
Assertion: Chara (Stone wort) is a green algae showing close similarity to the Bryophyta. Reason: Sex organs are multicellular surrounded by a sterile jacket.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.8
Assertion: Bryophytes are first land plants but not successful land plants. Reason: They lack xylem and phloem.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.9
Assertion: In gymnosperms, development of male gametophyte occurs in microsporangium. Reason: Gymnosperms are heterosporous plants in which spore show in situ germination.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.10
Gymnosperms differ from non-vascular embryophytes in:
  • a) Absence of an independent free living gametophyte stage in life cycle.
  • b) Presence of seeds without seed coat.
  • c) Possessing meiosis to form haploid spores that rise to gametophyte.
  • d) Possessing compactly arranged microsporophylls to form female cones.
Q.11
The pteridophyte with secondary growth:
  • a) Botrychium
  • b) Marsilea.
  • c) Onychium.
  • d) Isoetes.
Q.12
Which of the following algae possess Heterotrichous thallus?
  • a) Volvox.
  • b) Hydrodicton.
  • c) Ectocarpus.
  • d) Spirogyra.
Q.13
In which of the following algae, flagella are totally absent?
  • a) Chlorophyceae.
  • b) Cyanophyceae
  • c) Phaeophyceae.
  • d) Rhodophyceae.
Q.14
Adiantum is also called walking fern because:
  • a) Of its walking spores.
  • b) It walks by itself.
  • c) It grows vegetatively by its leaf tips.
  • d) It is dispersed by walking animals.
Q.15
Which of the following statement is true?
  • a) Selaginella and Lycopodium are heterosporous pteridophytes coming under class Lycopsida.
  • b) In Laminaria, gametes are pear shaped with two unequal sized flagella.
  • c) All red algae are exclusively marine.
  • d) Spirogyra reproduce by Oogamous method with non-motile male gametes but similar in size.
Q.16
Which of the following is correct regarding pteridophytes?
  • a) The development of zygote within female gametophyte is the precursor to the seed habit.
  • b) Selaginella and Salvinia are heterosporous pteridophytes.
  • c) Heterosporous pteridophytes have mega (Large) and micro (small) spores.
  • d) All of the above.
Q.17
Choose the wrong pair:
  • a) Sporophyte – Columella.
  • b) Salvinia – Prothallus.
  • c) Riccia – Biflagelleted antherozoids.
  • d) Hepaticopsida – Marchantia.
Q.18
‘Club moss’ belongs to:
  • a) Pteridophytes.
  • b) Bryophytes.
  • c) Algae.
  • d) Fungi.
Q.19
Recognize the figure and find the type of life cycle represented by this:
unit-1_ch-6_que_no-218_img_no1.png
  • a) Haplontic.
  • b) Diplontic.
  • c) Haplo-diplontic.
  • d) All of these
Q.20
Most durable heart wood is:
  • a) Tectona grandis (Teak).
  • b) Swietenia macrophylla (Mahagony).
  • c) Dalbergia lattifolia. (Litti).
  • d) Atrocarpus hirsutus (Anjily).
Q.21
Heterosporous pteridophyte always produces:
  • a) Dioecious gametophyte.
  • b) Monothallic gametophyte.
  • c) Monoecious gametophyte.
  • d) None of the above.
Q.22
Find out the mismatch:
  • a) Irish moss – Chondrus.
  • b) Green moss – Funaria.
  • c) Club moss – Selaginella.
  • d) Wolf moss – Letharia.
Q.23
Most economically important bryophyte is:
  • a) Marchantia.
  • b) Riccia.
  • c) Funaria.
  • d) Sphagnum.
Q.24
Batrachospermum (Frog spawn algae) is:
  • a) Fresh water brown algae.
  • b) Fresh water red algae.
  • c) Marine red algae.
  • d) Marine brown algae.
Q.25
Select the true statements:
  • a) Most progressive evolution of sporophyte is seen in liver worts.
  • b) Primary endosperm nucleus is haploid in angiosperms.
  • c) Eucalyptus is the smallest angiosperm.
  • d) Monotropa and Neottia are saprophytic angiosperms.
Q.26
Naked seeded plants differ from bryophytes and pteridophytes in:
  • a) Possessing true stem, root and leaves.
  • b) Presence of non integument Megasporangium.
  • c) Absence of independent free living gametophytes.
  • d) Absence of fertilization through pollen tube.
Q.27
Life cycle in which dominant, photosynthetic phase is the free living gametophyte. There is no free living sporophyte and it is represented by the one celled zygote. Meiosis occurs in it and results in the formation of haploid spores, which divided mitotically and form gametophyte. This kind of life cycle is found in:
  • a) Pinus.
  • b) Equisetum.
  • c) Buxbaumia
  • d) Chlamydomonas.
Q.28
Assertion: Spores in mosses are contained within the capsule. Reason: Spores are formed by mitotic division in mosses.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.29
Assertion: Brown algae vary from olive green to brown in colour. Reason: Fucoxanthin is responsible for colour variation in brown algae.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
Q.30
Assertion: In Diplontic life cycle, gametophyte is dominant. Reason: In Diplontic life cycle, there is no free living gametophyte.
  • a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
  • b) Both Assertion and Reason are true but Reason is NOT the correct explanation of Assertion.
  • c) Assertion is true but Reason is false.
  • d) Both Assertion and Reason are false.
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