Pteridophytes Test 1

Total Questions:50 Total Time: 75 Min

Remaining:

 

Questions 1 of 50

Question:Vessels are not present in the xylem of

Answers Choices:

Pteridophyta

Gymnosperms

Angiosperm

Both (1) and (2)

Questions 2 of 50

Question:Heterospory is production of

Answers Choices:

Sexual and asexual spores

Large and small spores

Haploid and diploid spores

Diploid and tetraploid spores

Questions 3 of 50

Question:Which statement is true

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Spores and gametes are invariably diploids

Spores and gametes are invariably haploids

Only gametes are invariably haploids

Only spores are invariably diploids

Questions 4 of 50

Question:Heterothallism refers to

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Fusion is not accompanied with zygote formation

Fusion between morphologically similar strain

Fusion between the strains of structurally similar and physiologically different

All the above

Questions 5 of 50

Question:An advantage which made seed bearing plants so greatly surpass the ferns in colonizing the land, is the evolution of the

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Ability to photosynthesize

Fibrous root system

Woody stem

Non-swimming sperms

Questions 6 of 50

Question:In which of the following plant diploid stage generally dominates

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Algae

Ferns

Mosses

Fungi

Questions 7 of 50

Question:Which of the following is a fossil pteridophyte

Answers Choices:

Lycopodium

Lygodium

Psilotum

Rhynia

Questions 8 of 50

Question:Which of the following is aquatic and free floating fern

Answers Choices:

Azolla

Salvinia

Preris

Both (1) and (2)

Questions 9 of 50

Question:A plant having vascular supply, producing spores but lacking seed is a

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Byophyte

Pteridophyte

Gymnosperm

Angiosperm

Questions 10 of 50

Question:Formation of gametophyte directly from spore mother cell without meiosis is called

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Apospory

Apogamy

Apomictic

Apomixis

Questions 11 of 50

Question:Seed habit originated firstly in some [CBSE PMT 1996]

Answers Choices:

Pteridophytes

Pines

Monocots

Dicots

Questions 12 of 50

Question:Which of the following is not a pteridophyte

Answers Choices:

Ginkgo

Selaginella

Polypodium

Azolla

Questions 13 of 50

Question:Ectophloic siphonostele is found in

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Adiantum and Cucurbitaceae

Osmunda and Equisetum

Marsilea and Botrychium

Dicksoni and Maidenhair fern

Questions 14 of 50

Question:In pteridophytes, phloem is without

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Sieve cells

Sieve tubes

Companion cells

Both (2) and (3)

Questions 15 of 50

Question:First vascular plant is

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Thallophyta

Bryophyta

Pteridophyta

Spermatophyta

Questions 16 of 50

Question:Which pteridophyte is called as horse-tail

Answers Choices:

Equisetum

Lycopodium

Marsilea

Selaginella

Questions 17 of 50

Question:Most primitive members in which roots not present is

Answers Choices:

Psilotum

Rhynia

Lycopodium

Selaginella

Questions 18 of 50

Question:To which of the groups would you assign plant which has a vascular supply, lacks ovules and reproduces by means of spores

Answers Choices:

Gymnosperms

Thallophyta

Bryophyta

Pteridophyta

Questions 19 of 50

Question:Pteridium possess

Answers Choices:

Polycyclic dictyostele

Actinostele

Siphonostele

Amphiphloic siphonostele

Questions 20 of 50

Question:Placenta in Dryopteris is the place of attachment of

Answers Choices:

Ovules

Ramenta

Sporangia

Archegonia

Questions 21 of 50

Question:In Dryopteris, the sori are borne

Answers Choices:

Laterally

Abaxially

Adaxially

Marginally

Questions 22 of 50

Question:In Pteridophytes/ Dryopteris meiosis occurs at the time of

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Gamete formation

Spore formation

Formation of prothallus

Formation of sex organs

Questions 23 of 50

Question:Ferns are characterised by

Answers Choices:

Heterospory

Seed bearing

Homospory

Tracheids and vessels

Questions 24 of 50

Question:The aquatic fern which is an excellent biofertilizer is

Answers Choices:

Azolla

Salvinia

Marsilia

Pteridium

Questions 25 of 50

Question:The development of Dryopteris

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Eusporangiate

Leptosporangiate

Both (1) and (2)

None of these

Questions 26 of 50

Question:Spores of Dryopteris are

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Haploid

Diploid

Triploid

Tetraploid

Questions 27 of 50

Question:Fern prothallus is

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Homothallic

Heterothallic

Heterotrophic

Heteromorphic

Questions 28 of 50

Question:Sporangia and spore bearing leaf in fern is called as

Answers Choices:

Ramentum

Sorus

Indusium

Sporophyll

Questions 29 of 50

Question:Spore of fern represents

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Sporophytic stage

Gametophytic stage

Sporophytic and gametophytic stage

Apomictic stage

Questions 30 of 50

Question:Sporangia of eusporangiate ferns

Answers Choices:

Possess a single layer of wall cells

Produce very few spores

Originate from a group of initial cells

Dehiscence at the region of a well defined stomium

Questions 31 of 50

Question:Sometime prothallus of fern give rise to a fern plant. It is an example of

Answers Choices:

Apospory

Parthenogenesis

Parthenocarpy

Apogamy

Questions 32 of 50

Question:Which of the following venation is characteristic of fern

Answers Choices:

Parallel

Reticulate

Dichotomous

Open furcate

Questions 33 of 50

Question:In fern, spores are formed in

Answers Choices:

Sporangium

Oogonium

Archegonium

Stomium

Questions 34 of 50

Question:The number of spores in the sporangium of fern is

Answers Choices:

16

32

64

128

Questions 35 of 50

Question:Jacket of fern antheridium is composed of

Answers Choices:

2 cells

3 cells

4 cells

5 cells

Questions 36 of 50

Question:The first plants to appear after a forest fire are the ferns, this is because of the survival of their

Answers Choices:

Spores

Leaves

Fronds

Rhizomes

Both (3) and (4)

Questions 37 of 50

Question:Heart shaped prothallus of fern bears

Answers Choices:

Male sex organs

Female sex organs

Bisexual

None of these

Questions 38 of 50

Question:The circinate venation is the characteristic feature of ferns. It refers to

Answers Choices:

Coiling of young leaves

Arrangement of leaves on stem

Attachment of sori on leaves

Heterophilly

Questions 39 of 50

Question:Antherozoids of Selaginella has

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Elongated body with many flagella

An elongated body with two flagella at one end

Top shaped body with many flagella

Oval body with two flagella at one end

Questions 40 of 50

Question:Selaginella differs from Pteris (fern) in which of the following character

Answers Choices:

Absence of seed

Absence of vessels in xylem

Need water for fertilization

Heterosporous condition

Questions 41 of 50

Question:Selaginella has the character of evolutionary importance. That character is

Answers Choices:

Ligule

Seed

Heterospory

Strobilus

Questions 42 of 50

Question:Trabeculae endodermis is found in

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Axis and capsule of moss plant

Stem of Selaginella

Stem of Cycas

Stem of Pinus

Questions 43 of 50

Question:Which of the following is not correct with reference to Selaginella

Answers Choices:

Selaginella is commonly distributed on hills and plains

Some species of Selaginella are truly xerophytic

The vascular cylinder is protostelic

The endodermis is trabeculated

Questions 44 of 50

Question:Rhizophore in Selaginella is

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Exogenous in origin

Endogenous in origin

Internal in origin

None of the above

Questions 45 of 50

Question:Development of embryo in Selaginella is

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Meroblastic

Holoblastic

Aposporous

None of the above

Questions 46 of 50

Question:Selaginella is heterosporous. It produces two types of spores. The microspore develops into microgametophyte and the megaspore develops into megagametophyte. With respect to gametophyte, which one statement is correct

Answers Choices:

The microgametophyte is devoid of chloro—phyll at maturity

The megagametophyte possesses chlorophyll at maturity

The megagametophyte develops within the walls of megaspore

The microgametophyte develops chlorophyll at maturity

Questions 47 of 50

Question:Number of megaspore in Selaginella rupestris is

Answers Choices:

One

Two

Six

Seven

Questions 48 of 50

Question:In Selaginella tapetum originates from

Answers Choices:

Wall of sporangium

Sporogenous tissue

Sporophyll

Basal part of cone

Questions 49 of 50

Question:Which of the following does not belong to Selaginella

Answers Choices:

Ramenta

Trabeculae

Rhizophore

Ligule

Questions 50 of 50

Question:Polystelic stem is seen in

Answers Choices:

Cycas

Riccia

Selaginella

Funaria