Which one of the following shows isogamy with non-flagellated gametes?

(1) Sargassum

(2) Ectocarpus

(3) Ulothrix

(4) Spirogyra

Subtopic:  Algae |
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Which of the following is responsible for peat formation?

(1) Marchantia

(2) Riccia

(3) Funaria

(4) Sphagnum

Subtopic:  Bryophytes |
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Male gametophyte with least number of cells is

(1) Pteris

(2) Funaria

(3) Lilium

(4) Pinus

Subtopic:  General Account of Angiosperms |
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Select the wrong statement.

(1) Isogametes are similar in structure, function and behaviour

(2) Anisogametes differ either in structure, function and behaviour

(3) In oomycetes female gamete is smaller and motile, while male gamete is larger and non-motile

(4) Chlamydomonas exhibits both isogamy and anisogamy and Fucus shows oogamy

Subtopic:  Algae |
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Isogamous condition with non-flagellated gametes is found in

(1) Chlamydomonas

(2) Spirogyra

(3) Volvox

(4) Fucus

Subtopic:  Algae |
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Besides paddy fields, cyanobacteria are also found inside vegetative part of

(1) Pinus

(2) Cycas

(3) Equisetum

(4) Psilotum

Subtopic:  General Accounts of Gymnosperms: II | Examples of Gymnosperms | Gymnosperms |
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Read the following statements (IV) and answer the question which follows them

I. In liverworts, mosses and ferns gametophytes are free living.

II. Gymnosperms and some ferns are heterospores.

III. Sexual reproduction in Fucus, Volvox and Albugo is oogamous.

IV. The sporophyte in liverworts is more elaborate than that in mosses.

How many of the above statements are correct?

(1) One

(2) Two

(3) Three

(4) Four

Subtopic:  Algae | Bryophytes (Liverworts) | Gymnosperms: I | Gymnosperms |
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Meiosis takes place in

(1) Meiocyte

(2) Conidia

(3) Gemmule

(4) Megaspore

Subtopic:  Life Cycle Patterns in Plants |
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Cycas and Adiantum resemble each other in having

(1) seeds

(2) motile sperms

(3) cambium

(4) vessels

Subtopic:  Examples of Gymnosperms |
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Which one of the following is a correct statement?

(1) Pteridophyte gametophyte has a protonemal and leafy stage

(2) In gymnosperms female gametophyte is free-living

(3) Antheridiophores and archegoniophores are present in pteridophytes

(4) Origin of seed habit can be traced in pteridophytes

Subtopic:  Classification of Pteridophytes: I | Classification of Pteridophytes |
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