Which of the following statements about Spirogyra is correct?

(1) Lateral conjugation takes place in homothallic species.

(2) Scalariform conjugation takes place in homothallic species.

(3) Lateral conjugation takes place in heterothallic species.

(4) The type of conjugation is unrelated to homothallic and heterothallic species.

Subtopic:  Algae |
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Gametophyte and sporophyte are independent of each other in which of the following groups?

(1) Pteridophytes

(2) Angiosperms

(3) Gymnosperms

(4) Bryophytes

Subtopic:  Bryophytes |
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Which statement is correct regarding mosses?

(1) They have dominant and independent sporophyte.

(2) Their antherozoids require water for fertilization.

(3) Their archegonia produce many eggs.

(4) Their antherozoids are multiflagellated.

Subtopic:  Bryophytes |
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Occurrence of triploid (3n) primary endosperm nucleus is a characteristic feature of

(1) Algae

(2) Gymnosperms

(3) Angiosperms

(4) Bryophytes

Subtopic:  General Account of Angiosperms |
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Match Column - I with Column - II and select the correct option from the codes given below.

 

Column - I

 

Column - II

A.

Chlorophyta

(i)

Equisetum

B.

Lycopsida

(ii)

Chara

C. 

Phaeophyta

(iii) 

Selaginella

D.

Sphenopsida  

(iv)

Ectocarpus

Codes:

(1) A - (ii), B - (iii), C - (iv), D - (i)

(2) A - (iv), B - (i), C - (ii), D - (iii)

(3) A - (ii), B - (iii), C - (i), D - (iv)

(4) A - (iv), B - (i), C - (iii), D - (ii)

Subtopic:  Algae |
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Which of the following is correctly matched without exception in regard to plant classification?

(1)

Family     

- Poaceae - ae

(2)

Division

- Pteridophyta - phyta

(3)

Class         

- Bryopsida - sida

(4)  

Genus     

- Solanum - um

Subtopic:  Pteridophytes |
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Which of the following genera is associated with coralloid roots?

(1) Cycas

(2) Taxus

(3) Pinus

(4) Sequoia

Subtopic:  Gymnosperms: I | Gymnosperms |
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Match the following selected the correct option.

 

Column - I

 

Column - II

A.

Pteris

(i)

Gymnosperm

B.

Cycas

(ii)

Bryophyte

C. 

Sphagnum     

(iii)   

Algae

D.

Sargassum

(iv)

Pteridophyta

(1) A - (iv), B - (ii), C - (i), D - (iii)

(2) A - (iv), B - (i), C - (ii), D - (iii)

(3) A - (ii), B - (iii), C - (iv), D - (i)

(4) A - (i), B - (iv), C - (iii), D - (ii)

Subtopic:  Algae | Bryophytes | Gymnosperms: I | Pteridophytes | Gymnosperms |
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Which of the following groups of algae produces algin?

(1) Phaeophyceae and Chlorophyceae

(2) Rhodophyceae and Phaeophyceae

(3) Chlorophyceae and Rhodophyceae

(4) Phaeophyceae only

Subtopic:  Pheophyceae: Brown Algae |
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Which of the following are homosporous pteridophytes?

I. Selaginella

II. Lycopodium

III. Salvinia

IV. Equisetum

(1) I and IV only

(2) II and III only

(3) II and IV only

(4) III and IV only

Subtopic:  Pteridophytes |
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