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.
Difficulty Level:
Occurrence of triploid (3n) primary endosperm nucleus is a characteristic feature of
(1) Algae
(2) Gymnosperms
(3) Angiosperms
(4) Bryophytes
Difficulty Level:
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)
Difficulty Level:
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 |
Difficulty Level:
Which of the given genera is homosporous?
(1) Cycas
(2) Pinus
(3) Selaginella
(4) Lycopodium
Difficulty Level:
Which of the following genera is associated with coralloid roots?
(1) Cycas
(2) Taxus
(3) Pinus
(4) Sequoia
Difficulty Level:
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)
Difficulty Level:
Which of the following groups of algae produces algin?
(1) Phaeophyceae and Chlorophyceae
(2) Rhodophyceae and Phaeophyceae
(3) Chlorophyceae and Rhodophyceae
(4) Phaeophyceae only
Difficulty Level:
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
Difficulty Level:
Pick the correct group consisting of all genera exhibiting homospory.
(1) Lycopodium, Psilotum, Selaginella, Equisetum
(2) Equisetum, Pteris, Salvinia, Psilotum
(3) Salvinia, Pteris, Lycopodium, Selaginella
(4) Equisetum, Psilotum, Lycopodium, Pteris
Difficulty Level: