In whcih of the following groups are seeds present?
(1) Psilophyta
(2) Ginkgopsida
(3) Lycopodiophyta
(4) Bryophyta
Difficulty Level:
Match the columns.
|
|
Column - I |
|
Column - II |
|
A. |
Hornwort |
1. |
Lycopodium |
|
B. |
Liverwort |
2. |
Ricciocarpus |
|
C. |
Stonewort |
3. |
Anthoceros |
|
D. |
Club moss |
4. |
Chara |
|
|
A |
B |
C |
D |
|
(1) |
2 |
3 |
4 |
1 |
|
(2) |
2 |
3 |
1 |
4 |
|
(3) |
3 |
2 |
1 |
4 |
|
(4) |
3 |
2 |
4 |
1 |
Difficulty Level:
Difficulty Level:
What type of sorus is present in Nephrolepis?
(1) Coenosorus
(2) Simple
(3) Mixed
(4) None of these
Difficulty Level:
Who proposed a five-kingdom classification and named kingdoms as Monera, Protista, Fungi, Plantae and Animalia?
(1) Herbert Copeland
(2) RH Whittaker
(3) Carl Woese
(4) Carolus Linnaeus
Difficulty Level:
Elater mechanism for seed dispersal is exhibited by
(1) Riccia
(2) Marchantia
(3) Dryopteris
(4) Funaria
Difficulty Level:
Cycas is classified as a gymnosperms due to its
(1) motile sperms
(2) fruit formation
(3) naked ovule
(4) pycnoxylic wood
Difficulty Level:
Gelatin, an important raw material for preparation of photographic emulsion is a by product of
(1) chicken
(2) forest
(3) cattle
(4) fish
Difficulty Level:
In Cycas
(1) ovlule and microsporangia are present in same sporophyll
(2) micro and megasporophyllus are present in same cone
(3) male cone and megasporophylls are borne on the same plant
(4) male cone and megasporophylls are borne on separate individual plants
Difficulty Level:
Fertilisation is internal is Spirogyra. Where would you get zygospores, if 3 filaments are conjugating by scalariform conjugation?
(1) Lateral filaments
(2) Central filaments
(3) Central filament and both lateral filaments
(4) Either central or lateral filament
Difficulty Level:
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