Elater mechanism for seed dispersal is exhibited by
(1) Riccia
(2) Marchantia
(3) Dryopteris
(4) Funaria
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
What type of sorus is present in Nephrolepis?
(1) Coenosorus
(2) Simple
(3) Mixed
(4) None of these
In whcih of the following groups are seeds present?
(1) Psilophyta
(2) Ginkgopsida
(3) Lycopodiophyta
(4) Bryophyta
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 |
Elaters are absent in
(1) Funaria
(2) Marchantia
(3) Pellia
(4) Porella
Cycas is classified as a gymnosperms due to its
1. motile sperms
2. fruit formation
3. naked ovule
4. pycnoxylic wood
Gelatin, an important raw material for preparation of photographic emulsion is a by product of
(1) chicken
(2) forest
(3) cattle
(4) fish
Read the following statements reagrding bryophytes and choose the incorrect option.
(1) Gametophytic phase is dominant in life cycle
(2) Fertilisation takes place in presence of water
(3) Zygote undergoes meiosis to produce sporophyte
(4) Sporophyte isphysiologically dependent on gametophyte
Classical Taxonomy is based on
(1) morphological traits
(2) habitat of organisms
(3) similarities and dissimilarities of behaviour
(4) phylogeny