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Plant Kingdom

807 Questions Start Allen Test
All Exams Allen Errorless
Q501 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
Aquatic fern which supports the growth of blue green algae, Anabaena, and used to increase the yield of paddy crop is :-
A.
Salvinia
B.
Marsilea
C.
Selaginella
D.
Azolla
Q502 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
Most distinct type of alternation of generations is demonstrated by :—
A.
Angiosperms
B.
Ferns
C.
Gymnosperms
D.
Bryophytes
Q503 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
Presence of motile stage in life cycle & requirement of water as a medium to complete life cycle is diagnostic characters of:
A.
Thallophyta
B.
Bryophyta
C.
Pteridophyta
D.
Cryptogams
Q504 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
Evolution of seed habit first started in :-
A.
Selaginella like ancestral pteridophytes
B.
Psilotum like ancestral pteridophytes
C.
Gymnosperms
D.
Mosses
Q505 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
Which is an aquatic fern
A.
Psilotum
B.
Salvinia
C.
Chara
D.
Lycopodium
Q506 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
In ferns, the permanent roots are :-
A.
Tap root
B.
Adventitious roots
C.
Tuberous roots
D.
Rhizome
Q507 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
Independent alternation of generation is found in-
A.
Pteridophyta
B.
Spermatophyta
C.
Thallophyta
D.
Bryophyta
Q508 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
Stem distinctly differentiated in to node and internode in :-
A.
Psilopsida
B.
Lycopsida
C.
Sphenopsida
D.
Pteropsida
Q509 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
Spore producing part of pteridophytes is:-
A.
Sporangia of gametophytes
B.
Capsule of sporophytes
C.
Sporangia of sporophytes
D.
Capsule of gametophytes
Q510 Allen KINGDOM–PLANTAE – PTERIDOPHYTA MCQ
In pteridophytes, reduction division takes place in :-
A.
Zygote
B.
Spore mother cells
C.
Gametangia
D.
Prothallus
Q511 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Most advanced Gymnosperm belongs to:-
A.
Cycadales
B.
Coniferales
C.
Gnetales
D.
Cycadofillicales
Q512 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Which of the following is called father of forest?
A.
Pinus
B.
Banyan
C.
Sequoia
D.
Cedrus
Q513 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
All Gymnosperms are:-
A.
Heterosporous
B.
Arborescent/Woody
C.
Seed plants
D.
All the above
Q514 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Gymnosperm plants lack :-
A.
Vessels
B.
Fruits
C.
Companion cells
D.
All the above
Q515 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Gymnosperm plants do not produce fruits because they do not have:-
A.
ovary
B.
gametes
C.
fertilization
D.
None of these
Q516 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Ovule is morphologically equivalent to:-
A.
Megaspore
B.
Megasporangium
C.
Microspore
D.
Megasporophyll
Q517 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Cones in gymnosperm plants are usually :-
A.
Bisexual
B.
Unisexual
C.
Sterile
D.
Any of the above
Q518 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Zygote of Pteridophyte :-
A.
Undergoes reduction division just often formation
B.
Produces multicellular gametophyte
C.
Produces multicellular sporophyte
D.
Remains dormant
Q519 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Majority of the pteridophytes are :-
(I) Homosporous and produce only one kind of spores.
(II) Aquatic in nature.
(III) All are Heterosporous.
(IV) Restricted to narrow geographical zone because of specific requirement of water.
A.
I and II
B.
II and III
C.
III and IV
D.
IV and I
Q520 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Heterosporous plants are :-
A.
Plants producing one kind of spores.
B.
Plants producing large and small spores.
C.
Condition found in Funaria and Marcantia.
D.
None of these
Q521 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Gametophyte depends on sporophyte in:-
A.
Bryophyta
B.
Pteridophyta
C.
Cryptogams
D.
Spermatophyta
Q522 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Pteridophytes have only
A.
Small microphyllous leaves
B.
Large macrophyllous leaves
C.
Both microphyllous as well as macrophyllous in some of the ferns
D.
All of the above
Q523 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Ephedrine is obtained by :-
A.
Ephedra
B.
Gnetum
C.
Pinus
D.
Cycas
Q524 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Resin turpentine is obtained from:-
A.
Pinus
B.
Adiantum
C.
Club mosses
D.
Sequoia
Q525 Allen KINGDOM–PLANTAE – GYMNOSPERM MCQ
Which one is false about pteridophyte?
A.
They flourish well moist and shady condition.
B.
They are found in cool damp and shady place.
C.
The xylem posses vessels.
D.
None of these