← Back to Botany

Plant Kingdom

807 Questions Start Allen Test
All Exams Allen Errorless
Q451 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Spores do not form protonema but directly grow into flat branching thallus in :-
A.
Liverworts
B.
Mosses
C.
Ferns
D.
Gymnosperms
Q452 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
In Bryophyta, simplest sporophyte occur in:-
A.
Riccia
B.
Marchantia
C.
Funaria
D.
Anthoceros
Q453 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
In which of the following bryophytes there are gemmae, the means of vegetative reproduction?
A.
Riccia
B.
Marchantia
C.
Sphagnum
D.
Anthoceros
Q454 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
In Bryophytes what is absent :-
A.
Embryo formation
B.
Fertilization
C.
Motile gametes
D.
True roots and vascular tissue
Q455 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
In bryophytes fertilization takes place:-
A.
At low temp.
B.
In dry condition
C.
In presence of water
D.
In above all situation
Q456 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Which statement is true about bryophytes?
A.
They are non photosynthetic
B.
Zygote produces gametophyte on germination
C.
Spores form gametophyte plant on germination
D.
They have vascular tissues
Q457 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Which bryophyte is of economic importance ?
A.
Funaria
B.
Marchantia
C.
Riccia
D.
Sphagnum
Q458 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Mosses are gregarious because they :-
A.
Have vascular tissue
B.
Have indirect germination of spores
C.
Have direct germination of spores
D.
Have spore mother cells
Q459 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Aquatic ancestry of bryophytes is evidenced by:
A.
Their green colour
B.
Algae like protonema
C.
Many aquatic bryophytes
D.
Flagellated male gametes
Q460 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Moss sporophyte is differentiated in :-
A.
Stem & leaves
B.
Root, stem and leaves
C.
Rhizoids, stem & leaves
D.
None of these
Q461 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Oblique septa are found in which part of moss:
A.
Rhizoids of sporophyte
B.
Rhizoids of gametophyte
C.
Leaves
D.
Stem
Q462 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Mosses are ecologically important because
(I) The first organism to colonize base rocks.
(II) It decompose rocks making suitable for the growth of higher plant.
(III) It forms dense mats on soil.
(IV) It reduces the impact of falling rain and soil erosion.
A.
Only I
B.
Only II
C.
III and IV
D.
All of these
Q463 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Which of the following plants are similar in requirement of water for fertilisation?
A.
Bryophyta
B.
Pteridophyta
C.
Angiosperm
D.
Both (1) and (2)
Q464 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
The bryophyte which have great water holding capacity :-
A.
Anthoceros
B.
Sphagnum
C.
Funaria
D.
Marchantia
Q465 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
In which of the following zygote further develops to form a diploid structure ?
A.
Thallophyta
B.
Bryophyta
C.
Algae
D.
Fungi
Q466 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Bryophytes are :—
A.
First successful land plant
B.
Vascular cryptogams
C.
Non vascular cryptogams
D.
Vascular embryophytes
Q467 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Sex organ in bryophytes are :—
A.
Unicellular and jacketed
B.
Unicellular and non-jacketed
C.
Multicellular and jacketed
D.
Multicellular and non jacketed
Q468 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Fossilised fuel obtained from bog is:-
A.
Tar
B.
Peat
C.
Bio-gas
D.
Petrol
Q469 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Which structure produces the gamete bearing plant of moss ?
A.
Spore
B.
Bud
C.
Protonema
D.
Zygote
Q470 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Bryophytes show an advancement over algae in:
A.
Having multicellular sporophytic generation
B.
Having parasitic sporophyte
C.
Having zygotic meiosis
D.
None of the above
Q471 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Which bryophyte is known as Peat moss?
A.
Riccia
B.
Riella
C.
Sphagnum
D.
Marchantia
Q472 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Leafy gametophyte occurs in:-
A.
Liverworts
B.
Hornworts
C.
Moss
D.
Fern
Q473 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Sphagnum may be used as a substitute of :-
A.
Absorbent cotton
B.
Non-absorbent cotton
C.
Plastic
D.
Polythene
Q474 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
Non vascular Embryophyta are :-
A.
Thallophyta
B.
Bryophyta
C.
Pteridophyta
D.
Both (1) and (2)
Q475 Allen KINGDOM–PLANTAE – BRYOPHYTA MCQ
The water conducting tissue in Bryophyta is:-
A.
Parenchyma
B.
Sclerenchyma
C.
Tracheids
D.
Sieve tubes