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Plant Kingdom

807 Questions Start Allen Test
All Exams Allen Errorless
Q601 Allen PYQ MCQ
Hydrocolloid carrageen is obtained from :
A.
Phaeophyceae and Rhodophyceae
B.
Rhodophyceae only
C.
Phaeophyceae only
D.
Chlorophyceae and Phaeophyceae
Q602 Allen PYQ MCQ
Which of the following is incorrectly matched?
A.
Ulothrix ā€“ Mannitol
B.
Porphyra - Floridian Starch
C.
Volvox - Starch
D.
Ectocarpus ā€“ Fucoxanthin
Q603 Allen PYQ MCQ
Match the plant with the kind of life cycle it exhibits:
Column-IColumn-II
(a)Spirogyra
(b)Fern
(c)Funaria
(d)Cycas
(i)Dominant diploid sporophyte, vascular plant, with highly reduced male or female gametophyte
(ii)Dominant haploid free-living gametophyte
(iii)Dominant diploid sporophyte alternating with reduced gametophyte called prothallus
(iv)Dominant haploid leafy gametophyte alternating with partially dependent multicellular sporophyte
A.
aāˆ’ii, bāˆ’iii, cāˆ’iv, dāˆ’i
B.
aāˆ’iii, bāˆ’iv, cāˆ’i, dāˆ’ii
C.
aāˆ’ii, bāˆ’iv, cāˆ’i, dāˆ’iii
D.
aāˆ’iv, bāˆ’i, cāˆ’ii, dāˆ’iii
Q604 Allen PYQ Match the Columns
Match Column - I with Column - II :
Column-IColumn-II
(a)Chlamydomonas
(b)Cycas
(c)Selaginella
(d)Sphagnum
(i)Moss
(ii)Pteridophyte
(iii)Alga
(iv)Gymnosperm
A.
a - iii, b - i, c - ii, d - iv
B.
a - iii, b - iv, c - ii, d - i
C.
a - iii, b - ii, c - i, d - iv
D.
a - ii, b - iii, c - i, d - iv
Q605 Allen PYQ MCQ
Read the following statements and identify the characters related to the alga shown in the diagram:

(a) It is a member of Chlorophyceae
(b) Food is stored in the form of starch
(c) It is a monoecious plant showing oogonium and antheridium
(d) Food is stored in the form of laminarin or mannitol
(e) It shows dominance of pigments chlorophyll a, c and Fucoxanthin.
A.
a and b only
B.
a, b and c only
C.
a, c and d only
D.
c, d and e only
Q606 Allen PYQ MCQ
Identify the pair of heterosporous pteridophytes among the following :
A.
Selaginella and Salvinia
B.
Psilotum and Salvinia
C.
Equisetum and Salvinia
D.
Lycopodium and Selaginella
Q607 Allen PYQ MCQ
Assertion: The first stage of gametophyte in the life cycle of moss is protonema stage. Reason: Protonema develops directly from spores produced in capsule. In the light of the above statements, choose the most appropriate answer from the options given below:
A.
Both Assertion and Reason are correct but Reason is not the correct explanation of Assertion.
B.
Assertion is correct but Reason is not correct.
C.
Assertion is not correct but Reason is correct.
D.
Both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
Q608 Allen PYQ MCQ
Assertion: In gymnosperms the pollen grains are released from the microsporangium and carried by air currents. Reason: Air currents carry the pollen grains to the mouth of the archegonia where the male gametes are discharged and pollen tube is not formed. In the light of the above statements, choose the correct answer from the options given below:
A.
Both A and R are true but R is NOT the correct explanation of A.
B.
A is true but R is false.
C.
A is false but R is true
D.
Both A and R are true and R is the correct explanation of A.
Q609 Allen PYQ MCQ
Which classes of algae possess pigment fucoxanthin and pigment phycoerythrin, respectively?
A.
Phaeophyceae and Chlorophyceae
B.
Phaeophyceae and Rhodophyceae
C.
Chlorophyceae and Rhodophyceae
D.
Rhodophyceae and Phaeophyceae
Q610 Allen PYQ MCQ
Which of the following statements is true ?
A.
All pteridophytes exhibit haplo-diplontic pattern.
B.
Seed bearing plants follow haplontic pattern.
C.
Most algal genera are diplontic
D.
Most bryophytes do not have haplodiplontic life cycle.
Q611 Allen PYQ MCQ
Read the following statements and choose the set of correct statements : In the members of Phaeophyceae,
(A) Asexual reproduction occurs usually by biflagellate zoospores.
(B) Sexual reproduction is by oogamous method only.
(C) Stored food is in the form of carbohydrates which is either mannitol or laminarin.
(D) The major pigments found are chlorophyll a, c and carotenoids and xanthophyll.
(E) Vegetative cells have a cellulosic wall, usually covered on the outside by gelatinous coating of algin.
Choose the correct answer from the options given below :
A.
A, B, C and D only
B.
B, C, D and E only
C.
A, C, D and E only
D.
A, B, C and E only
Q612 Allen PYQ MCQ
Identify the incorrect pair :
A.
Sphenopsida ā€” Adiantum
B.
Pteropsida ā€” Dryopteris
C.
Psilopsida ā€” Psilotum
D.
Lycopsida ā€” Selaginella
Q613 Allen PYQ MCQ
Which of the following is the correct match?
A.
Gymnosperms : Cedrus, Pinus, Sequoia
B.
Angiosperms : Wolffia, Eucalyptus, Sequoia
C.
Bryophytes : Polytrichum, Polysiphonia, Sphagnum
D.
Pteridophytes : Equisetum, Ginkgo, Adiantum
Q614 Allen NCERT BASED QUESTIONS MCQ
Algae reproduce by :-
A.
Asexual
B.
Sexual
C.
Vegetative
D.
All the above
Q615 Allen NCERT BASED QUESTIONS MCQ
Stored food in Phaeophyceae is :-
A.
Laminarin or mannitol
B.
Starch
C.
Cellulose
D.
Algin
Q616 Allen NCERT BASED QUESTIONS MCQ
Asexual reproduction in maximum brown algae is by :-
A.
Biflagellated zoospore
B.
Single flagellated zoospore
C.
Aplanospore
D.
None of these
Q617 Allen NCERT BASED QUESTIONS MCQ
Pigments in Phaeophycae :-
A.
Chlorophyll a
B.
Chlorophyll c
C.
Fucoxanthin
D.
All the above
Q618 Allen NCERT BASED QUESTIONS MCQ
Generally red algae do not form :-
A.
Zoospore
B.
Non-motile spore
C.
Non-motile gamete
D.
None of these
Q619 Allen NCERT BASED QUESTIONS MCQ
The main plant body of bryophyte is :-
A.
Haploid
B.
Diploid
C.
Haplo-diploid
D.
Diplo-haploid
Q620 Allen NCERT BASED QUESTIONS MCQ
The plant body of liverworts is :-
A.
Sporophyte
B.
Thalloid
C.
With roots
D.
Xerophytic
Q621 Allen NCERT BASED QUESTIONS MCQ
Vegetative reproduction in mosses is by :-
A.
Fragmentation
B.
Budding
C.
Both (1) & (2)
D.
By spore
Q622 Allen NCERT BASED QUESTIONS MCQ
Marchantia is an example of :-
A.
Mosses
B.
Liverworts
C.
Sphenopsida
D.
Lycopsida
Q623 Allen NCERT BASED QUESTIONS MCQ
In Mosses creeping, green, branched and frequently filamentous stage is called :-
A.
Protonema
B.
Rhizome
C.
Rhizophore
D.
All of these
Q624 Allen NCERT BASED QUESTIONS MCQ
The leaves of Pteridophyta are :-
A.
Microphylls
B.
Macrophylls
C.
Both (1) & (2)
D.
None of these
Q625 Allen NCERT BASED QUESTIONS MCQ
In majority of the Pteridophytes all the spores are of similar kind such plants are called :-
A.
Homosporous
B.
Heterosporous
C.
Prothallus
D.
Protonema