Plant Kingdom · Biology · NEET
MCQ (Single Correct Answer)
Which one of the following is the characteristic feature of gymnosperms?
Match List-I with List-II.
| List - I |
List - II |
||
|---|---|---|---|
| A | Pteridophyte | I | Salvia |
| B | Bryophyte | II | Ginkgo |
| C | Angiosperm | III | Polytrichum |
| D | Gymnosperm | IV | Salvinia |
Choose the option with all correct matches.
In bryophytes, the gemmae help in which one of the following?
Given below are the stages in the life cycle of pteridophytes. Arrange the following stages in the correct sequence.
A. Prothallus stage
B. Meiosis in spore mother cells
C. Fertilisation
D. Formation of archegonia and antheridia in gametophyte.
E. Transfer of antherozoids to the archegonia in presence of water.
Choose the correct answer from the options given below:
The correct sequence of events in the life cycle of bryophytes is
A. Fusion of antherozoid with egg.
B. Attachment of gametophyte to substratum.
C. Reduction division to produce haploid spores.
D. Formation of sporophyte.
E. Release of antherozoids into water.
Choose the correct answer from the options given below :
Which one of the following is not found in Gymnosperms?
Identify the incorrect pair :
Which of the following is the correct match?
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:
Match List - I with List - II.
| List - I | List - II | ||
|---|---|---|---|
| (A) | Pteropsida | (I) | Psilotum |
| (B) | Lycopsida | (II) | Equisetum |
| (C) | Psilopsida | (III) | Adiantum |
| (D) | Sphenopsida | (IV) | Selaginella |
Choose the correct answer from the options given below :
Which classes of algae possess pigment fucoxanthin and pigment phycoerythrin, respectively ?
Which of the following statements is true?
Identify the pair of heterosporous pteridophytes among the following :
Given below are two statements : One labelled as Assertion A and the other labelled as Reason R:
Assertion A : The first stage of gametophyte in the life cycle of moss is protonema stage.
Reason R : Protonema develops directly from spores produced in capsule.
In the light of the above statements, choose the most appropriate answer from options given below:
Match List-I with List-II :
| List-I |
List-II |
||
|---|---|---|---|
| (a) | Chlamydomonas | (i) | Moss |
| (b) | Cycas | (ii) | Pteridophyte |
| (c) | Selaginella | (iii) | Alga |
| (d) | Sphagnum | (iv) | Gymnosperm |
Choose the correct answer from the options given below
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 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
Choose the correct answer from the options given below :
Hydrocolloid carrageen is obtained form :
Which of the following is incorrectly matched?
Match the plant with the kind of life cycle it exhibits:
| List - I | List - II | ||
|---|---|---|---|
| (a) | Spirogyra | (i) | Dominant diploid sporophyte vascular plant, with highly reduced male or female gametophyte |
| (b) | Fern | (ii) | Dominant haploid free-living gametophyte |
| (c) | Funaria | (iii) | Dominant diploid sporophyte alternating with reduced gametophyte called prothallus |
| (d) | Cycas | (iv) | Dominant haploid leafy gametophyte alternating with partially dependent multicellular sporophyte |
Choose the correct answer from the options given below :
A. Mosses and lichens are the first organisms to colonise a bare rock.
B. Selaginella is a homosporous pteridophyte
C. Coralloid roots in Cycas have VAM.
D. Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic.
E. In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte.
(A) In liverworts, mosses and ferns gametophytes are free-living.
(B) Gymnosperms and some ferns are heterosporous.
(C) Sexual reproduction in Fucus, Volvox and Albugo is oogamous.
(D) The sporophyte in liverworts is more elaborate than that in mosses.
(E) Both, Pinus and Marchantia are dioecious.
How many of the above statements are correct?
(A) In Equisetum, the female gametophyte is retained on the parent sporophyte.
(B) In Ginkgo, male gametophyte is not independent.
(C) The sporophyte in Riccia is more developed than that in Polytrichum.
(D) Sexual reproduction in Volvox is isogamous.
(E) The spores of slime moulds lack cell walls.
How many of the above statements are correct?
Lactobacillus, Nostoc, Chara, Nitrosomonas, Nitrobacter, Streptomyces, Saccharomyces, Trypanosoma, Porphyra, Wolffia
A. The sporophyte in liverworts is more eleborate than that in mosses.
B. Salvinia is heterosporous.
C. The life-cycle in all seed-bearing plants is diplontic.
D. In Pinus male and female cones are borne on different trees.
The two wrong statements together are
| Column $${\rm I}$$ | Column $${\rm I}$$$${\rm I}$$ | ||
|---|---|---|---|
| (A) | Peritrichous flagellation | (J) | Ginkgo |
| (B) | Living fossil | (K) | Macrocystis |
| (C) | Rhizophore | (L) | Eschericha coli |
| (D) | Smallest flowering plant | (M) | Selaginella |
| (E) | Largest perennial alga | (N) | Wolffia |
Select the correct answer from the following.