List-I | List-II | ||
(a) | Chlamydomonas | (i) | Moss |
(b) | Cycas | (ii) | Pteridophyte |
(c) | Selaginella | (iii) | Alga |
(d) | Sphagnum | (iv) | Gymnosperm |
(a) | (b) | (c) | (d) | |
1. | (iii) | (i) | (ii) | (iv) |
2. | (iii) | (iv) | (ii) | (i) |
3. | (iii) | (ii) | (i) | (iv) |
4. | (ii) | (iii) | (i) | (iv) |
Which one of the following structures is haploid in its ploidy level?
1. Primary Endospore Nucleus
2. Microspore Mother cell
3. Protonemal cell of a moss
4. Primary endosperm nucleus in dicot
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. |
1. | (A) is False but (R) is True. |
2. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
3. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
4. | (A) is True but (R) is False. |
Read the following statements (A-E) and answer the question which follows them.
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?
1. Two
2. Three
3. Four
4. One
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 |
(a) | (b) | (c) | (d) | |
1. | (ii) | (iv) | (i) | (iii) |
2. | (iv) | (i) | (ii) | (iii) |
3. | (ii) | (iii) | (iv) | (i) |
4. | (iii) | (iv) | (i) | (ii) |
Match List -I with List-II:
List - I | List - II | ||
a. | Cedrus | (i) | Pteridophyte |
b. | Adiantum | (ii) | Gymnosperm |
c. | Sphagnum | (iii) | Liverwort |
d. | Marchantia | (iv) | Moss |
Choose the correct answer from the options given below:
a. | b. | c. | d. | |
1. | (ii) | (iii) | (i) | (iv) |
2. | (iii) | (i) | (iv) | (ii) |
3. | (ii) | (i) | (iv) | (iii) |
4. | (iii) | (iv) | (ii) | (i) |
1. | Sphagnum | 2. | Salvinia |
3. | Marchantia | 4. | Funaria |
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 358371
Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 358371
Read the following five statements (I to V) and select the option with all correct statements.
I: | Mosses and lichens are the first organisms to colonise bare rock. |
II: | Selaginella is a homosporous pteridophyte. |
III: | Coralloid roots in Cycas have VAM. |
IV: | Main plant body in bryophytes is gametophytic, whereas in pteridophytes it is sporophytic. |
V: | In gymnosperms, male and female gametophytes are present within sporangia located on sporophytes. |
1. | I, III and IV | 2. | II, III and IV |
3. | I, IV and V | 4. | II, III and V |
Assertion (A): | Bryophytes are called amphibians of the plant kingdom. |
Reason (R): | Bryophytes play an important role in plant succession on bare rocks. |
1. | Both (A) and (R) are True and (R) correctly explains (A). |
2. | Both (A) and (R) are False. |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are True but (R) does not correctly explain (A). |