A. | Attachment to a substratum by unicellular rhizoids |
B. | Haploid condition |
C. | Filamentous body |
D. | Unicellularity and colonial habitat |
E. | Lack of true roots and stem |
List I | List II |
A. Isogamous | I. Cycas |
B. Heterosporous | II. Spirogyra |
C. Gemmae | III. Selaginella |
D. Coralloid root | IV. Marchantia |
Statement I: | In Phaephyceae, laminarin is the stored food and major pigments are chlorophyll a & b |
Statement II: | In Rhodophyceae, Floridean starch is the sored food and the major pigments are chlorophyll-a, b and Phycoerythrin |
1. | Both statement I and statement II are correct |
2. | Both statement I and statement II are incorrect |
3. | Statement I is correct but statement II is incorrect |
4. | Statement I is incorrect but statement II is correct |
A. | Asexual reproduction takes place by motile spores |
B. | Sexual reproduction may be isogamous, anisogamous, or oogamous |
C. | Food is stored in the form of floridean starch |
D. | They are called red algae because of the predominance of the red pigment, r-phycoerythrin in their body |
E. | They possess chlorophyll a and d |
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) |
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. |
1. | The food stored in red algae is in the form of floridean starch |
2. | Pyrenoids in green algae contain protein besides starch |
3. | Asexual reproduction in most brown algae is by non-motile spores |
4. | Brown algae show great variation in size and form |