Given are the following five statements (I - V) for your consideration:
| I: | In Equisetum, the female gametophyte is retained on the parent sporophyte |
| II: | In Ginkgo, the male gametophyte is not independent |
| III: | The sporophyte in Marchantia is more developed than that in Polytrichum |
| IV: | Sexual reproduction in Volvox is isogamous |
| V: | The spores of slime moulds lack cell walls |
How many of the above statements is/are correct?
| 1. | Three | 2. | Four |
| 3. | One | 4. | Two |
If you are asked to classify the various algae into distinct groups, which of the following character would you choose?
| 1. | Types of pigments present in the cell |
| 2. | Nature of stored food material in the cell |
| 3. | Structural organization of thallus |
| 4. | Chemical composition of the cell wall |
| Statement I: | All three classes of algae possess cellulose in their cell walls. |
| Statement II: | Rhodophyceae lacks flagella, whereas Chlorophyceae can have up to 8 flagella. |
| Statement III: | Phaeophyceae stores food in the form of laminarin and starch. |
| 1. | Kelps | 2. | Ectocarpus |
| 3. | Spirogyra | 4. | Polysiphonia |
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