Q. No.Bryophytes are attached to the substratum by rhizoids that are:
1. Unicellular
2. Multicellular
3. Acellular
4. Unicellular or multicellular
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Ecologically important first colonizers of rocks are:
| 1. | Lichens | 2. | Algae |
| 3. | Gymnosperms | 4. | Angiosperms |
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Evolutionarily, the first terrestrial plants to possess vascular tissues are:
| 1. | Bryophytes | 2. | Pteridophytes |
| 3. | Gnetales | 4. | Cycads |
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All the following are characteristics of bryophytes except:
| 1. | spore producing |
| 2. | dominant gametophyte |
| 3. | lignified tissues |
| 4. | producing antheridium and archegonium |
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What is not true regarding bryophytes?
| 1. | Zygote undergoes reduction division immediately |
| 2. | Sporophyte is not free living |
| 3. | Haploid spores are produced by meiosis |
| 4. | The sex organs are multi-cellular |
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1. peat moss
2. liverwort
3. hornwort
4. Polytrichum
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Which of the following Greek root word means "naked" and hence gives name to plants like cycas and pines?
| 1. | angeion | 2. | sperm |
| 3. | gymnos | 4. | gynos |
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The term ‘strobilus’ in a gymnosperm defines a:
| 1. | collection of megasporophylls |
| 2. | collection of microsporophylls |
| 3. | site of sporangial development |
| 4. | collection of megasporophylls, microsporophylls and/or a site of sporangial development |
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Female sex organs of gymnosperms are called:
| 1. | Archegonia | 2. | Female strobili |
| 3. | Megasporangium | 4. | Megasporophyll |
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Identify the incorrect statement regarding algae:
| 1. | Algae contain chlorophyll |
| 2. | Algae are autotrophic |
| 3. | Body of an alga is composed of pseudoparenchyma and hyphae |
| 4. | Cell wall of an alga is composed of true cellulose. |
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