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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The bryophyte with most economic importance will be:
| 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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