Q. No.The given figure shows the phylogenetic evolution of plants with A, B, C and D representing common ancestors in the lineage. Identify A, B, C and D:
A
B
C
D
1.
Vascular plants
Seed plants
Green plants
Land plants
2.
Land plants
Green plants
Seed plants
Vascular plants
3.
Green plants
Land plants
Vascular plants
Seed plants
4.
Seed plants
Vascular plants
Land plants
Green plants
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1. a homosporous plant with bisexual gametophytes
2. a heterosporous plant with bisexual gametophytes
3. a homosporous plant with unisexual gametophytes
4. a heterosporous plant with unisexual gametophytes
| 1. Gymnosperm | 2. Angiosperm |
| 3. Bryophyte | 4. Pteridophyte |
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| 1. | Gymnosperm | 2. | Angiosperm |
| 3. | Bryophyte | 4. | Pteridophyte |
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The given figure represents:
1. Equisetum, a horsetail where A is macrophyll and B is microphyll
2. Sphagnum, peat moss where A is microphyll and B is macrophyll
3. Equisetum, a horsetail where A is archegonial branch and B is antheridial branch
4. Sphagnum, peat moss where A is archegonial branch and B is antheridial branch
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1. the gametophytic generation in the life cycle of a fern
2. the sporophytic generation in the life cycle of a fern
3. the gametophytic generation in the life cycle of a moss
4. the sporophytic generation in the life cycle of a moss
| Character | Pinus | Cycas | |
| 1. | Root symbiotic association | Mycorrhiza | Cynobacteria |
| 2. | Stem | Branched | Unbranched |
| 3. | Reproductive parts | Dioecious | Monoecious |
| 4. | Scale leaves | Fall off as branches mature | Persistent, protective |
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The given diagram shows :
| 1. An alga that lacks flagellated cells 2. A liverwort 3. A heterosporous pteridophyte 4. A gymnosperm with non motile sperms |
 |
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Consider the following statements:
I. Pteridophytes are the first terrestrial plants to possess vascular bundles.
II. Main plant body in pteridophytes is sporophyte which is differentiated into true stem and leaves.
III. Genera like Selaginella and Salvinia are heterosporous.
Which of the above statements are true?
| 1. | I and II only | 2. | I and III only |
| 3. | II and III only | 4. | I, II and III |
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| 1. Red algae | 2. Bryophytes |
| 3. Pteridophytes | 4. Gymnosperms |
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