Which one is wrongly matched?
| 1. | Red algae – Porphyra |
| 2. | Corelloid roots – Cycas |
| 3. | Moss – Funaria |
| 4. | Bryophyte – Pinus |
Conifers are adapted to tolerate extreme environmental conditions because of
| 1. | broad hardy leaves | 2. | superficial stomata |
| 3. | thick cuticle | 4. | the presence of vessels |
| 1. | Salvinia, Ginkgo and Pinus all are gymnosperms |
| 2. | Sequoia is one of the tallest trees |
| 3. | The leave of gymnosperms are not well adapted to extremes of climate |
| 4. | Gymnosperms are both homosporous and heterosporous |
A prokaryotic autotrophic nitrogen fixing symbiont is found in
| 1. | Cycas | 2. | Cicer |
| 3. | Pisum | 4. | Alnus |
Ovules present on loose megasporophylls, unbranched stem and dicotyledonous condition are features related to
1 Cycas
2 Pinus
3 Cedrus
4 Ephedra
Mark the incorrect statement (with respect to gymnosperms)
| 1. | Sequoia is one of the tallest tree species |
| 2. | Dimophihc roots, stem and leaves in pinus |
| 3. | Generally tap roots are present |
| 4. | Palmately compound leaves in Cycas |
In Pinus,
| I. | The stem is branched |
| II. | Roots have fungal association in the form of mycorrhiza |
| III. | The male and female strobili are borne on different trees |
| 1. | Only I is correct |
| 2. | Only II is correct |
| 3. | Only I and II are correct |
| 4. | I, II and III are correct |
Select the correct statement.
1. Salvinia, Ginkgo and Pinus all are gymnosperms
2. Sequoia is one of the tallest trees
3 The leaves of gymnosperms are not well adapted to extremes of climate
4. Gymnosperms are both homosporous and heterosporous
Besides paddy fields, cyanobacteria are also found inside vegetative part of
| 1. | Pinus | 2. | Cycas |
| 3. | Equisetum | 4. | Psilotum |