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 |
Which of the following plants produces seeds but not flowers:
1. Maize
2. Mint
3. Peepal
4. Pinus
Cycas have two cotyledons but are not included in angiosperms because of:
1. Naked ovules
2. Seeds like monocot
3. Circinate ptyxis
4. Compound leaves