Double fertilization is exhibited by:
1. Algae
2. Fungi
3. Angiosperms
4. Gymnosperms
1. | connective | 2. | placenta |
3. | thalamus or petal | 4. | anther |
Transmission tissue is a characteristic feature of:
Male gametophyte with least number of cells is present in:
1. Pteris
2. Funaria
3. Lilium
4. Pinus
1. | having no reserve food |
2. | being a diploid tissue |
3. | its formation by fusion of secondary nucleus with several sperms |
4. | being a haploid tissue |
Advantage of cleistogamy is:
1. More vigorous offspring
2. No dependence of pollinator
3. Vivipary
4. Higher genetic variability
The gynoecium consists of many free pistils in flowers of:
1. | Aloe | 2. | Tomato |
3. | Papaver | 4. | Michelia |
1. egg
2. synergid
3. zygote
4. suspensor
What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root tip cells?
1. | 63 | 2. | 84 |
3. | 21 | 4. | 42 |