Flowers Flashcards
What is a flower?
The organ for sexual reproduction
Contains reproductive organs
Attracts pollinators
- ensure fertilization takes place
What is the female part of the flower called ?
Carpel
What is the name of the male part of the flower ?
Stamen
What is pollination?
Transfer of pollen from anther to stigma
2 ways pollination is valuable to humans
Production of fruit and seed crops
Pollination by: ??
Insects
Wind
Birds
What must occur before fertilization can take place?
Pollination
What is fertilization?
The combining of nuclei of a male & female gamete to form a zygote
After fertilization:
Mature ovule –> ?
Mature ovary –> ?
Mature ovule –> seed
Mature ovary –> fruit
What is a seed bank?
A place that conserves seeds of wild plants & crops in an effort to preserve biodiversity
4 values to seed banks
Replace lost plants
Maintain / restore biodiversity
Research in bio-engineering
Produce plants for pharmaceutical research