plant reproduction Flashcards
Name the reproductive organ of the plant
The flower.
Name the main parts of the flower
Sepal,petal,stamen,anther,stigma,ovary
What is pollination?
Movment of pollen from the anther of a plant to the stigma of another
Where is the pollen produced?
Anther
Where are the ovules poduced in a flower?
In the ovaries
What are the feature of insects pollinated plants?
Large bright petalls scented and with nectar , sticky or spiky pollen grains, anthers inside the flowers stiff and firmly attached stigma inside flower, sticky .
What are some features of wind pollinated plants?
Small petals, often dull no scent or nectar, smooth and light pollen grains, anthers outside the flower loose on filaments, stigma outside the flower to easily catch flying pollen.
Why is insect pollination important?
Inportant for production for food crops.
What happens in fertilisation plants?
The pollen grains travel to the egg cell and fuses with it.
After fertillisation, what will the ovule become?
A seed.
What does seed dispersal mean?
The sed spead from each other and from the parent plant.
Name the main method of seed dispersal mean?
Wind animals inside(fruits), animals outside (attached to fur), self-propelled.
Why do seeds need to disperse away from the plant mother?
To reduce competition.
What do plants compete for?
Light, water, minerals and space
What is germination?
Which the organism grows from a seed.
