Topic 5 Plant reproduction Flashcards
What part of the plant is involved in plant reproduction
The flower
What is the name of the tiny leaves that protect the bud (flower) before it opens
Sepals
What is the male part of the flower called
Stamen
What is the stamen made up of
The anther and filament
What is made in the anther
pollen
What is the female part of the flower called
Carpel
What are the 3 parts of the carpel
Stigma
Style
Ovary
What is another name for the female sex cell
Ovule
What is another name for the male sex cell in flowers
Pollen
What is pollination
When the pollen is transferred from anther to stigma
What are some features of an insect pollinated flower
Bright petals
nectar
Smell
Sticky pollen to stick to insect
What are some features of wind pollinated flower
Dull small petals
no scent
small, light pollen
What is self pollinated
When the pollen travels from anther to stigma of same flower
What happens when the pollen lands on the stigma
A pollen tube grows down the style to the ovary
The nucleus from the pollen passes down the tube and enters the ovule where it joins with the ovule nucleus
What is the name given when the male nucleus from pollen joins with the female nucleus in ovule
Fertilisation
What is made during fertilisation in a plant
A seed
What is the name given to the spreading of seeds
Seed dispersal
What different ways can seeds be dispersed from parent plant
Wind
Animal (as fruit eaten or sticking to their fur)
Explosion
Water
Once a seed lands in the correct spot what will happen to it
It will germinate and start to grow
What is the first root of seed called
Radicle
What is the first shoot of a seed called
Pumule
What is the outer coat of the seed called
Testa
What is the food store in the seed called
Cotyledon
What three things help germination
Water
Oxygen
Warmth (WOW)
