Dispersal of Seeeds

The purpose of seed dispersal is for the seeds to __________.

• germinate at the same time

• move to the same place and grow

• move further away from the parent plant

• compete with one another for minerals in the soil

It is the spreading of seeds to other places.

• germination

• habitat

• seed dispersal

Tags

NGSS.MS-LS2-4

How are dandelion seeds dispersed?

• by animals

• by explosion or bursting

• by wind

I have parachute like structures. What is likely my dispersal method?

• wind
• water 
• animals
• explosive action

I have hooks to cling to animal fur. What is likely my dispersal method?

• wind
• water 
• animals
• explosive action

My pod splits open and seeds are thrown out with a force. What is likely my dispersal method?

• wind
• water 
• animals
• explosive action

State the characters ideal for dispersion by wind.

• Small, light and hair-like

• Small, light and sharp hooks

• Big, light and fibrous husk

• Big, light and explode

Why are shorea seeds able to be dispersed by the wind?

• It is light and has wing-like structure

• It has hooks to hook onto the fur of animals

• It has a fibrous husk that makes it float

• It has dry pods that split open

State the method of dispersal for this seed/ fruit.

• Wind

• Animal

• Water

• Splitting Action

Why are bur seeds able to be dispersed by animals?

• It is light and has wing-like structure

• It has hooks to hook onto the fur of animals

• It has a fibrous husk that makes it float

• It has dry pods that split open