Dispersal of Seeds

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

• It has hooks to hook onto the fur of animals

• It has a fibrous husk that makes it float

• It is light and has wing-like structure

• It has dry pods that split open

Part of the plant that helps in seed dispersal is _______

• Stem

• Flower

• Leaf

• Fruit

Why it is better for seeds to be dispersed far and wide?

• To provide shelter to other animals.

• For plants to have a better chance of growing healthier.

• For farmers to see which soil is good for the plants.

• For plants to protect themselves from extreme weather

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

State the way of dispersal for this seed/ fruit.

• Wind

• Water

• Explosive Mechanism

• Human and Animal

State the characters ideal for dispersion by wind.

• Small, light and hair-like

• Big, light and fibrous husk

• Small, light and sharp hooks

• Big, light and explode

Plants need to dispersed away from parent plant so that plants will have enough ________________

• basic needs

• protection

• extinction

• money

Tags

NGSS.MS-LS2-1

How do birds help plants grow in new places? Which one is in the correct order?

• Birds eat plant seeds, drop them out in new places, the seeds then grow into new baby plants.

• Birds drop out the seeds, the seeds then grow into new baby plants, birds eat plant seeds.

• Seeds grow into new baby plants, birds eat the plant seeds, birds drop out the seeds.

What will happen if all seeds of a plant fall under the parent plant?

• They all will grow into new plants

• Always only one will grow into a new plant

• Many will die and only a few will grow into new plants

• None of the above

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

It is the spreading of seeds to other places.

• germination

• habitat

• seed dispersal

Tags

NGSS.MS-LS2-4

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

• wind

• water

• animals

• explosive mechanism