Seed Dispersal

1. What is seed dispersal?

• the scattering of plants

• the spreading away of seeds from parent plants

• the scattering of the parent plant from the young plants

• the development of seeds from a parent plant

2. Why do plants disperse their seeds? (more than one correct answers)

• to prevent overcrowding

• to reduce competition between the parent plant and the young plants.

• to prevent cross pollination between the parent plant and the young plants

• to get suitable place to grow

3. Dandelions disperse their seeds by....

• water

• animals

• wind

• bursting

4. Mimosa plants disperse their seeds by...

• water

• wind

• animals

5. Which of the followings is not the characteristics of fruits dispersed by animals?

• It has hooks.

• It has tasty fruit.

• It is light and fluffy.

• It has stiff hairs

6. Apples disperse their seeds by animals because....

• They have attractive petals.

• They have tasty fruits.

• The fruits are light.

• The fruits can float on water

Tags

NGSS.MS-LS1-4

7. The fruit that has fibrous husks that trap air disperse the seeds by ....

• wind

• water

• explosion

8. The fruit that has wing-like structure disperse their seeds by....

• water

• wind

• bursting

• animals

9. The plant above disperse their seeds by....

• wind

• explosion

• water

10. The plant above disperse their seeds by....

• water

• explosion

• wind

• animals