Tuesday 22 November 2011

Survival Of The Species ( Plants )


1. Different plants have their own ways to ensure the survival of their species.

2. Plants needs to disperse their seeds or fruits to ensure the survival of their species.

3. Plant that disperse seeds and fruits by water.

Coconut
Lotus
Pong-pong




    The seeds or fruits of the plants that grow at river side or sea side have air space and are light.


4. Plants that disperse seeds and fruits by wind.

Angsana

Lalang













  The seeds or fruits of the plants that are disperse by wind have wing-like structure, dry, have fine
  hairs and are small.


Papaya
5. Plants that disperse seeds and fruits by animals.

Rambutans
Durian



   The fruits of the plants are fleshy, brightly coloured and edible.
   The seeds are hard and cannot be eaten.
   So the animals throw the seeds to another places.


Grass

Love Grass

Mimosas











   The seeds or fruits of the plants have hooks, to stick on animals legs and bodies and dispersed to
   other places.


6. Plants that disperse seeds and fruits by explosive mechanism.


Balsam

Rubber tree

Pea












  When the fruits of these plants ripe, their skin will dry and become hard. Then the fruits explode and
  disperse their seeds.


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