Thursday, 2 May 2013

Personal Details



NAME : TAMIL THIRUMANGAI A/P SHANMUGAM

NOMBIR MATRIK : D2012061384

NOMBOR IC : 810201085114

ALAMAT BERTUGAS : SJKT TUN SAMBANTHAN, SUBANG JAYA.

SUBJECT : TEKNOLOGI MAKLUMAT SEKOLAH RENDAH

Monday, 29 April 2013

Plants protect themselves


  1. from being eaten by animals - 
    • A pineapples plant has sharp thorns.
 


    • A jackfruit plant has sticky latex

  1. from extreme weather - 
    • A Cactus has needle-like leaves to reduce water loss.

    • A coconut tree has a flexible stem and divided leaves that can stand strong winds


Animals protect themselves from danger and enemies


  • Some animals have special characteristics to protect themselves.

    it has a hard shell



    • it has a venomous sting



  1. Some animals have certain behaviours to protect themselves from their enemies.

    • it pretends to be dead



  • it rolls up into a tight ball.

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Life Processes of animals


  1. Animals breathe using their lungs, gills, moist skin or trachea.

    • lung

 


 

    • gills


    • moist skin


    • tracheal syste

 

  1. Animals reproduce either by giving birth or by laying eggs.

    • life cycle of a chicken



    • life cycle of a butterfly


    3. Plants respond to stimuli such as light, water, gravity and touch

    • shoots grow towards the sunlight.


    • Roots grow towards water and in the direction of gravity.


    • some plants like the mimosa can respond to touch



Life Processes of humans


  • Breathing through lungs

Lungs and Breathing

  • Excreting and defecating to get rid of waste materials.

Humans Digestive System

 

  • Responding to stimuli for survival and to protect themselves from harm.

Response to Stimuli

 

  • Reproducing by giving birth.

Humans' reproduction