Sunday 11 December 2011
Thursday 8 December 2011
SURVIVAL OF THE SPECIES
A) The various ways animals ensure the survival of their species
1. Different animals have different ways to ensure the survival of their species.
2. Some of the animals take care of their eggs and young.
3. The picture shows a few animals that takes care of their eggs and young.
a) Eggs
b) young
4. Below shows how some animals take care of their eggs and young.
a) Tilapia fishes
b) Birds
c) Frogs
d) Tigers
e) Turtle
f) Kangaroo
5. Animals take care of their eggs and young to ensure the survival of their species.
1. Different animals have different ways to ensure the survival of their species.
2. Some of the animals take care of their eggs and young.
3. The picture shows a few animals that takes care of their eggs and young.
a) Eggs
4. Below shows how some animals take care of their eggs and young.
a) Tilapia fishes
 |
| keep their young in their mouth |
 |
| feed their young |
 |
| lay slimy eggs |
 |
| attack in order to protect their young when they are disturbed |
 |
| hide their eggs |
 |
| carry their young in their pouches |
SURVIVAL OF THE SPECIES
B) The various ways plants ensure the survival of their species.
1. Plants have various ways to disperse their seeds and fruits.
2. Plants disperse their seeds and fruits by :
a) water
b) wind
c) animal
d) explosive mechanism
3. Plants need to disperse their seeds or fruits to ensure the survival of their species.
4. Different plants have different ways to disperse their seeds and fruits.
a) Water - coconut and pong-pong
b) Wind - lalang and angsana
c) Animals - watermelon, love grass and rambutan
d) Explosive mechanism - balsam, rubber, flame of forest, chestnut and lady's finger
5. Below shows the relationship between characteristics of seeds and fruits and the way of dispersal.
a) Water - light and have air space
b) Wind - light, have wing-like structure, dry, have fine hairs and small
c) Animals - fleshy, brightly coloured
d) Explosive - dry when ripe
C) The importance of survival of the species
1. The consequences if some species of animals or plants do not survive and become extinct are
a) shortage of food resource
b) other species may also face extinction
1. Plants have various ways to disperse their seeds and fruits.
2. Plants disperse their seeds and fruits by :
a) water
b) wind
c) animal
d) explosive mechanism
3. Plants need to disperse their seeds or fruits to ensure the survival of their species.
4. Different plants have different ways to disperse their seeds and fruits.
a) Water - coconut and pong-pong
b) Wind - lalang and angsana
c) Animals - watermelon, love grass and rambutan
d) Explosive mechanism - balsam, rubber, flame of forest, chestnut and lady's finger
5. Below shows the relationship between characteristics of seeds and fruits and the way of dispersal.
a) Water - light and have air space
b) Wind - light, have wing-like structure, dry, have fine hairs and small
c) Animals - fleshy, brightly coloured
d) Explosive - dry when ripe
C) The importance of survival of the species
1. The consequences if some species of animals or plants do not survive and become extinct are
a) shortage of food resource
b) other species may also face extinction
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