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SCIENCE F2 (kssm)
chapter 1 BIODIVERSITY
| Question | Answer |
|---|---|
| DEFINITION OF DIVERSITY | different type of living thing |
| DEFINITION OF BIODIVERSITY | the diversity of organisms, whether microorganisms, animals, or plants |
| WHY DOES BIODIVERSITY EXISTS? | biodiversity exist of a result of the diversity of habitat and climate |
| GIVE 4 EXAMPLE OF DIFFERENT HABITAT & CLIMATE | ~Desert ~Polar Regions ~Sea ~Soil |
| GIVE 3 THE IMPORTSNCES OF BIODIVERSITY | ~Sources of food ~Balance in nature ~Recreational places |
| EFFECT BIODIVERSITY MANAGEMENT | we cannot have the healthy ecosystems that we rely on to provide us with the air we breathe and the food we eat |
| WAY TO PRESERVE AND CONSERVE BIODIVERSITY | banning and killing or trade of endomic and endangered animals |
| WHAT IS ENDEMIC SPECIES | Endemic species is a species that lives in clusters within a restricted habitat in a specific location |
| 2 METHODS OF BIODIVERSITY CONSERVATION | ~In situ conservation ~Ex situ conservation |
| WHAT IS IN SITU CONSERVATION | preserves the species within their natural habitat |
| WHAT IS EX SITU CONSERVATION | preserves the species outside of their natural habitat |
| TWO MAIN GROUPS OF ORGANISMS | animals and plants |
| ANIMAL CAN BE CLASSIFIED AS WHAT? | Invertebrates and Vertebrates |
| DEFINITION OF INVERTEBRATES | Invertebrates are animals without a backbone |
| THE CLASSIFICATION OF INVERTEBRATES | ~Without legs • without segmented body •with segmented body ~With legs •three pairs of legs •more than three pairs of legs |
| WHAT IS SEGMENTED BODY | the division of an animal's body into several segments |
| DEFINITION OF VERTEBRATES | Vertebrates are animals with a backbone |
| THE CLASSIFICATION OF VERTEBRATES | ~Fish ~Amphibians ~Reptiles ~Birds ~Mammals |
| DEFINITION OF POIKILOTHERM | •Cold blooded •Body temperature that changes according to its surrounding temperature |
| DEFINITION OF HOMEOTHERM | •Warm blooded •Body temperature that is constant and free from the influence of its surrounding temperature |
| DEFINITION OF INTERNAL FERTILISATION | •The male deposits hits sperm into the female's body |
| DEFINITION OF EXTERNAL FERTILISATION | •Male and female"s gametes unite outside the female's body |
| PLANT CAN BE CLASSIFIED AS WHAT? | Non-flowering plants and flowering plants |
| THE CLASSIFICATION OF PLANTS | Non-flowering plants •mass •fern •conifer Flowering plants •monotyledon •dicotyledon |
| PLANT CAN BE CLASSIFIED AS WHAT? | Non-flowering plants and flowering plants |
| THE CLASSIFICATION OF PLANTS | Non-flowering plants •mass •fern •conifer Flowering plants •monotyledon •dicotyledon |
| DEFINITION OF NON-VASCULAR PLANTS | simple and small plants without a vascular system |
| DEFINITION OF VASCULAR PLANTS | have a vascular system within them that transport water and food throughout the plant. These plants also have true root, stems and leaves |
Created by:
Mia's qxixzxnes
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