Biodiversity - Form 1 (IGCSE) Biology

What is biodiversity?

• Maintaining something at a stable level

• All of the living and non-living things in an environment

• All of the different types of living things

• All of the members of the same species in an area

We can help to maintain biodiversity by

I. Maintaining forest reserves

II. Setting up animal sanctuaries

III. Deforestation

• I, II and III

• I and II only

• II and III only

• I only

Which of the following is NOT a reason why biodiversity is important?

• Sources of medicine

• Raw material for industries

• Education

• Politics

_______________ species is a species that lives in clusters within a restricted habitat in specific location

• Pandemic

• Endangered

• Endemic

• Extinct

Which of the animals has the following characteristics?

Homeothermic

Breathes through lungs

Internal fertilisation

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Which of the following is the endemic species that can be found in Malaysia ?

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_________________ is an animal has a body temperature that changes according to its surrounding temperature.

• Invertebrates

• Poikilothermic

• Homeothermic

• Mammals

Different organisms have different _________________ which enable them to adapt and thrive independently in their respective habitats

• size

• organs

• characteristics

• group

Today’s classification divides organisms into _________ kingdoms

• two

• three

• four

• five

Which of the following best describe the vertebrates?

• They are very complex organisms

• They are very simple organisms

• They have backbones

• They are flowering plants