Science Biodiversity

Biodiversity is defined as the variety of life, whether animals or plants in a _________________.

• population

• ecosystem

• habitat

• species

The importance of Biodiversity are:

• Imbalance in nature

• Sources of food

• Education

• Medical

"Plants, animals and microbes used in traditional and modern medicine." This shows the importance of Biodiversity in the field of:

• Places of Recreation and Ecotourism

• Raw Materials for Industries

• Medical

• Sources of Food

Choose the vertebrates which are Poikilotherm.

• Birds

• Mammals

• Fish

• Amphibians

• Reptiles

The characteristics of Fish are:

• Body covered with slimy hard scales

• Breathe through gills

• Internal fertilisation

• Lay eggs

The characteristics of Birds are:

• Body covered with feathers

• Breathe through gills

• Internal fertilisation

• Lay eggs with hard shells

• Have wings or flaps

Plants can be classify into two main classes, which are:

• monocotyledons and dicotyledons

• woody and non-woody

• flowering and non-flowering

• parallel veins and network-like veins

Below shows the examples of non-flowering plants, EXCEPT:

• Moss

• Fern

• Hibiscus

• Conifer

Which of the following Vertebrate have this characteristic?

"Produce jelly-like eggs."

• Reptiles

• Amphibians

• Fish

• Mammals

Monocotyledons ________________, Dicotyledons _____________.

• have two cotyledon, have one cotyledon

• have leaves with network-like veins, have leaves with parallel veins

• have non-woody stem, have woody stem

• have tap roots, have fibrous roots.