REVISION SCIENCE TOPICS YEAR 6

The examples of extinct animals are:(more than 1 answer)

• Tyrannosaurus Rex

• Dodo bird

• Tiger

• Tapir

Why dinosaurs had gone extinct?

• Humans hunted these animals for their meat and skin

• The impact of comets or meteors that hit the Earth

Why Dodo bird went extinct? (more than 1 answer)

• The sailors hunted the birds

• The rats and cats ate the eggs

• The birds cannot fly

The following animals are threatened with extinction EXCEPT:

• Tiger

• Rhinoceros

• Cat

• Tapir

Which are the animals are threatened with extinction?(more than 1 answer)

• Dugong

• Panda

• Elephant

• Dodo bird

What are the factors that cause animals and plants to be threatened with extinction? (more than 1 answer)

• Human Activities

• Natural Disasters

• Pollution

• Cutting down trees selectively

What are the examples of preservation activities? (more than 1 answer)

• Gazette an area of the forest as forest reserves

• Gazette marine parks to protect animals and plant habitats in the ocean

• Organise campaigns

• The rehabilitation centre

What is the meaning of preservation?

• The practice of protecting animal and plant species and their habitats to ensure that they will be around for future generations

• Maintaining the original state of animals and plants from being destroyed

What is the meaning of conservation?

• The practice of protecting animal and plant species and their habitats to ensure that they will be around for future generations

• Maintaining the original state of animals and plants from being destroyed

What are examples of conservation activities ? (more than 1 answer)

• Set up rehabilitation centres for animals

• Replant forest tress

• Gazette marine parks