extinction

_________ is from endangered birds.

• ibis bird

• dodo bird

• archaeopteryx

• none

__________ is an example of endangered plants in Egypt which is used by pharaohs in manufacturing

• ferns

• mosses

• papyrus plant

• none

_________ is from extinct mammals, while______________ is from endangered mammals.

• panda - mammoth

• mammoth - panda

• panda - dodo

• none

______________ is from recently extinct mammals

• dodo bird

• mammoth

• dinosaur

• quagga

From the extinct animals in the old ages are __________ and __________ and _________

• dinosaur and mammoth and some types of fishes

• dinosaur and mammoth and ibis bird

• dinosaur and bald eagle and some types of fishes

• barbary sheep and bald eagle and some types of fishes

_________ indicate(s) extinction

• Evolution

• Protectorates

• Fossils

• Ecological equilibrium

Which of the following statements is the most accurate in describing the concept of extinction ?

• The date of death of the last individual from the members of the same species.

• The continuous decrease in the number of the same species without compensation.

• The path of energy that transmits from a living organism to another in the ecosystem.

• All living organisms and non-living components in the environment.

________ was used by pharaohs in manufacturing of writing papers.

• papyrus plant

• ferns

• mosses

• none

........... is the process of replacing the wood material of trees by silica,

• trace

• cast

• mold

• petrification

.......... and .......... are examples of extinct species.

• quagga and panda

• mammoth and dodo bird

• dodo bird and bald eagle

• barbary sheep and rhinoceros