Chapter Six

The moment of extinction is generally considered to be the death of the last species that of individual.

• true

• false

Is glaciation one of the causes of extinction.

• TRUE

• FALSE

Asteroids is not one of the nature causes of extinction

• TRUE

• FALSE

Increase level of greenhouse gasses is one of the reasons of modern extinction.

• TRUE

• FALSE

Uncontrolled hybridization replacement of local genotypes as a result of introduced plant is not caused by genetic

• FALES

• TRUE

Pollution, global warming, acid rain and toxicity is a factor that causes extinction.

• FALSE

• TRUE

Prevent wildlife trade is a government action.

• TRUE

• FALSE

Extinction occurs when the environment of species changes faster than the species can adapt.

• TRUE

• FALSE

There are four causes of extinction

• FALSE

• TRUE

Human fragment is a natural cause

• FALSE

• TRUE