1. ............ is the state or process of being or becoming extinct.

Extenction

Extinction

Extincsion

Extinktion

2. Choose the right spelling : ............

Endengered

Endangared

Endangered

Indangered

3. Extinction is the ............ of the organism on the planet and the impossibility of reappearing.

disappoint

disappearance

disarmament

disarm

4. Some scientists believe that a mass extinction is ............ place right now.

taking

taked

take

taken

5. The scientists believe ............ of animals are going extinct every single day.

dosens

docens

dozzens

dozens

6. The ............ species by far rapidly heading toward extinction are amphibians.

largest

smallest

less

minimum