Unit 3 - Lesson 2: 6B

B. Match the words and word combinations (1—7) from part A with their definitions (A—G).

3 – A. No longer existing, as an animal species.

6 – B. The part of the Earth and its atmosphere in which living organisms can exist.

1 – C. A species of plant or animal that is in danger of becoming extinct.

5 – D. A layer in the Earth's stratosphere which absorbs most of the ultraviolet radiation reaching the Earth from the sun.

4 – E. The natural environment of a plant or animal.

2 – F. The continuous modification and adaptation of organisms to their environments.

7 – G. The act of preserving and protecting from loss, destruction, or waste.