... Unit 10: ENDANGERED SPECIES TEST 2 Choose the word which is stressed differently from the rest.1. a. temperature b. serious c. awareness d. chemical 2. a. ability b. agriculture ... in11. 15,589 species (7 ,26 6 animal species and 8, 323 plant species) are now considered _______ risk _______ extinction.a. at / of b. on / in c. for / with d. in / at 12. Internationally, 189 ... d. reduced 20 . _______ is the existence of a wide variety of plant and animal species living in their natural environment. .a. Biodiversity b. Conservation c. Globe d. Individual 21 . She ___...