13. a grasshopper is … . a) a mineral b) an insect c) a mammal d) a fi sh e) a plant 14. choose the correct synonym of “tied”: a) joined b) twisted c) tried d) broke e) jumped 15. the grasshopper couldn’t jump anymore because … . a) it wanted to be free b) it couldn’t move its legs c) it couldn’t hear d) it didn’t have any legs e) it didn’t want to obey the biologist anymore 16. the biologist’s conclusion was … . a) true b) accurate c) scientifi c d) precise e) absurd