Crossword Puzzle 4º PRIM. SCIENCE U3. pag 39Online version REALIZA LA ACTIVIDAD by M. Dolores Rueda 1 Plants make their own food by the________ 2 They feed on dead animals or plants. 3 The animals that lay eggs. 4 They feed on other living things. 5 Some plants reproduce using_____ 6 They reproduce using seeds. 7 Animals grow until they become_____ 8 Plants produce it in the day. 9 Plants react to ______ and light. 10 Animals expel carbon dioxide, urine and_____ 11 Animals take the oxygen from the_______ 9 2 7 8 6 3 11 5 4 1 10