Across
- 2. a device by which a flow of liquid or gas from a pipe or container can be controlled
- 5. the upper interior surface of a room or other similar compartment; an upper limit
- 9. shedding its leaves annually; broadleaved; denoting the milk teeth of a mammal
- 12. of or denoting the area of a seashore which is covered at high tide and uncovered at low tide
- 13. a large naturally occurring community of flora and fauna occupying a major habitat
- 16. existing or occurring between different species
- 21. thin flat pancakes of cornmeal or flour; thick omelets containing potatoes and other vegetables
- 23. an ancient city built by the Aztecs on an island in Lake Texcoco in 1325
- 25. vegetation consisting chiefly of tangled shrubs and thorny bushes
- 27. spread from one person or organism to another by direct or indirect contact
- 28. a widely cultivated edible Asian plant with large dark green leaves
- 30. of, on, or relating to the earth; of or on dry land; living on or in the ground; growing on land
- 31. a country of the West Indies comprising western Hispaniola and two offshore islands
Down
- 1. relating to or characteristic of the climatic zone south of the Arctic
- 3. the commercial organization and operation of vacations and visits to places of interest
- 4. the assembled spectators or listeners at a public event; the people who watch TV
- 6. a widely distributed weed of the daisy family with a rosette of leaves and bright yellow flowers
- 7. a particular sector of a population
- 8. a person who disbelieves or lacks belief in the existence of God or gods
- 10. a South American monkey with a cap of hair on the head which has the appearance of a cowl
- 11. relating to logistics
- 13. very strange or unusual
- 14. a small American wildcat with a uniform red or gray coat, slender body, and short legs
- 15. a peninsula of Central America between the Gulf of Mexico and the Caribbean
- 17. plankton consisting of microscopic plants
- 18. a raccoon-like animal with a long flexible snout and a ringed tail
- 19. a liquid mixture of hydrocarbons that is present in certain rock strata and can be extracted
- 20. the second largest city in Mexico
- 22. a tropical marine mollusk with a spiral shell that may bear long projections and have a flared lip
- 24. the maximum amount that something can contain; fully occupying the available area or space
- 26. the last Aztec emperor in Mexico who was overthrown and killed by Hernando Cortes
- 29. relating to light; denoting the layers of the ocean reached by sufficient sunlight to allow plants