3.8 Ecosystems of Mexico

Mexico’s ecosystems can be classified as:

• Natural terrestial

• Underground

• Aquatic and underwater

• Emerging

• All of the above

Type of vegetation dominated by small leaved scrubs and succulent plants.

• Dry tropical rainforest

• Xerophiluos scrub

• Spiny forest

• Temperate forest

The mesophilic mountain forest is an ecosystem dominated by trees 8 to 40 m high broadleaf.

• True

• False

Type of vegetation in which trees without small spines dominate.

• Dry tropical rainforest

• Xerophilous scrub

• Spiny forest

• Temperate forest

Ecosystem dominated by thorny trees adapted to the cold of winter.

• Dry tropical rainforest

• Xerophilous scrub

• Spiny forest

• Temperate forest

The grassland is an ecosystem dominated by grass and herbs 20 to 70 cm high, which include mountain zacatonales.

• True

• False

Ecosystems dominated by trees adapted to the cold of winter, and inculde pine forest, oak, oyamel, juniper and cypress.

• Dry tropical rainforest

• Xerophilous scrub

• Spiny forest

• Temperate forest

Grottoes are underground channels where lava once flowed.

• True

• False

Anaquihalinas are flooded caves that open to the surface by the cenotes and that mantain water with different degrees of salinity.

• True

• False

Lava tubes are formed by the dissolutions of the rocks and have stalactites.

• True

• False