Biomes and Ecosystems

Which biome covers most of the land mass near the Earth's equator?

• tundra
• desert
• grassland
• tropical rainforest

Which biome, because of its climate, has the largest number of species of plants and animals?

• tundra
• desert
• tropical rainforest
• pine forest

Which of the following human activities has significantly affected the Great Salt Lake ecosystem in Utah?

• Increased tourism in national parks leading to more trail erosion.

• Diverting water from rivers that feed the lake for agriculture and urban use, reducing water levels and affecting wildlife habitats.

• Planting non-native trees in urban areas, increasing biodiversity around cities.

• Seasonal hunting regulations to control deer populations in forests.

Which major biome is home to cacti, mesquite, white thorn, pack rats, small reptiles, and coyotes?

• desert
• taiga
• tundra
• grassland

Which of the following habitats probably has the greatest number of plant and animal species?

• the African savannah
• a rainforest in Brazil
• a temperate forest in China
• a temperate grassland in Kansas

The biome known for trees with broad leaves that fall off the trees in the winter.

• Coniferous Forests
• Deciduous Forests
• Deserts
• Tropical Rain Forests

The most important abiotic factors when studying biomes are...

• Food and Water
• Water and Sunlight
• Temperature and Oxygen
• Water and Temperature 

Which biome is MOST LIKE the "desert" in terms of precipitation?

• tropical rainforest
• temperate deciduous forest
• tundra
• coniferous forest

Which biome is represented by the rainfall amounts in letter C?

• desert
• prairie
• deciduous forest
• tropical rain forest

What are the key features of the Tundra?

• cold winter, thin acidic soil, evergreen trees
• treeless, permafrost, cold dark winters
• ong cool summers, short dark winters, migrating animals
• many evergreen trees, short moist summers, long snowy winters