Ecological Footprint

One characteristic feature of the tundra is that only the surface thaws in the summer and refreezes in the winter, leaving a permanently frozen subsoil. This characteristic is known as

• Hoarfrost

• Glaciation

• Permafrost

• Crystallization

The kangaroo rat is able to get all of the water it needs through its food and therefore, never needs to drink liquid. This animal has adapted to survive in which biome?

• Forest

• Tundra

• Desert

• Grassland

Which biome is characterized by low temperatures and low amounts of rainfall?

• Tundra

• Desert

• Temperate Deciduous Forest

• Tropical Rainforest

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

• Taiga/Boreal/Coniferous Forests
• Temperate Seasonal (Decidious) Forests
• Deserts
• Tropical Rain Forests

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

• Desert

• Grassland

• Tropical rainforest

• Temperate forest

The rain forest soil is

• poor and rocky

• frozen soil

• thick and nutrient rich

• thin and nutrient poor

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

• Tundra
• Rainforest
• Desert
• Coniferous forest

Plants with spines and waxy leaves are well suited for life in which environment?

• Desert

• Temperate forest

• Grassland

• Tropical Rainfroest

__________ primary productivity = the organic materials that remain after photosynthetic organisms in the ecosystem have used some of these compounds for their cellular energy needs (cellular respiration).

• Gross

• Total

• Net

• Secondary

The total quantity of all living matter in an area is called:

• Troposphere

• Net Primary Productivity

• Biomass

• Ecosystem