Chapter 4 - Ecosystems and Communities

The day-to-day conditions of the Earth's atmosphere is known as 

• Climate
• Precipitation
• Weather
• Temperature

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NGSS.MS-ESS2-5

True/False
Two kinds of birds eat the same food and nest in the same area. These two species of birds are in symbiosis.

• False
• True

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NGSS.MS-LS2-2

A symbiotic relationship in which both species benefit is

• commensalism.
• predation.
• mutualism.
• parasitism.

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NGSS.MS-LS2-2

Several species of warblers can live in the same spruce tree ONLY because they

• have different habitats within the tree.
• don't eat food from the tree. 
• occupy different niches within the tree.
• can find different temperatures within the tree.

The tendency for warm air to rise and cool air to sink results in

• global wind patterns.
• ocean upwelling.
• the seasons.
• regional precipitation.

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

• tundra
• desert
• temperate deciduous forest
• tropical rain forest

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

• glaciation
• permafrost
• crystallization
• soilfrost

Which type of trees is found in a temperate forest?

• deciduous
• evergreen
• ginko
• palm

Which biome receives between 0 and 25 centimeters of precipitation each year, has a temperature range from -27 to 5 degrees Celsius, has frozen soil, and is home to hares, caribou, and wolves?

• desert
• mountain
• savannah
• tundra

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

• desert
• prairie
• deciduous forest
• tropical rain forest