Chapter 15

The biota is the collection of living things that live in the

• hydrosphere

• atmosphere

• geosphere

• biosphere

Which Earth system includes all the other Earth systems?

• geosphere

• biosphere

• hydrosphere

• atmosphere

Lake Michigan is part of the

• geosphere

• atmosphere

• hydrosphere

• biosphere

Which of the following is an example of a connection between Earth systems?

• deer drinking from a stream

• ice melting on a lake

• minerals forming under the Earth's surface

• a robin hatching from an egg

The Gaia hypothesis suggests that

• Earth systems do not interact.

• Earth is a thinking being that regulates each Earth systems.

• Earth systems are not necessary for life on Earth.

• Earth systems interact to yield a biosphere full of life.

A region's climate is defined by its

• temperature over the course of a month.

• hurricane incidence during one year.

• precipitation patter over the length of a day.

• long-term pattern of weather conditions

The reeds at the edge of a pond form a

• climate zone

• microclimate

• hydrosphere

• biosphere

Earth's climate zones are caused by

• uneven heating of Earth's curved surface.

• the tilt of Earth's axis.

• melting polar ice caps.

• changes in the sun's radiation.

Areas on the downwind side of mountains are often dry because

• inland areas have wider ranges of temperatures.

• mountains are never near bodies of water.

• rain falls on the side facing the wind.

• the mountains block the wind completely.

The short life cycle of the water-holding fog is an adaptation to

• sunlight.

• climate.

• weather.

• wind.