Ecosystems and Climate

Question 1

Biomes are the terrestrial equivalent to which water ecosystem?

Accepted Answer

aquatic life zones

Question 2

Which biome has largely disappeared because of destruction due to farmlands and cattle grazing?

Accepted Answer

temperate grasslands

Question 3

What causes temperature differences on Earth between polar and equatorial regions?

Accepted Answer

sunlight striking the polar regions at more of an angle

Question 4

What is the mouth of a river?

Accepted Answer

where the river flows into another body of water

Question 5

What causes vertical ocean circulation?

Accepted Answer

cold denser water sinking and warm less-dense water rising

Question 6

How is climate measured?

Accepted Answer

average amount of precipitation and temperature over time

Question 7

The oceans absorbing 25% of the carbon dioxide in the atmosphere due to human activities is _.

Accepted Answer

ocean acidification

Question 8

The brightly lit upper zone of the open sea where most photosynthesis takes place is _.

Accepted Answer

the euphotic zone

Question 9

What has occurred in mountains due to climate change causing snow to melt earlier in spring?

Accepted Answer

the reduction of irrigated water in late summer

Question 10

What side of the mountain would have drier conditions?

Accepted Answer

leeward

Question 11

What are the three major greenhouse gases released because of human activities?

Accepted Answer

carbon dioxide, water vapor, and methane

Question 12

Underground soil where captured water can stay frozen for more than two consecutive years is _.

Accepted Answer

permafrost

Question 13

Where are the majority of the world's forests located?

Accepted Answer

in the mountains

Question 14

Areas found inside continents that are too moist to be deserts and too dry for forests are _.

Accepted Answer

grasslands

Question 15

A tree which is common in areas of tropical coastal wetlands is the _.

Accepted Answer

mangrove

Question 16

Mountain ranges separated from each other which provide sanctuary for species in between are _.

Accepted Answer

islands of biodiversity

Question 17

Patterns of conditions in an area over time ranging from 3 decades to thousands of years are _.

Accepted Answer

climate

Question 18

In tropical rain forests how does the plant-life grow?

Accepted Answer

according to the amount of sunlight the plants need

Question 19

Conditions like temperature, precipitation, humidity, wind speed, and clouds are examples of _.

Accepted Answer

weather

Question 20

What are headwaters and where are they located in a stream system?

Accepted Answer

the beginning of the stream found in the source zone

Question 21

Animal and plant plankton that die and drift downward is called _.

Accepted Answer

marine snow

Question 22

On a mountain, moisture on the windward side and semiarid on the leeward side creating _.

Accepted Answer

a rain shadow

Question 23

What is it called when the coral reefs die and it is due to environmental stresses?

Accepted Answer

coral bleaching

Question 24

At least half of the known terrestrial species are found where?

Accepted Answer

in tropical rain forests

Question 25

Aquatic life zones include _.

Accepted Answer

water environments:freshwater, saltwater, and brackish water

Question 26

In which biome is permafrost a characteristic of?

Accepted Answer

the tundra

Question 27

A partially enclosed coastal area where a river meets the sea and the water mixes together is _

Accepted Answer

an estuary

Question 28

Lakes gaining too many nutrients with a possible cause from fertilizer runoff is called _.

Accepted Answer

eutrophication

Question 29

The mouth of a river with deposited sediment often in estuaries and coastal wetlands is _.

Accepted Answer

a delta

Question 30

The deflection of air to the east from air masses originating from the north and south is _.

Accepted Answer

the Coriolis Effect

Ecosystems and Climate

Questions 30

Ecosystems and Climate

Questions 30