Hydrosphere

Question 1

Which will occur if humans continue to overload water systems with excess nutrients?

Accepted Answer

eutrophication

Question 2

Which would result in the greatest strain on the local water availability?

Accepted Answer

increased farm activity around local waterways

Question 3

What are the channels that water run off enters and keeps moving until it ends up in the ocean?

Accepted Answer

river

Question 4

Which is the most abundant freshwater resource in North Carolina?

Accepted Answer

rivers

Question 5

Which would greatly reduce local water availability?

Accepted Answer

a drought

Question 6

Which provide the best source of information about the quality of water in aquifers?

Accepted Answer

wells

Question 7

What can be concluded if a body of water had high turbidity levels?

Accepted Answer

It is unsafe to drink

Question 8

Which of the following contains the largest percentage of Earth’s fresh water?

Accepted Answer

glaciers and ice

Question 9

Where is the majority of Earth’s freshwater located?

Accepted Answer

ice

Question 10

Which best describes the importance of an aquifer?

Accepted Answer

It holds uncontaminated ground water for human consumption.

Question 11

Which accurately describes the relationship between nutrients and the lifeforms in an estuary? As nutrients...

Accepted Answer

increase, lifeforms increase

Question 12

How is the size of Charlotte's population related to the availability of water in the area?

Accepted Answer

As the population increases, water availability decreases.

Question 13

Which would most likely result from a decrease in water supply to watersheds?

Accepted Answer

decrease in river basin levels

Question 14

Which best describes the characteristics of a river basin?

Accepted Answer

the land drained by a river and its tributaries

Question 15

Why is water from an aquifer more likely to be cleaner than water from other sources

Accepted Answer

because pollutants are filtered by rock & soil in the ground

Question 16

What land use would be the best choice for watershed drainage?

Accepted Answer

wetland

Question 17

Which describes the hydrosphere?

Accepted Answer

all of the water on Earth

Question 18

Phase of water in the water cycle best drives weather and climate as it travels around Earth?

Accepted Answer

water vapor

Question 19

Which percentage represents the amount of freshwater on Earth?

Accepted Answer

3%

Question 20

Which is the dominant physical feature of planet Earth?

Accepted Answer

oceans

Question 21

Which would best demonstrate water movement within the water cycle?

Accepted Answer

river basins

Question 22

Rivers transport nutrients, salts, sediments, & pollutants. Which is the correct order?

Accepted Answer

watersheds → estuaries → oceans

Question 23

Which best describes the role of the water cycle?

Accepted Answer

circulates existing water on Earth

Hydrosphere

Questions 23

Hydrosphere

Questions 23