Question

1. the author says groundwater is \vital, but often unseen.\ which detail from the passage best explains why groundwater is described as \vital\?

a. it moves at a rate of a few feet per day.
b. it is an important source of drinking water, irrigation for crops, and water for industrial processes.
c. it can emerge back on the surface as springs.
d. it is stored in rocks like granite.

1. how does the passage suggest people should respond to growing demands and climate change in relation to groundwater?

a. ignore groundwater because it cannot be changed.
b. use groundwater as fast as possible.
c. practice careful stewardship and understand how to protect and manage groundwater.
d. replace groundwater with bottled water.

Explanation:

For question 8, "vital" means essential. Option B lists groundwater's key uses (drinking, irrigation, industry) showing its essential role. For question 9, responsible response to demands/climate change involves careful management; option C aligns with this logic.

Answer:

1. B. It is an important source of drinking water, irrigation for crops, and water for industrial processes.
2. C. Practice careful stewardship and understand how to protect and manage groundwater.