7. Cave water is always safe to drink.
A. True
B. False
8. Cave formations grow ___________ every 25-100 years.
A. A cubic inch
B. A cubic foot
C. A cubic meter
D. A cubic mile
9. A __Losing____ stream is a surface stream whose water is diverted underground into the ground
water system.
10. Cave animals rely on _________ to keep the cave ecosystem healthy.
A. Each other and aliens
B. Each other and the President
C. Each other and polar bears
D. Each other and humans