16. The land area from which surface runoff drains into streams, channel, lake, or reservoir or other body of water; also called a drainage basin.
a. biodiversity
b. watershed
c. rocks
d. solar energy
17. All are metallic minerals, EXCEPT.
a. gold
b.copper
c. iron
d. clay
18. All are non-metallic minerals, EXCEPT a. sand
b. chromite
c.gravel
d. limestone
19. Organic natural resources which can be replenish.
a. Watershed
b. Minerals
c. Renewable natural resources
d. Nonrenewable resources
20. The ability to keep in existence or maintain. A sustainable ecosystem is one that can be maintained
a. Sustainability
b. natural resources
c. Landmass
d. Renewable
21. Free and inexhaustible.
a. wind energy
b. solar energy
c. energy from falling water
d. none of these
22. Consolidated mixture of minerals.
a. rock
b. mud
c. gold
d. iron
23. Hydroelectric power plants provide of total electricity production in the country. a. 27% b. 40% C. 20% c. 32%
24.. Which of the following are the Major producers of Nickel?
a. Davao and Surigao
b. Benguet and Davao
c. Palawan and Surigao
d. Palawan and Benguet
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Answer:
16.b.
17.d.
18.b.
19.c.
20.a.
21.b. or d.
22.a.
23.a.
24.a.
Explanation:
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