7. Which of the following is a true statement?

A. The Philippines is the richest source of minerals on earth.
B. The mining industry has raised the level of economy because of the metals available for mining.
C. The country's mineral deposits are all metals from ore.
D. The most valuable mineral commodity in our country is silver.

8. Which would best explain why the Philippines is rich in terms of mineral resource?

A. The Philippines is located in an area on earth called the ring of fire.
B. The Philippines has a good mining industry.
C. The Philippines is an exporter of mineral ores.
D. The Philippines imports processed metals from ores that it once exported.

9. Philippines Agenda 21 defines sustainability of resources as "meeting the needs of the present generation without compromising the ability of the future generations to meet their own". Which of the following does not promote sustainability of resources?

A. Implementation of "Zero Waste Management" program in all parts of the country
B. Selective cutting of mature and diseased trees, while protecting young trees and saplings
C. Establishment of protected areas and natural parks to conserve wildlife resources
D. Clear-cutting of forests to make way for subdivisions and recreational areas

10. If you are a legislator, which environmental project would you best endorse of legislate and why would you endorse that project?

A. Stop use of electricity for an hour a day.
B. Use only LED (light emitting diode) bulbs and appliances.
C. Require all residents to plant trees at home.
D. Strict implementation of garbage segregation and recycling at home, offices, and industry.