GE ELEC 1 Final Exam

Extreme radiation from the sun can be harnessed to generate productivity. This statement is?

• a. correct

• b. false

• c. incorrect

• d. both b/c

Fossil fuels like petroleum and coal are classified as?

• a. abiotic resources

• b. biotic resources

• c. non-living resources

• d. both a/c

Coal is formed from prehistoric plant remains, composed largely of carbon and burned to produce water. This statement is?

• a. correct

• b. false

• c. incorrect

• d. both b/c

It is a mineral or combination of minerals from which a useful substance, such as a metal, can be extracted and used to manufacture a useful product.

• a. Ore

• b. Mining

• c. Alloy

• d. Soil

What do you think is the main direct cause of forest degradation in the Philippines?

• a. over-exploitation from logging

• b. invasive species

• c. pasture

• d. either a/b

Materials we take from the environment and use are called?

• a. Minerals

• b. Natural Resources

• c. Energy

• d. Pollutants

The following are ways to prevent or slow groundwater depletion, EXCEPT

• Use water more efficiently

• Subsidize water conservation

• Unlimited number of wells

• Stop growing water-intensive crops in dry areas

It is an agency under DENR that is responsible for the conservation, management, development, and proper use of the country’s mineral resources including those in reservations, watershed areas, and lands of the public domain. It has direct charge in the administration and disposition of mineral lands and mineral resources and shall undertake geological, mining, metallurgical, chemical, and other researches as well as geological and mineral exploration surveys.

• EMB

• MGB

• CBFM

• NIPAS

What is referred to as land use practice in which trees and crops are planted together to improve soil fertility in degraded soils?

• Agroforestry

• Soil reclamation

• Contour plowing

• Strip cropping

The two major groups of air pollutants are?

• methane and carbon dioxide

• the oxides of nitrogen and the oxides of sulphur

• nitric oxide and C0₂

• CH4 and acid rain