Abeka 8th Science Quiz 38 L161

To determine if pathogens are present in water, scientists measure the amount of ________ bacteria.

• staphylococcus
• salmonella
• E. coli
• coliform

Minerals and other nutrients in the environment are recycled by ______ cycles.

• hydrological
• atmospheric
• geological
• biogeochemical

Nonliving factors in the universe are called ________ factors.

• organic
• biotic
• abiotic
• synthetic

A pollutant that enters the water from one specific place and is wasy to monitor and rectify is a(n) _______ pollutant.

• non-point source
• industrial discharge
• agricultural runoff
• point source

People who believe humans are merely passing through the earth and have no claim to anything on it are called _________.

• preservationists

• settlers
• permanents
• transients

What is the idea that nature is god?

• Pantheism
• Theism
• Deism
• Agnosticism

What is a device used to remove polluting gases and particles from industrial exhaust called?

• Scrubber

• Gas compressor
• Air filtration system
• Industrial fan

What is the best-known type of acidic precipitation?

• acid fog
• acid rain
• acid snow
• acid mist

What is a situation in which cool air at the surface becomes overlaid by warmer air called?

• Heat wave
• Temperature inversion
• Cold front
• Thermal stratification

What substance is used to correct overly acidic soil and to restore acidic streams and lakes?

• Agriculture lime

• Ammonium nitrate
• Potassium chloride
• Sulfuric acid