Environmental Science Final Exam Review Quizizz // 2025

What is the defining difference between the marine, freshwater, and estuary biomes?

• Salinity (dissolved salt)

• Sunlight

• Oxygen

• Amount of Water

Identify the following scenario as Point Source or NonPoint Source Pollution.

• Point Source Pollution

• Oil tanker hits a reef and causes an oil spill.

• Point Source Pollution

• A factory is dumping great volumes of heated water into the stream.

• NonPoint Source Pollution

• Septic system leakage

• NonPoint Source Pollution

• Your dad sprayed pesticides on your flower garden.

• Point Source Pollution

• Wastewater discharge from a fNPoint Source Pollutionactory

Dirt, sand, and silt are classified as what type of pollution?

• toxins

• sediment

• nutrient

• bacterial

Increasing ocean temperatures are causing greater ________ and reducing the amount of ________ in the ocean.

• upwelling; nutrients

• thermoclines; upwelling

• wind action; nutrients

• upwelling; thermoclines

Tags

NGSS.MS-ESS2-6

A large farm near your house is contaminating the local stream with fertilizer runoff. This pollution could be categorized as

• point-source chemical pollution

• nonpoint-source nutrient pollution

• point-source sediment pollution

• nonpoint-source thermal pollution

Tags

NGSS.MS-ESS3-3

Which type of pollution could cause the water in a stream to become dirty/muddy looking?

• chemical

• biological

• thermal

• sediment

Rank endangered, threatened, & extinct from MOST to LEAST living numbers of individuals.

• endangered, threatened, extinct

• threatened, endangered, extinct

• extinct, threatened, endangered

• endangered, extinct, threatened

If the gene pool of two populations are separated, the populations may develop into a new species. This is called

• natural selection

• speciation

• genetic separation

• interspecific competition

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Which of the following statements describes how the development of roads, homes, buildings, canals, and fences most directly threatens wildlife?

• The pollution from the building processes damages wildlife habitats.

• The poaching endangers species.

• The human development destroys wildlife habitats.

• Exotic species imported for development can take over wildlife habitats.

Tags

NGSS.HS-LS2-7

NGSS.HS-LS4-5

Over-exploitation of a species by humans is likely to cause:

• speciation

• species extinction

• interspecific competition

• behavioral isolation

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-1

NGSS.MS-LS2-1