Environmental Science 3.2 Quiz Review | Baamboozle - Baamboozle

Most coral reefs form in shallow ___ oceans.

Tropical

A ___ is an underwater structure made from outside skeletons of tiny, soft-bodied animals.

Coral reef

Intertidal species have ___ for surviving exposure to air and to heavy waves.

Adaptations

The ___ is the ocean shore between the lowest low tide and the highest high tide.

Intertidal zone

___ include several types of ecosystems, including continental shelves and intertidal zones.

Coastal oceans

Microscopic algae and other producers in the sunlit zone form the base of most ocean ___.

Food chains

The open ocean extends from the steep edges of ___ to the deepest parts of the ocean.

Continental shelves

The ___ starts several kilometers from the coast.

Open ocean

Destruction of estuaries reduces habitat for estuary species and exposes the coastline to ___ and storm damage.

Flooding

___ of estuaries varies, depending on rainfall, the amount of freshwater flowing from land, and the amount of salt water pushed in by tides.

Salinity

___ are regions along coastlines where streams or rivers flow into a body of salt water.

Estuaries

___ wetlands form at edges of lakes and ponds and in low areas on land. ___ wetlands form along ocean coasts.

Freshwater, Saltwater

Wetlands are among Earth’s most ___ ecosystems.

Fertile

___ are aquatic ecosystems that have a thin layer of water covering soil that is wet most of the time.

Wetlands

Runoff from farms, gardens, and roads washes ___ into ponds and lakes, disrupting food webs.

Pollutants

Surface water in ponds and lakes contains plants, algae, and microscopic organisms that use sunlight for ___.

Photosynthesis

___ are larger and deeper than ponds.

Lakes

Ponds and lakes contain freshwater that is not flowing ___.

Downhill

___ plants at dams on rivers use the energy in flowing water to generate electricity.

Hydroelectric

Soil that washes into a river from streams or nearby land can add ___ to the water.

Nutrients

Streams usually have high ___ levels because air mixes into the water as it splashes over rocks.

Oxygen

Rivers are ___, deeper, and flow more ___ than streams.

Larger, slowly

Water in saltwater ecosystems has high ___ compared to water in freshwater ecosystems.

Salinity

___ is the amount of salt dissolved in water.

Salinity

Important ___ factors in aquatic ecosystems include temperature, sunlight, and dissolved oxygen gas.

Abiotic

There are four types of water, or ___, ecosystems: freshwater, wetland, estuary, and ocean.

Aquatic