QB3 - Aquatic Ecosystems

Last updated almost 5 years ago
17 questions
1

Most organisms live in the ____________________zone.

1

Temperature, light and oxygen are examples of _______________factors

1

What are areas where freshwater meets saltwater called?

1

What are coral reefs?

1

What special adaptations do intertidal species have?

1

Wetlands and esturaries purify water and filter out_______

1

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

1

The distribution of life in aquatic ecosystems is determined by geography, light, depth, temperature, salinity, and dissolved oxygen.

1

Where is most dissolved oxygen located

1

Aquatic ecosystem that recharges the aquifers and filters pollutants.

1

Ecosystem that prevents soil erosion and flooding.

1

Organisms living in this type of ecosystem can tolerate high changes in salinity and temperature.

1

Which ocean ecosytem has extremes in temp, moisture, sun exposure, salinity, predation, and nutrients?

1

This ocean ecosystem is at the edge of the continental shelf and contains few nutrients and 90% of the water.

1

Which part of the open ocean zone has
predators that scavenge carcasses or organic detritus?

1

Coral reefs require sunlight because reef-building coral contain photosynthetic algae in their tissues. The reefs must sit on the ocean floor for support and must remain underwater to survive. In which ocean zone does a reef most likely thrive?

1

Based on Jill’s observations, which conclusion could you draw?