Ch. 2 Sections 3-5

When all of the Earth's continents were connected, the landmass was called _____________________________________.

• Panama
• Pangea
• continental drift
• dispersal

What are the two main types of aquatic ecosystems?

• marine and saltwater
• ponds and lakes
• rivers and streams
• marine and freshwater

The area between the highest tide-line and lowest tide-line is known as ______________________________.

• neritic zone
• deep zone
• surface zone
• intertidal zone

A grassland that is located near the equator is known as a(n)_______________________,

• tundra
• desert
• savanna
• taiga

What part of the ocean would sea creatures feed on remains of organisms?

• surface zone
• deep zone
• neritic zone
• intertidal zone

In the neritic zone, the edge where the land starts to slope downward is called the _____________________.

• continental shelf
• tide line
• sea slope
• ocean landmass

Which abiotic factor is important for photosynthesis?

• oxygen
• sunlight
• rocks
• clouds

What is another name for a "marine" ecosystem?

• freshwater
• saltwater
• biotic
• abiotic

Which two aquatic ecosystems experience a current?

• streams and ponds
• ponds and lakes
• streams and rivers
• rivers and lakes

What is the most common producer in an aquatic ecosystem?

• seaweed
• algae
• lily pads
• bacteria