Marine/Saltwater
Freshwater
Tundra
Grassland
100

what is the section between high and low tide?

the intertidal zone

100

If you sat quietly beside a lake, what would you observe?

Fish, or ducks.

100

There are no tundra in what hemisphere 

Southern

100

what is the dominant plant in a prairie

obviously grass

200

the continental slope levels of at what depth?

4000-6000 meters 

200

Name 2 abiotic factors in a lake ecosystems.

Water, rocks, rain, wind, and sunshine.

200

Name 2 birds that nest there in the summer 

Gesse and ducks 


200

what does the grassland have more of herbivores or carnivores?

herbivores

300

the sublittoral region is rich?

life

300

What region is richest in life.

Littoral region

300

Name 2 dominate plants that live here 

Mosses and lichens 

300

why is so hard for tree ceilings to grow 

grazing animals and peridoc fires

400

what is at the bottom of the continental slope?

abyssal plain

400

What ecosystems come in an overwhelming variety of sizes????

Flowing water ecosystems.

400

The suns rays are at so low angle that they provide such little heat and significantly reduce light energy for _________.

photosynthesis  

400

savanna is found in parts of________ and   _____?

africa and south america

500

how far are the deeps?

10000 meters

500

What region is below the limnetic region?????????????????????????????????

The profundal region.

500

Subsoil exists for all year round as ____

permafrost 

500

a temperate grassland occurs when there is not enough _______ to support _________

rain and trees