Grassland
Fresh Water Ponds and Lakes
How Land Ecosystems Change
Freshwater Streams and Rivers
Tropical Rain forest Biome
100

Poeple plow big areas to raise ____ .

What are cereal crops?


pg: 779

100

They surround lakes and ponds.

What are plants?


pg: 789


100

The process of one ecological community gradually changing into another.

What is ecological succession? 


pg: 797

100

Stream water is often ______.

What is clear?


pg: 788

100

People have cleared more than _________ of the Earth's rain forest Biome.

what is half?


pg: 780

200

These animals are uncommon in grasslands.

What is a bison?


pg: 776

200

Examples of fish in lakes and ponds.

What is perch, trout, bass, and walleye?


pg: 789

200

A stable community that no longer goes through major ecological changes.

What is climax community?


pg: 797

200

Runoff from cities, industries, and farms is a source of _____.

what is pollution?


pg: 788

200

The plants that live on branches on the canopy.

What is mosses and ferns?


pg: 780

300

 Grasslands are also called  ____ .

What are breadbaskets?


pg: 779

300

_____ reaches the bottom of most ponds.

What is sunlight?


pg: 789

300

All the organisms that live in one area at the same time.

What is a community?


pg: 797 

300

Species adapt to _______ water.

What is slow-moving?


pg: 788

300

They make up the largest  group of tropical rain forest  animals.

What are Insects?


pg: 780

400

The deep ________ supports plant growth. 

What is fertile soil?


pg: 779

400

Lakes are _____ than ponds.

what is deeper?


pg: 789

400

In a ______  biome, a climax community dies.

What is grassland?


pg: 797

400

A species that adapt to slow moving water.

What is trout, salmon, crayfish, and insects?


pg: 788

400

Vegetation near the equator.

What are tropical rain forest Biomes?


pg: 780

500

This reduces habitat for wild animals.

What is crops?


pg: 779

500

Sunlight ____ into the top few feet of lake water

What is penetrate?


pg: 789

500

It differs in a certain tipe of biomes.

What is climax communities?


pg: 797

500

Stuff that comes from farms.

what is runoff?


pg: 788

500

Half of Earth's species live in ________.

What are tropical rain forest biomes?


pg: 780