Ecosystems 5.L.2.1 #2

All the living and nonliving things in an area

• ecosystem
• population
• habitat
• niche

Tropical rainforests have________ species than all other biomes.

• more
• fewer

In a ___________, trees lose their leaves.

• tropical rainforest
• deciduous forest

Grasslands receive little rain and have many types of _________

• trees
• grasses

The table below shows some plants and animals that live in four different places on Earth.

1 seals, bears, caribou small shrubs, grasses, mosses

2 snakes, lizards, coyotes cactus, grasses, shrubs

3 monkeys, snakes, frogs tall trees, flowers, ferns

4 bison, foxes, eagles tall grasses, shrubs, flowers

Which area is a rainforest?

• 1

• 2

• 3

• 4

Which best explains why tropical rainforests always have warm temperatures?

• They are at low altitudes.

• They are near the Equator.

• A canopy of trees traps heat.

• The many animals produce heat.

Organisms that make up the living part of an ecosystem.

• abiotic
• biotic factors
• ecology
• ecosystems

Which two ecosystems are terrestrial?

• ponds and lakes
• forests and estuaries
• oceans and grasslands
• forests and grasslands

Which best describes what makes one ecosystem different from another?

• the amount of sunlight, rainfall, temperature, and species types
• the amount of animals, oxygen, plant life, and pollution
• the amount of carbon dioxide, oxygen, water, and soil
• the amount of soil, water, buildings, and humans

What do all these ecosystems have in common?

Four Ecosystems

reef

pond

marsh

prairie

• fish

• sunlight

• salt water

• tall grasses