Ecosystems and Biomes

Consumers that only eat other consumers

• carnivores

• omnivores

• herbivores

• tropovores

Consumers that eat producers and consumers

• omnivores

• detritivores

• herbivores

• carnivores

All of the food chains in an ecosystem make up a food

• web

• network

• system

• market

The beginning level of any food chain or energy pyramid is the

• producers

• decomposers

• scavengers

• primary consumers

Organisms that break down biotic waste

• decomposers

• scavengers

• first level consumers

• bacteria

A group of ecosystems with similar climates and organisms.

• biome

• landscape

• continent

• land mass

Deserts get less than ______ inches of rain per year.

• 10

• 25

• 30

• 50

Savannas are

• tropical grasslands

• tropical jungles

• tropical farmlands

• tropical woodlands

Which biome has the most variety of plant species?

• rain forest

• temperate grassland

• tropical grassland

• deciduous forest

Which of the following is NOT a name for a temperate grassland?

• chaparral

• steppe

• prairie

• pampas