Ecosystems Intro

In an ecosystem, living things are called...

• Organisms

• Predators

• Life

• Energy

In this food chain, what is missing?

• Decomposer

• Energy Source (Sun)

• Producers

• Consumers

Which consumers get energy from the grass?

• rabbit, rat, fox

• fox, owl, rabbit

• beetle, rat, rabbit

• beetle, rabbit, owl

In this food web, the arrows represent...?

• the transfer of energy

• pointing to all the producers

• how the consumers eat

This photo shows how plants (producers) make their own food. The process is called...

• photosynthesis

• photovoltaic

• photocells

• solarsynthesis

in this photosynthesis diagram, what is U T and D ?

• nutrients, water, oxygen

• water, rocks, oxygen

• water, soil, nutrients

Which statement is true?

• L = Oxygen F = Carbon Dioxide

• L = Carbon Dioxide F = Oxygen

• W = Oxygen F = Oxygen

• W = Carbon Dioxide L = Carbon Dioxide

Consumers inhale ________________ and exhale ________________.

• Consumers inhale Oxygen and exhale carbon dioxide

• Consumers exhale Oxygen and inhale carbon dioxide

• Consumers inhale Oxygen and exhale Oxygen

In a food web, which statement is not true about energy transfer?

• flows from the sun to producers

• flows from decomposers back to the soil

• flows from consumers to producers

• flows from producers to consumers

Which statement shows a direct energy transfer?

• Energy flows directly from producer to an owl

• Energy flows directly from producer to fox

• Energy flows directly from owl to rat

• Energy flows directly from rabbit to fox