Ecosystem

Want role do you play in the food web?

• Human

• consumer

• Decomposer

• l don’t know

Matter ____ecosystems

• Cycles around

• Flows out of

• ls found only in

lf the rainforests were to disappear,the amount of carbon dioxide in the atmosphere would ___

• stay the same

• decrease

• Increase

• Increase briefly,then decrease

Where are tropical rainforests located

• On every continent

• Near the equator

• ln the pacifier ocean

• In the southern hemisphere

Which rainforest layer contains the most mushrooms

• Emergent layer

• Understory

• Canopy

• Forest floor

A habitat is:

• Resources in an ecosystem

• Interactions between species

• Where a species live

• 
  non-living things

Sheep are herbivorous.what can infer from this?

• They are priamary consumers

• They are decomposers

• They are producers

When removed from its natural habitat,an invasive species

• Enhances its new environment

• Thrives and causes harm

In a marine food chain,small fish eat plankton ,big fish eat small fish,and sharks eat big fish.which organism has smallest population?

• The big fish

• The small fish

• The plankton

• The sharks

Consumers get their energy

• by breathing

• from eating other organisms

• directly from sunlight