7R - Review Ecosystems

Biotic factors include...

• living things like animals, fungi, and plants

• landfills

• nonliving things like soil, rocks, and water

• both living and nonliving things

Abiotic factors include...

• living things like animals, fungi, and plants

• landfills

• nonliving things like soil, rocks, and water

• both living and nonliving things

All living things depends on the __________ to survive.

• sun

• jupiter

• the moon

• pizza

Where is the Arctic National Wildlife Refuge located?

• Florida

• Northwest corner of Alaska

• California

• Virginia

What is not a population in the Arctic National Wildlife Refuge?

• Caribou

• Lemmings

• Chimpanzees

• Black Flies

an organism that consumes parts of dead organisms

• migratory

• detritivore

• decomposer

• secondary consumer

Organisms that eat other organisms

• producers

• detritivores

• consumers

• humans

an organism that is able to produce its own food through photosynthesis

• consumer

• producer

• detritus

• primary consumer

Where does the energy start in this food chain?

• Plant
• Sun
• Deer
• Wolf

What is the role of decomposers in a food chain?

• Use sunlight to make food
• Eat other organisms to gain energy
• Make the food for the whole food chain
• Break down dead organisms and add nutrients to the soil