APES Unit 1: THe LIving World Ecosystems Review

An ecosystem consists of ______ and _______ components.

• Human

• Living

• Non-Living

• Physical

Abiotic components are

• Non-living things

• Living things

• Plants

• Animals

Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

• mutualism
• commensalism
• competition
• parasitism

A relationship between two organisms in which one organism benefits and the other is unharmed...

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

What type of symbiosis?  Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.

• commensalism
• mutualism
• parasitism
• predation

When a mosquito bites you, you are the __________ and the mosquito is the  ____________.

• host, hostess
• parasite, host
• host, parasite
• prey, predator

Aphids are tiny insects that live on and eat the leaves of plants, removing vital nutrients from the plants.

• Predation

• Parasitism

• Commensalism

• Mutualism

An organism that is killed and eaten by another organism

• Predator
• Prey
• Competition
• Adaptation

Barn owls hunt shrews. In this example what is a barn owl?

• Herbivore/Predator
• Carnivore/Prey
• Carnivore/Predator

How do consumers get their energy? 

• laying in the sun
• eating other organisms 
• providing food for other organisms
• surviving in an ecosystem