7th Grade Midterm Review

Name a biotic factor

• Koala
• Rock
• Sun
• Oxygen

Name an abiotic factor

• rock
• grass
• tiger
• ladybug

Name a primary consumer

• deer
• wolf
• tree
• tiger

Name a producer

• Tiger
• Deer
• Butterfly
• Grass

Name a primary consumer

• carnivore
• herbivore
• producer
• decomposer

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 

A tapeworm and a cat have this type of relationship.

• mutualism
• parasitism
• commensalism
• competition

A relationship between two organisms in which both organisms benefit. 

• 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