Ecology Review

A tapeworm and a cat have this type of relationship.

• mutualism
• parasitism
• commensalism
• competition

A wrasse fish feeds on the parasites found on the black sea bass's body. Both species benefit. 

• Mutualism 
• Parasitism 
• Commensalism 

A frog eats a fly. The frog and fly are demonstrating ________.

• mutualism
• competition
• predator/prey
• parasitism

What happens if the number of emigrants in higher than the number of immigrants?

• The population increases
• The populaton decreases
• The population stays the same

Densely populated areas such as cities

• Urban areas
• Rural areas
• Countryside
• Suburbs

Things that break down dead organisms into simpler substances are called:

• decomposers
• scavengers
• carnivores
• producers

These animals eat mainly meat.

• omnivore
• herbivore
• meativore
• carnivore

Organisms that use energy from the Sun to make their own food are called:

• consumers
• decomposers
• producers
• omnivores

Animals that are hunted by predators are called:

• scavengers
• herbivores
• piscivores
• prey

The animals in an ecosystem that are at the top of the food chain are usually called:

• tertiary consumers
• secondary consumers
• primary consumers
• producers