5th Grade Life Science Review

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

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

A consumer that hunts is called:

• a producer.
• an omnivore.
• a predator.
• a herbivore.

How do producers obtain energy?

• They conduct photosynthesis.
• They consume plants.
• They consume primary consumers.
• They consume secondary consumers.

Which symbols best describe parasitism?

• +,+
• +,-
• +,0
• -,0

A relationship between two organisms in which both organisms benefit. 

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

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

• Predation

• Parasitism

• Commensalism

• Mutualism

Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.  What kind of relationship is this?

• Mutualism 
• Parasitism 
• Commensalism 

Which symbols best describe mutualism?

• +,+
• +,-
• +,0
• -,0

Animals can __________ to changes where they live.

• extinct
• food chain
• adapt
• prey

When only a few are left of a living thing, they are?

• endangered
• extinct
• prey
• predator