Symbiotic Relationships Formative Assessment

A sea cucumber is an animal that lives in the ocean. An imperial shrimp will ride on the back of the sea cucumber as a way of easy travel through the ocean. The sea cucumber is not helped or harmed. Which type of relationship do these animals have?

• Commensalism

• Parasitism

• Predation

• Mutualism

Ostriches and gazelles are two animals that live in Africa. They graze for food near each other because they help each other spot predators. The gazelle has excellent eyesight, but poor hearing, and the ostrich has excellent hearing, but poor eyesight. These two animals will alert one another when danger is near. Which term best describes this relationship?

• Predation

• Commensalism

• Mutualism

• Parasitism

A person eats undercooked meat from an animal infected with tapeworms. The tapeworm then lives in the person’s intestines and absorbs important nutrients that the person needs. This tapeworm causes harm to the person. Which type of relationship is described?

• Predation

• Commensalism

• Parasitism

• Mutualism

Barnacles are sea creatures that create a home by attaching themselves to whales. The whales are unaffected by the barnacles. Which term best describes this symbiotic relationship?

• Commensalism

• Parasitism

• Predation

• Mutualism

A mistletoe plant attaches itself to a spruce tree causing harm by absorbs the tree’s water and nutrients. What type of relationship does this describe?

• Mutualism

• Parasitism

• Commensalims

• Predation

A cuckoo and a warbler are both birds. A cuckoo will find the nest of warbler instead of building her own, and she harms the warbler by knocking a warbler egg out of nest and laying her own. When the warbler mother returns, she isn’t aware of the switch. The warbler will then raise the baby cuckoo bird instead of her own baby. Which term best describes this relationship?

• Predation

• Parasitism

• Commensalism

• Mutualism

A clownfish and a sea anemone are two underwater animals that both benefit from their relationship by gaining protection and finding food. Which type of relationship does this describe?

• Mutualism

• Commensalism

• Predation

• Parasitism

In which relationship do organisms kill and eat other organisms to obtain energy and nutrients?

• Predation

• Commensalism

• Mutualism

• Parasitism

Tags

NGSS.MS-LS2-3

A Fox Squirrel forages for acorns in an oak tree. This is an example of...

• Mutualism

• Predation

• Parasitism

• Commensaalism

Both cheetahs and lions hunt for gazelle on the African Savannah. The type of relationship between the lion and cheetah is...

• Parasitism

• Commensalism

• Competition

• Mutualism

Tags

NGSS.MS-LS2-2