Symbiotic

Cattle egrets are birds that forage in fields among cattle. The egrets get easy access to food and the cattle don't care if they are there or not.

• mutualism

• parasitism

• commensalism

• competition

Red-billed oxpeckers are birds that feed on parasites found on an impala. The impala gets rid of parasites and the red-billed oxpeckers get a yummy dinner. This is an example of _______.

• Mutualism

• Parasitism

• Commensalism

• Competition

Tags

NGSS.MS-LS2-2

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

• Mutualism

• Commensalism

• Parasitism

• Competition

Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.

• Mutualism

• Commensalism

• Parasitism

Tags

NGSS.MS-LS2-2

Nematodes (a round worm) live in plants and gain nourisment from the plant but do not seem to harm it. What type of symbiotic relationship is this?

• mutualism

• commensalism

• parasitism

• predation

Tags

NGSS.MS-LS2-2

Bromeliads and trees are in a commensal relationship because

• the tree provides shelter and an environment for the bromeliad

• the tree is harmed from the bromeliad taking food from it

• the tree is not harmed or helped by the bromeliad

• the tree takes nutrients from the bromeliad

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

• Mutualism

• Parasitism

Tags

NGSS.MS-LS2-2

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?

• Mutualism

• Parasitism

• Commensalism

Which symbols best describe parasitism?

• +,+

• +,-

• -,0

• +,0

Tags

NGSS.MS-LS2-2

A tick and a dog have this type of relationship.

• mutualism

• Commensalism

• parasitism