Interactions in an ecosystem

The close relationship between two different species in an ecosystem

• Biosphere

• Ecology

• Symbiosis

• Environment

Tags

NGSS.MS-LS2-2

Which symbols best describe parasitism?

• +,+
• +,-
• +,0
• -,0

Tags

NGSS.MS-LS2-2

Which symbols best describe Mutualism?

• +,+

• +,-

• +,0

• -,0

Which symbols best describe Commensalism?

• +,+

• +,-

• +,0

• -,0

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

Tags

NGSS.MS-LS2-2

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

Tags

NGSS.MS-LS2-2

Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.

• commensalism
• mutualism
• neutralism
• competition

Tags

NGSS.MS-LS2-2

When a mosquito bites you, you are the __________ and the mosquito is the  ____________.

• host, hostess
• parasite, host
• host, parasite
• prey, predator

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

• Predation

• Parasitism

• Commensalism

• Mutualism

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4