Skunks often live in burrows that have been dug and abandoned by woodchucks. This is a form of  

(a)   because neither is harmed in this relationship and only one benefits

• commensalism
• mutualism
• parasitism
• predation

Aphids are tiny insects that live on and eat the leaves of plants, removing vital nutrients from the plants (which can make the plant weak, sickly, or even kill it). The aphid-plant relationship can be defined as

(a)   , where the aphid is the ​ (b)   and the plant is the ​ (c)  

• parasitism
• commensalism

• mutualism

• parasite
• host

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Match these terms

• both organisms benefit

• Parasitsm 
• one benefits; the other doesn't care

• Commensalism 
• one organism harms the other

• Mutualism 

Tags

NGSS.MS-LS2-2

Clown fish live among anemones, acting as a lure for the sea anemone's prey. The clown fish get protection and shelter from the anemone. This is an example of (a)   .

• commensalism
• mutualism
• parasitism

Tags

NGSS.MS-LS2-2

When a tick bites you, you are the ​ (a)   and it is the ​ (b)  

• host
• parasite

If the foxes were eliminated from this food web, the rabbit population would

(a)   because ​ (b)  

• increase
• decrease

• there are fewer predators to eat them
• the snakes would eat all of them
• the weasels make fun of them

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

According to this food web, the field mouse is a food source for which two animals?

Tags

NGSS.MS-LS2-2

Which THREE animals are predators?

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which THREE animals are 1st level consumers?

Tags

NGSS.MS-LS2-2

Select the producer

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3