Interactions in Ecosystems

Which of the following symbiotic relationships is considered parasitic?

• Ticks feeding on a dog
• Bees transporting pollen from flowers
• Pilotfish swimming under sharks
• Birds eating the insects fromo the back of hippo

Tags

NGSS.MS-LS2-2

Which of these describes a mutually beneficial relationship between two organisms?

• A dog with worms in its intestine
• A turtle and a snail that both eat grass live in a river
• A honeybee pollinating a plant and receiving nectar for food
• A small fish attached to a shark, eating tiny pieces of the shark's food as it floats

After walking through a field, you find a tick attached to your leg. What is the tick's relationship to you?

• Predator
• Decomposer
• Producer
• Prey

Which of the examples below can BEST be described as mutualism between animals?

• A tapeworm lives in the intestine of a bird and consumes the food that the bird has eaten
• Mountain lions and wolves fight each other for the same deer
• A bird eats parasites off a rhinoceros while the rhinoceros provides protection to the bird
• Rats live in the garbage dump of a town and rarely interact with people

Tags

NGSS.MS-LS2-2

An organism that kills and eats another for food

• Predator
• Prey
• Parasite
• Plant

Tags

NGSS.MS-LS2-2

Occurs when 2 or more organism use the same resource

• Competition
• Mutualism
• Commensalism
• Parasitism

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

A close long term association between 2 or more species

• Mutualism
• Commensalism
• Symbiosis
• Parasitism

Tags

NGSS.MS-LS2-2

Relationship where both organism benefit

• Competition
• Commensalism
• Mutualism
• Parasitism

Tags

NGSS.MS-LS2-2

Relationship where one organism benefits and the other is neither harmed nor helped

• Commensalism
• Parasitism
• Mutualism
• Competition

An organism where one organism benefits and another is harmed

• Commensalism
• Parasitism
• Mutualism
• Competition