Patterns of Interactions

Which population would be MOST affected if humans destroyed the cod population?

• Polar bear

• phytoplankton

• seal

• baleen whate

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-2

Which statement describes the difference between predators and prey?

• Prey are plants and predators are animals

• Prey stay still and predators move around

• Prey are herbivores and predators are carnivores

• Prey are hunted for food and predators capture and eat other animals

Every 5 years, some oak trees produce HUNDREDS of acorns. How would this affect organisms that eat acorns?

• The organisms that eat the acorns will decline

• The number of acorns will not affect the organisms

• The organisms that eat the acorns will increase

• Some animals will increase and decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The platypus only eats small fish and tiny insects. What type of organism is a platypus?

• producer

• carnivore

• omnivore

• herbivore

What will happen if the snake population decreases?

• if the snakes decrease, only the grass population will decrease

• if the snakes decrease, the population of mice would increase

• if the snakes decrease, only the grasshopper will change

• if the snakes decrease, then nothing will happen

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Based on this food web which of these is a carnivore?

• mouse

• marsh grass

• small fish

• rabbit

Tags

NGSS.MS-LS2-4

Giraffes and Hippos both need water to survive. What type of relationship is this?

• Feeding

• Competitive

• Mutualism

• Parasitism

Tags

NGSS.MS-LS2-1

Mosquitoes get blood from animals and leave behind saliva that causes animals to itch. What type of interaction is this?

• Feeding

• Competitive

• Parasitism

• Commensalism

Birds sit on the back of rhinos to stay away from snakes that hunt them on the ground. The rhinos don't notice because the birds are small. What type of interaction is this?

• Feeding

• Competitive

• Commensalism

• Parasitism

Tags

NGSS.MS-LS2-2