Food Chains and Food Webs

What is the role of a producer?

• Use sunlight to make food
• Gain energy from eating other organisms
• Keep other species from overpopulating
• Breaking down dead stuff 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the role of decomposers in a food chain?

• Use sunlight to make food
• Eat other organisms to gain energy
• Make the food for the whole food chain
• Break down dead organisms and add nutrients to the soil

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which of these organisms would receive energy from the snake?

• Plant
• Rabbit
• Mouse
• Hawk

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which type of consumer eats plants only?

• Herbivores
• Omnivores
• Carnivores
• Scavengers

Which type of consumer eats meat only?

• Producers
• Herbivores
• Carnivores
• Omnivores

Which type of consumer eats meat and plants?

• Herbivores
• Carnivores
• Omnivores
• Plants

Tags

NGSS.MS-LS2-3

Observe the food chain above. Which organism’s population would increase if finches were removed from the ecosystem?

• Grass

• Grasshopper

• Snake

• Hawk

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which organism is the apex (top) predator in this ecosystem?

• plankton

• leopard seal

• orca (killer whale)

• silverfish

Tags

NGSS.MS-LS2-3

What is a food web?

• a web created by a spider to trap its food
• a network of food chains in an ecosystem
• a community of plants and animals
• the food that one animal eats

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Which two consumers in this food web are both predator and prey?

• grasshopper and bird

• bird and snake

• snake and owl

• plant and grasshopper

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3