Food Chains

What type of organisms are the first step in a food chain?

• Consumers

• Predators

• Producers

Tags

NGSS.MS-LS2-3

A food web is made up of 

• one food chain.

• only producers.

• many different food chains.

Tags

NGSS.MS-LS2-3

What organisms are at the bottom of an energy pyramid?

• Producer

• Consumer

• Decomposer

• Scavenger

Tags

NGSS.MS-LS2-3

What is an example of a decomposer?

• Plum

• Mushroom

• Deer

• Bird

What do scientists use as models to show feeding relationships between populations in an ecosystem.?

• Energy pyramids

• Weather patterns

• Food chains or food webs

Tags

NGSS.MS-LS2-3

Which of these is an example of a producer?

• snake

• worm

• human

• grass

Tags

NGSS.MS-LS2-3

What is it called when populations in a food web can also affect other populations in the food web, even if they don’t interact directly?

• Indirect effects

• Parallel effects

• Direct effects

What is an interaction in a food web where one population directly affects the abundance of another?

• Indirect Effect

• Direct Effect

• Competition

Tags

NGSS.MS-LS2-4

Which of these is a consumer?

• sun

• human

• trees

• plants

When a millipede breaks down dead and decaying material, it is acting as what?

• decomposer

• an apex predator

• a producer

• prey

Tags

NGSS.MS-LS2-2