Final Review over Food chains and Food Webs

In a food chain, energy flows directly from-

• producer to primary consumer

• producer to secondary consumer

• primary consumer to producer

• decomposer to secondary consumer

Tags

NGSS.MS-LS2-3

All the energy transferred from producers to consumers in a food chain originally came from

• the largest consumer

• the greenest plant

• the sun

• none of the above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A researcher takes a "snapshot" of an ecosystem, showing only one path of energy flow from a producer to a consumer to a second consumer to a decomposer. Which type of data summary has the researcher produced?

• a food web

• an energy chain

• a food pyramid

• an energy pyramid

Tags

NGSS.MS-LS2-3

Which of the following statements about food chains is true?

• All consumers are predators

• all producers are plants

• all organisms are consumers

• all plants are herbivores

Tags

NGSS.MS-LS2-3

A partial food web of a field ecosystem is shown. Which type of organism is missing from the food web?

• producers

• decomposers

• consumers

• predators

Tags

NGSS.MS-LS2-2

The diagram shows a food web. What is the original source of all the energy in this food web?

• algae

• the sun

• minnows

• insect larvae

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following best explains the primary role of decomposers in ecosystems? Decomposers-

• a break down dead organisms and recycle materials

• provide an important source of food for many animals

• change matter that is not food into matter that is food

• extract water from soil and release it into the atmosphere

Tags

NGSS.MS-LS2-3

The diagram shows an incomplete food chain. Which of the following would best complete this food chain?

• a producer

• consumer

• decomposer

• animal

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The diagram illustrates a gulf food web. Which of the following organisms provides energy for more than one other organism in the food web?

• otter

• herring gull

• blue crab

• diamondback terrapin

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

The diagram shows a prairie food web. Which organism in the food web would be classified as a producer?

• deer

• squirrel

• plant seed

• field mouse

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS2-4