Flow of Energy Test Review

What is the major difference between food webs and food chains?

• food chains provide more information

• food webs show multiple relationships between more organisms

• food webs and food chains are the same

• food chains are more scientific

Tags

NGSS.MS-LS2-3

How much energy passes from one level of the food chain to the next?

• 90%

• 1%

• 10%

• 70%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What happens to the rest of the energy that doesn't pass on to the next trophic level?

• it is destroyed

• it is only lost as heat

• it disappears

• it is either stored by the organisms or lost as heat

Tags

NGSS.MS-LS2-3

What might directly cause an increase in the number of hawks?

• an increase in the number of catfish

• a decrease in the number of catfish

• more plants

• a decrease in the number of beetles

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which organism has the most energy in the diagram?

• frogs

• grass

• bird

• grasshopper

Tags

NGSS.MS-LS2-3

Which organism has the least amount of energy available in the diagram?

• grasshopper

• frog

• grass

• bird

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which organism is a producer/autotroph?

• grasshopper

• frog

• grass

• bird

Tags

NGSS.MS-LS2-3

What do the arrows of a food web represent?

• the direction of energy flow

• who eats who in the food chain

• the organisms that live together

• the distance between organisms

Tags

NGSS.MS-LS2-3

What are producers

• organisms that live together

• organisms that cannot make their own food

• organisms that only eat meat

• organisms that make their own food

Tags

NGSS.MS-LS1-6

What is a consumer?

• an organism that eats gains energy by eating other organisms

• an organism that produces energy

• an organism that can make its own food

• an organism that lifts weights often

Tags

NGSS.MS-LS2-2