1.3 Energy Flow Review

Overlapping food chains in an ecosystem make up....

• food web
• food chain
• niche
• symbiosis

Tags

NGSS.MS-LS2-3

All food webs and food chains begin with which type of organism?

• primary consumer

• producers

• secondary consumers

• predators

An energy pyramid represent the relative amount of energy in trophic levels. Which of the following correctly shows an energy pyramid?

• A

• B

• C

• D

In this energy pyramid, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

Tags

NGSS.MS-LS2-3

In an ecological pyramid, which type of organism always has the least amount of energy available?

• Producers
• Herbivores
• Carnivores
• Top Predator

Tags

NGSS.MS-LS2-3

How much of the energy in each level of a ecological pyramid gets lost as heat or used by the organism so that it cannot be passed on to the next trophic level?

• 80%
• 90%
• 10%
• 20%

Tags

NGSS.MS-LS2-3

If there are 100 Kcal of energy available in the producers, how much energy would be available in the herbivores?

• 10 Kcal
• 1 Kcal
• 100 Kcal
• 1000 Kcal

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is the correct order of tropic levels? 

• Primary Consumer, Producer, Secondary Consumer, Tertiary Consumer
• Tertiary Consumer, Primary Consumer, Secondary Consumer, Producer 
• Producer, Primary Consumer, Secondary Consumer, Tertiary Consumer
• Quaternary Consumer, Tertiary Consumer, Secondary Consumer, Producer  

A food web is a network of food chains.

• True 
• False 

How much energy is available to be passed on to the next trophic level in an ecosystem?

• 100%
• 10%
• 50%
• 75%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3