Ecology

Level 1 is called the _____________ trophic level. 

• Tertiary consumer

• Tertiary producer

• Primary consumer

• Primary producer

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NGSS.MS-LS2-3

NGSS.MS-LS2-2

How does the energy flow in an energy pyramids?

• up the pyramid

• down the pyramid

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NGSS.MS-LS2-3

Which is the smallest level of an ecosystem?

• organsism

• population

• community

• ecosystem

a system of food chains that shows the transfer of energy  is termed

• food web

• food chain

• prey

• predator

Tags

NGSS.MS-LS2-3

Photosynthesis is important because...

• it makes carbon dioxide

• it makes food for the food webs

• it makes water

• it's not important

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NGSS.MS-LS1-6

The Florida panther once occupied areas from Florida to Louisiana. It now lives only in the southwestern tip of Florida. What is the most likely cause of the decline of the Florida panther population?

• Competition for territory between panthers.

• The weakening of species due to inbreeding

• The loss of natural habitat due to human settlement.

• The increase in the population of white-tailed deer

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NGSS.MS-LS2-4

NGSS.MS-LS2-1

Which of the following best describes the role of bacteria in the food web above?

• Uses energy from light, to combine oxygen, carbon dioxide and water and converts it into energy in the form of sugar.

• Uses energy from dead organisms or waste material to break down dead organisms and waste material into nutrients.

• Controls the population by removing energy from living organisms

• Uses energy from dead organisms or waste material to transfers energy

Tags

NGSS.MS-LS2-3

Mealy bugs are small insects that live on various types of plants and feed on their sap. When there is a large population of mealy bugs occupying a plant, they may remove too much sap causing the plant to change color or wilt. Ladybugs eat mealy bugs and are often used in greenhouses to control the population. Which type of relationship exists between the mealybugs’ ladybugs and plants?

• The relationship between the ladybugs and mealybugs are an example of competition.

• The ladybugs and mealybugs are an example of predation while the mealybugs and plants are an example of parasitism.

• The ladybugs and plants are an example of mutualism while the mealybugs and plants are an example of parasitism.

• The mealybugs and plants are an example of commensalism while the ladybugs and plants are an example of predation.

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NGSS.MS-LS2-2

What is this called?

• Food Web

• Food Chain

• Abiotic Factors

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NGSS.MS-LS2-3

All food chains begin with a ____________.

• primary consumer

• secondary consumer

• producers

• scavengers

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6