Ecology Vocabulary

Which of the following are examples of abiotic factors

• water, temperature, and soil

• birds and insects

• bacteria

• rotting logs and decomposing leaves

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NGSS.MS-LS2-3

Biotic factors are

• non-living factors found in an ecosystem

• all parts of an ecosystem

• living or once living factors found in an ecosystem

Tags

NGSS.MS-LS2-2

An ecosystem is

• all of the organisms living in an area together with their physical environment.

• major regional or global community of organisms

• an individual living thing, a species

• group of the same species that live in one area.

A population is

• an individual living thing, a species

• group of the same species that live in one area

• major regional or global community of organisms.

• all of the organisms living in an area together with their physical environment.

An autotroph is an organism that

• consumes plants or animals for energy.

• produces their own food.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

This is a single sequence that links species by their feeding relationships in the direction of energy flow.

• Food chain

• Energy Pyramid

• Pyramid of Numbers

• Food Web

Tags

NGSS.MS-LS2-3

The levels of nourishment in a food chain are called

• trophic levels

• pyramid of numbers

• food web

• autotrophs

Tags

NGSS.MS-LS2-2

This is a model that shows the network of feeding relationships and the flow of energy in an ecosystem.

• a food chain

• energy pyramids

• biomass pyramids

• food web

Tags

NGSS.MS-LS2-3

What do energy pyramids do?

• Energy pyramids show how much energy is available in each trophic level.

• Energy pyramids show the total dry mass of organisms at each trophic level.

• The number of individual organisms present in each trophic level are shown in an energy pyramid.

Tags

NGSS.MS-LS2-3

What level of organization is shown in the picture?

• organism

• population

• community

• ecosystem

Tags

NGSS.MS-LS2-3