Science Ecology

What type of organisms are the first step in a food chain?

• Consumers

• Predators

• Producers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What's a food web?

• A representation of all the feeding relationships within a community.

• A way of showing how matter and energy pass from one organism to another.

• A food chain provides a more complete model of feeding relationships within a community.

Tags

NGSS.MS-LS2-3

What is a food chain?

• A chain that shows the flow of energy

• A triangle that shows trophic levels

• A chain used in fishing

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

What is the role of decomposers in an ecosystem?

• They produce oxygen

• They consume living plants

• They break down dead material and waste

• They control the population of species

Tags

NGSS.MS-LS2-3

What is biodiversity?

• The pollution in ecosystems

• The variety of life in a particular habitat or ecosystem

• The number of trees in a forest

• The amount of water in an ocean

Tags

NGSS.MS-LS2-5

What is the process by which plants use sunlight to synthesize foods from carbon dioxide and water called?

• Respiration

• Photosynthesis

• Fermentation

• Digestion

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What organisms are at the bottom of an energy pyramid?

• Producer

• Consumer

• Decomposer

• Scavenger

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How much energy is passed on to each trophic level in an energy pyramid?

• 10%

• 90%

• 50%

• 80%

Tags

NGSS.MS-LS2-3

What is biodiversity?

• When there is a variety of organisms in an area

• When there are NOT a variety of different organisms in an area

Tags

NGSS.MS-LS2-5

Which organisms have the most available energy in an energy pyramid?

• Producer

• Consumer

• Decomposer

• Scavenger

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3