Eco 1 - test ready?!?

What is a producer?

• Organisms that make their own food
• Organisms that eat other organisms for energy
• organisms that break down dead organisms

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

• 10%
• 90%
• 50%
• 80%

Tags

NGSS.MS-LS2-3

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

• Producer
• Consumer
• Decomposer
• Scavenger

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

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

• Producers
• Carnivores
• Herbivores
• Top Predator

Tags

NGSS.MS-LS2-3

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population
• Ecosystem
• Community
• Ecosphere

Tags

NGSS.MS-LS2-4

A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population
• Community
• Habitat
• Ecosystem

Tags

NGSS.MS-LS2-3

Nonliving factor that affects an ecosystem...

• biotic factor
• abiotic factor
• food chain 
• biome

Tags

NGSS.MS-LS2-3

What is the relationship between two species which is beneficial to both species

• Mutualism

• Commensalism

• Predation

• Parasitism

What is the relationship between a host and another species which feeds off of it, detrimental to the host.

• Predation

• Parasitism

• Mutualism

• Commensalism

what is in the soil that "fixes" nitrogen

• fossil fuels

• worms

• groundwater

• bacteria