Ecosystems and Biomes

What do you call ALL the living things in the same environment?

• population
• community
• ecosystem
• biome

What do you call all of the living things AND all of the non-living things together in the same environment?

• Population
• Community
• Ecosystem
• Biome

Tags

NGSS.MS-LS2-3

What do you call ONE species all living in the same environment?

• Population
• Community
• Ecosystem
• Biome

What do you call it when one species benefits while the other species is harmed?

• Predation
• Parasitism
• Commensalism
• Mutualism

What do you call it when one species benefits AND the other species benefits?

• predation
• parasitism
• commensalism
• mutualism

What do you call it when one species benefits and the other species is not really affected in any way?

• Predation
• Parasitism
• Commensalism
• Mutualism

How much energy is moved from one trophic level to the next trophic level?

• 100%

• 1/2

• 10%

• 25%

Tags

NGSS.MS-LS2-3

Trophic levels are represented by 

• squares
• circles
• pyramids
• lines

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.
• It shows how sunlight flows within an ecosystem.
• They show what direction the energy is flowing between organisms. 
• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS2-3

An ecosystem is a location on Earth that includes

• only biotic components

• only abiotic components

• interacting biotic and abiotic components

• positive and negative feedback loops

Tags

NGSS.MS-LS2-3