The Living World Ecology and Ecosystem

An ecosystem contains

• only one species

• multiple species

• living and non-living components

• all the similar biomes across the world

Tags

NGSS.MS-LS2-3

A community contains

• only one species

• multiple species

• living and non-living components

• all the similar biomes across the world

Tags

NGSS.MS-LS2-3

A population contains

• only one species

• multiple species

• living and non-living components

• all the similar biomes across the world

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

Tags

NGSS.MS-LS2-3

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

A living or once-living organisms in an ecosystem is a

• population
• biotic factor
• abiotic factor
• community

Tags

NGSS.MS-LS1-1

Which is an abiotic factor that most limits the number of frogs living in a pond? 

• the color of the water 
• the number of predators 
• the temperature of the water 
• the populations of producers 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following biomes has the highest soil nutrient levels?

• Temperate seasonal forest
• tropical rainforest
• temperate rainforest
• boreal forest

Most of the photosynthesis in lakes and ponds occurs in the

• benthic zone
• littoral zone
• limnetic zone
• profundal zone

Tags

NGSS.MS-LS1-6

Which biome contains the aphotic zone?

• open ocean
• freshwater wetlands
• coral reefs
• streams and rivers