Env. Systems Unit 1 Exam Review

What are the living components of an ecosystem

Non-living factors of an ecosystem

Tags

NGSS.MS-LS2-3

The largest level of ecological classification 

• ecosystem
• biome
• population
• biosphere

The smallest level of ecological classification

• population

• biome

• ecosystem

• organism

An ecosystem consists of

• the soil, water and weather.

• a community of organisms.

• energy.

• all of the above.

Tags

NGSS.MS-LS2-3

A food chain contains oak trees (producer), mice (herbivore), black rat snakes (carnivore), and bald eagles (carnivore). How many trophic levels does this food chain have?

• four

• three

• two

• one

The living or once living organisms in an ecosystem

• Biology

• Abiotic

• Biotic

• Ecology

Tags

NGSS.MS-LS1-1

Non-living factor that affects an ecosystem

• biotic factor
• abiotic factor
• food chain 
• biome

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Rabbits and deer eat lettuce leaves from a garden.
^{What ecological interaction describes the relationship between rabbits and deer?}

• Mutualism
• Competition
• Commensalism
• Predation

Tags

NGSS.MS-LS2-1

What is missing from this food chain?
Grass > Grasshopper > Bird > Snake

• Producer
• Primary Consumer
• Secondary Consumer
• Decomposer

Tags

NGSS.MS-LS2-3