LT1.1 Ecosystem Structure

A __________ includes all living and non-living things in an environment. 

• population
• niche
• abitotic
• ecosystem

Tags

NGSS.MS-LS2-3

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

• alive
• biotic 
• abiotic
• living

Tags

NGSS.MS-LS2-3

An organism's ? is defined as the environment in which it lives.

• Habitat
• Niche
• Social Structure
• Ecology

An abiotic factor is:

• Living

• Non-living

• Neither

A biotic factor is:

• Living

• Non-living

• Neither

Which would be an abiotic factor for a tree in the forest?

• A caterpillar eating its leaves.

• Wind blowing through its branches.

• A bird nesting in its branches.

• Fungus growing on its roots.

Which would be a biotic factor for salmon in a river?

• water temperature

• bacteria in the water

• water pH

• water salt concentration

What are the biotic factors in this image?

• sunlight, elephants, and grasses
• sunlight, water,  and air
• elephants, plants, trees 

Tags

NGSS.MS-LS2-1

A _____ is something in the environment that causes an organism to respond.

• stimulus

• response

• cause

• effect

Which of these is not true about all organisms?

• all living things have many cells

• all living things need water

• all living things respond to stimuli

• all living things reproduce