Food Chains and Changes in Ecosystem

What is another name for producer?

• consumer
• herbivore
• plant
• decomposer

Tags

NGSS.MS-LS1-6

What does every food chain start with?

• producers
• sun
• consumer
• decomposers

An organism that needs to eat other organisms to obtain energy is known as a:

• Consumer
• Producer

Consumer that eats plants

• secondary consumer
• primary consumer
• producer
• tertiary consumer

The rabbit in this food web would be considered a:

• Decomposer
• Producer
• Secondary Consumer
• Primary Consumer

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Where is the most energy in this food pyramid?

• Producers
• Primary Consumers
• Secondary Consumers
• Tertiary Consumers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What does a Secondary Consumer eat?

• Tertiary Consumers
• Primary Consumers
• Producers
• Secondary Consumers

Tags

NGSS.MS-LS2-3

Energy increases as you move up the food pyramid (from bottom to top).

• True 
• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Recently, a family of bobcats moved into an area with a large rabbit population. What changes may occur in the ecosystem?

• The rabbit population may increase
• The rabbit population may decrease
• The rabbit population may increase first, then decrease
• The rabbit population will remain the same

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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-LS1-6

NGSS.MS-LS2-3