Food Webs, Energy Pyramid, Carrying Capacity, Limiting Factors

Which organism would be least affected by removing the osprey?

• Large Piscivorous Fish
• Small Planktivorous Fish
• Herbivorous Ducks
• Sea Ducks

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-2

Which organism do the owl and the weasel compete for in the food web?

• Hawk
• Spider
• Grasshopper
• Shrew

How many carnivores are shown in this food web?

• 6
• 4
• 5
• 3

Tags

NGSS.MS-LS2-2

What might happen if you remove a primary (1st Level) consumer from the ecosystem?

• There would be more food for secondary (2nd Level) consumers.

• The number of primary (1st Level) consumers would increase.

• The number of plants would increase.

• The number of secondary (2nd Level) consumers would increase.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-2

Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?

• There would be a decrease in the small bird population.
• There would be a decrease in the grass/flowers population.
• There would be a decrease in the mice population.
• There would be an increase in the grass/flowers population.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-2

A consumer that hunts is called:

• a producer.
• an omnivore.
• a predator.
• a herbivore.

Tags

NGSS.MS-LS2-3

A frog eats a fly. The frog and fly are demonstrating ________.

• mutualism
• competition
• predator/prey
• parasitism

Identify the correct food chain that demonstrates the energy flow of this food web

• Plant > Caterpillar > Bluebird > Eagle
• Plant < Rabbit < Eagle
• Plant >Lizard > Snail >Eagle
• Eagle >Lizard>Caterpillar>Plant

Tags

NGSS.MS-LS2-3

Why might an organism have more than one arrow coming from them in a food web?

• More than one organism may eat them. 
• They may eat more than one other organism. 
• This organism gets its energy from multiple sources. 
• They have no resources available to them.

Tags

NGSS.MS-LS2-2

Which represents the largest group in a food web?

• carnivores
• omnivores
• herbivores
• producers

Tags

NGSS.MS-LS2-3