Disruptions in Food Webs

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-LS2-2

NGSS.MS-LS2-4

A consumer that hunts is called:

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

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-LS2-3

In this food chain, what will happen if the frogs become extinct?

• The snakes will increase.
• The grasshoppers will decrease.
• The eagles will remain the same.
• The grasshoppers will increase.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

How do producers obtain energy?

• They conduct photosynthesis.
• They consume plants.
• They consume primary consumers.
• They consume secondary consumers.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following would be the most likely direct effect, if there were a sudden decrease in the sunflowers population?

• There would be an increase in the ladybug population

• There would be a decrease in the beetle population

• There would be an increase in the owl population

• There would be an increase in the mouse population

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

In this food chain, what will happen if the eagles become extinct?

• The snakes will increase.
• The snakes will decrease.

• The snakes will remain the same.

• The grass will remain the same

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4