Food Chain and Web Notes

Multiple Choice

Autotrophs--The bottom trophic level where all organisms produce their own food, usually by photosynthesis.

• Trophic Levels

• Producers

• Ominvores

• Herbivores

Multiple Choice

What are autotrophs and how do they obtain their nutrients?

• Organisms that consume other organisms

• Organisms that use energy from the sun

• Organisms that decompose organic matter

• Organisms that rely on heterotrophs for energy

Multiple Choice

What are the three types of consumers mentioned in the image?

• Detrivores

• Herbivores

• Carnivores

• Omnivores

Reorder

Put in order from MOST to LEAST amount of energy.

• Producer

• Primary consumer

• Secondary consumer

• Tertiary consumer

• Apex predator

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Choice

Which food chain has the most efficient energy transfer?

• plant - goat - lion

• plant - goat - jackal - lion

• plant - mouse - rabbit - wild cat - lion

• plant - rabbit - wild cat - lion

Multiple Choice

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

• Hawk
• Spider
• Grasshopper
• Shrew

Multiple Choice

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.

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident