5.2.1.4.1.1. Terrestrial Ecosystems

Try these first

1. 1.

   What is the pyramid of numbers?

   Hint

   Think about how many producers there are.

2. 2.

   Define an artificial ecosystem.

   Hint

   Consider examples like croplands.

3. 3.

   What does the pyramid of numbers illustrate?

   • Energy transfer
   • Population numbers
   • Biomass distribution

   Hint

   Think about the quantity of each type of organism.

4. 4.

   True or False: The pyramid of energy can be inverted.

   • True
   • False

   Hint

   Remember how energy flows through the ecosystem.

5. 5.

   Consider a forest ecosystem with an altered pyramid of numbers. How would the introduction of an invasive herbivore affect the pyramid's shape and overall function?

   Hint

   Focus on the balance between producers and consumers.

6. 6.

   Analyze how a significant loss of energy through pollution in aquatic ecosystems might impact the pyramid of energy.

   Hint

   Consider energy transfer and how pollution might affect different levels.