Find a partner. Using the analogy, explain to your partner what might happen if all the decomposers disappeared from Earth.

How does the analogy of the clock help you understand the evolution of life on Earth?

Which of the following descriptions-A or B best explains how the analogy of the recycling center helps you understand the importance of decomposers to our life on Earth? A. Like a recycling machine, decomposers break down matter. They make it available to primary producers to use. B. A recycling center builds materials. Decomposers build matter for primary producers to use to build other matter.

what will happen if all the decomposers disappeared from earth?

What is the advantage of using a biomass or energy pyramid rather than a pyramid of numbers to express the relationship between different trophic levels?

Name the two processes that autotrophs use to make carbohydrates .

What is the highest level of organization studied by ecologists?

How did organic compounds get their name? How is the word related to its meaning?

Create a table in which you compare the components and functions of the following macromolecules: carbohydrates, lipids, nucleic acids, and proteins.

How much water was available for the second-level consumer?

What are the four major topics? __

Find a partner. Using the analogy, explain to your partner why each species of finch eats different food.

How many units of energy are available to the producer?

Give an example of an ecological phenomenon that could be studied by modeling. Explain why modeling would be useful.