True or false about ecosystems

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Energy flow through trophic levels is one way.

2. Statement is true

   No

   Statement

   The pyramid of energy can be inverted.

3. Statement is true

   Yes

   Statement

   The pyramid of biomass in the sea is inverted.

4. Statement is true

   No

   Statement

   Warm and moist conditions slow decomposition.

5. Statement is true

   Yes

   Statement

   Crop fields count as man-made ecosystems.

Instructions

Decide whether each statement is true or false.

Explanation