Ecosystem bingo

Exercise and reference answers

Clues and terms

1. Clue

   Green plant that makes food for the system.

   Item

   Producer

2. Clue

   Dead remains that decomposers work on.

   Item

   Detritus

3. Clue

   Nutrients washed down into the soil horizon.

   Item

   Leaching

4. Clue

   Dark material formed during decomposition.

   Item

   Humus

5. Clue

   Organic matter produced in photosynthesis.

   Item

   GPP

6. Clue

   What is left of GPP after respiration.

   Item

   NPP

7. Clue

   Living mass held at one trophic level.

   Item

   Standing crop

8. Clue

   The pyramid that is always upright.

   Item

   Energy pyramid

9. Clue

   Group left out of ecological pyramids.

   Item

   Saprophyte

Instructions

Read each clue and tap the term it describes.

Explanation