Direction: Complete the crossword puzzle. 2 3 4 5 9. 7 Down: 1. It is the existence of living organisms along with the non-living components in each geographical area. 3. A factor that affects photosynthesis. 4. Organisms that consume food produced by producers. 6. It is an example of biotic ecosystem. 7. Living components in an ecosystem. Across: 2. Organisms that play significant role in the breakdown of the remains of dead organisms 5. A unique phenomenon wherein two species or organisms that differ from each other co-exist in each environment 6. Organisms that produce their own food. 7. A community of organisms that co-exist in a particular region based on their identical characteristics. 8. Non-living components in an ecosystem