1. An area where fresh water meets the saltwater.
_______2. An area where land and sea meet.
_______3. Mangrove swamp as a wetland ecosystem
_______4. It is divided into four zones and can be classified according to organisms that live
Consumers Producers Food chain
Food web Decomposers
Mutualism Predation Parasitism
Competition Facilitation/ Commensalism
within.
_______5. It is also the area between the high tide mark and low tide mark.
II. Multiple Choice. Write the letter of the correct answer on the space provided.
______6. What do you call the feeding relationship wherein two or more chains are
interlinked with each other?
A. Food chain B. Food web C. Producers D. Consumers
______7. What do you call the series of organisms wherein each organism feeds on
another organism?
A. Food chain B. Food web C. Producers D. Consumers
______8. What kind of interaction is displayed between snake and chicken?
A. Competition B. Parasitism C. Mutualism D. Predation
______9. What kind of interaction is occurring between mites/ ticks and dogs?
A. Commensalism B. Parasitism C. Mutualism D. Predation
______10. What interaction between two organisms can be characterized by both organisms
benefit from the relationship?
A. Commensalism B. Parasitism C. Mutualism D. Predation