EVERYDAY SCIENCE

Detailed explanation-1: -A barrier island is a long, thin, sandy stretch of land oriented parallel to the mainland coast, which protects the coast from the full force of powerful storm waves. Between the barrier island and the mainland is a lagoon or bay.

Detailed explanation-2: -Benthos are bottom-dwelling organisms, such as mussels, worms, and barnacles. Many benthic organisms live attached to hard surfaces. Decomposers, organisms that break down dead organisms, are also a type of aquatic organism.

Detailed explanation-3: -Coastal land areas that are covered by salt water for all or part of the time are known as coastal wetlands. Coastal wetlands provide habitat and nesting areas for many fish and wildlife.

Detailed explanation-4: -wetland and coral reef. Wetlands are lands that are occasionally underwater, while coral reefs are always in water that is shallow, warm and where a large amount of light reaches.