A) High tide lines reaching the highest vegetation B) Exposed intertidal zones C) Deep, submerged coral reefs D) Increased water depth for navigation
A) Shellfish and small crustaceans B) Deep-sea fish species C) Large whales and dolphins D) Floating kelp forests
A) Mangrove forests completely submerged B) Open ocean with strong currents C) Rocky shores with tidal pools D) Sandy beaches with no exposed features
A) Pure coral rubble B) Large boulders with no loose sediment C) Sand and mudflats D) Volcanic ash deposits
A) Requiring deep water for survival B) Attracting predators with bright colors C) Ability to close shells or burrows D) Needing constant water for respiration
A) It always prevents erosion by reducing wave energy B) It has no impact on erosion rates C) It can expose softer sediments to wave action D) It leads to increased deposition of sand
A) Ferns and mosses B) Tropical rainforest trees C) Cacti and succulents D) Seaweed and algae
A) Absence of sunlight due to deep water B) Rapidly changing salinity to freshwater C) Constant water level D) Concentrated marine life
A) Gravitational pull of the moon and sun B) Ocean currents and thermohaline circulation C) Earth's rotation alone D) Wind speed and direction
A) Avoid touching or disturbing organisms B) Walk directly on coral reefs C) Collect as many shells as possible D) Feed the local wildlife
A) Consistent water temperature B) Varied tidal ranges and wave patterns C) Lack of marine life in either body D) Identical tidal conditions across all coasts
A) Floating plastic debris B) Sunken ships C) Large pelagic fish D) Small invertebrates exposed on the sand
A) Easier access to deeper waters B) Increased risk of predation for isolated organisms C) Reduced exposure to air D) Greater chances for reproduction
A) Completely submerged prop roots B) Exposed root systems C) Water levels reaching the canopy D) Absence of any visible roots
A) Deep black, indicating no life B) Uniform grey or brown sediment C) Vibrant colors of corals and algae D) Bright white, like pure snow
A) Industrial pollution B) Perfumes from tourists C) Decomposing organic matter and marine life D) Freshwater runoff from land
A) Underground rivers B) Active volcanoes C) Sea caves and rock formations D) Glacial moraines
A) The gentle lapping of waves and calls of shorebirds B) The sound of large ships approaching C) The deep hum of underwater currents D) The roar of high surf
A) Hiding in deep seaweed beds B) Becoming more brightly colored C) Blending in with exposed rocks and sand D) Moving to open water
A) It can decrease due to disturbed sediment B) It becomes entirely opaque C) It always increases dramatically D) It remains unchanged
A) Important feeding grounds for birds and fish B) Areas for volcanic activity C) Nurseries for deep-sea creatures D) Barriers to all marine life
A) Small coves and inlets B) Large ocean trenches C) Continental shelves D) Deep-sea canyons
A) Lack of any waste B) Overabundance of oxygen C) Extreme freshwater conditions D) Pollution from land-based sources
A) Understanding coastal ecology and biodiversity B) Predicting volcanic eruptions C) Discovering new continents D) Mapping the ocean floor in deep waters |