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