snow #1

What is the main reason for the deep sea creatures to have dark or transparent bodies?

• To scare away predators

• To blend in with the darkness

• To communicate with each other

• To attract mates

What is the purpose of the large bulbous eyes in deep sea predators?

• To intimidate other predators

• To navigate through the ocean currents

• To spot bioluminescent creatures

• To see in the dark depths

What is the advantage of having a thin and flabby body for deep-sea fishes?

• To attract prey

• To camouflage with the surroundings

• To withstand extreme pressure

• To swim faster

What is the phenomenon known as abyssal gigantism?

• The ability to produce bioluminescence

• The adaptation to extreme pressure

• The tendency of deep-sea creatures to grow larger than their shallow water counterparts

• The ability to survive without eating for long periods of time

What is the main physiological adaptation found in the deep sea?

• Controlling chemical reactions within cells

• Producing bioluminescence

• Secreting mucus to deter predators

• Releasing toxins or poisons

What is the purpose of bioluminescence in deep-sea creatures?

• To communicate with each other

• To scare away predators

• To attract prey

• To blend in with the surroundings

What is the adaptation that allows certain fish species in polar regions to survive extreme cold?

• Producing antifreeze proteins in their blood

• Having thick fur to keep warm

• Hibernating during the winter

• Migrating to warmer waters

What is the main source of food for deep-sea creatures?

• Seaweed

• Coral reefs

• Marine snow

• Plankton

What is the behavior exhibited by zooplankton in the deep sea?

• Building nets to catch sinking material

• Feeding on marine snow on the sea floor

• Following specific patterns of movement

• Migrating to the surface at night

What is the purpose of benthic burrowers shoveling sediments into their mouths?

• To build nests

• To obtain nutrients from marine snow

• To attract mates

• To find shelter