#1
Which of the following is a primary producer in marine ecosystems?
#2
Which marine adaptation helps fish control their buoyancy and depth in the water?
#3
In marine ecology, what is the term for the study of the interactions between organisms and their environment?
#4
What is the primary source of energy for most marine ecosystems?
#5
Which adaptation helps marine birds reduce drag and enhance their streamlined swimming ability?
#6
What is the term for the zone in the ocean where sunlight cannot penetrate, and photosynthesis cannot occur?
#7
Which adaptation allows marine mammals to dive and stay submerged for extended periods?
#8
What is the term for the phenomenon where warm surface water moves towards the poles, and cold, nutrient-rich water rises to the surface?
#9
Which marine organism is known for its ability to produce light through a chemical reaction?
#10
Which marine organism is known for its ability to filter and pump large volumes of water to extract planktonic food particles?
#11
What is the process by which marine organisms convert inorganic carbon into organic compounds using sunlight?
#12
Which marine ecosystem is characterized by high biodiversity, often referred to as the 'rainforest of the sea'?
#13
What is the primary factor influencing the distribution of marine organisms in different oceanic zones?
#14
What is the process by which marine organisms release excess salt to maintain osmotic balance?
#15