Unit 3.1 Marine Vocab Crossword
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
 
 
Down: 1) A commensal relationship where one organism attaches itself to another in order to travel2) An animal which feeds only on producers.(plants or phytoplankton)3) The process of using light energy to synthesize glucose from carbon dioxide and water to produce chemical energy.4) A relationship between two organisms where the parasite obtains benefit at the expense of the host.6) An organism at the end of the food chain which has no natural predators.8) A way to describe the feeding relationships between organisms.9) A relationship between two or more organisms of different species which live physically close to each other.10) An organism that cannot make its own food and instead relies on consuming other organisms; all animals, fungi, and protozoans are heterotrophic, as well as most bacteria.13) An organism that can capture the energy in light or chemicals and use it to produce carbohydrates from simple molecules such as carbon dioxide.14) A pigment found in plants and algae that is used to absorb sunlight for photosynthesis.15) A parasite, such as a flea or a louse, which lives on the outside of its host. 20) An organism that is able to use light energy to synthesize organic compounds. 22) The position an organism occupies in the food chain or food web.24) A relationship between two different organisms where both organisms benefit.25) An animal which feeds on other animals and on producers. 26) A way to show all the different feeding relationships in an ecosystem. Across: 1) An animal which is eaten by predators.5) An animal which feeds on other organisms to gain energy from food.7) Organic compounds occurring in living tissues that contain carbon, hydrogen, and oxygen. _____ can be broken down in the process of respiration to release energy.11) An animal which hunts, kills, and eats other animals.12) A relationship between two organisms where both species are negatively affected as they are trying to use the same resources.14) A relationship between two organisms where one organism benefits and the other is neither harmed nor benefited. 16) All the different populations interacting in one habitat at the same time.17) The surface layer of the ocean which receives sunlight.18) A parasite which lives inside the body of its host.19) The mass of living material in an area; it can be measured as dry mass (without the water) or wet mass (with the water)20) The rate of production of new biomass through photosynthesis or chemosynthesis.21) An organism that is able to use chemical energy to synthesis organic materials.23) Bacteria and fungi which break down dead organic matter and release the nutrients back into the environment.27) An organism that is adapted to survive extreme temperature, pressure, salinity, or pH.28) A relationship between two organisms where a predator hunts, kills, and eats a prey animal.29) An animal which feeds on other animals.30) The production of organic compounds by bacteria or other living organisms using the energy derived from reactions with inorganic chemicals.31) Tiny shrimp-like crustaceans found both in freshwater and saltwater. About half of the species are parasitic.32) A rapid increase in a population of algae.
 

 

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