Aice Marine Exam Review Questions With Correct Answers
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Course
Aice Marine
Institution
Aice Marine
Aice Marine Exam Review Questions With
Correct Answers
How to do a Lab-based experiment (Scientific Experiment Method) - answer- IV/DV
-Control Group
-Experimental Group
-Lab setting
-30 in each group
-Constants
-How long it took to do the experiment
-Measurements
Ecosystem - answerliving...
Aice Marine Exam Review Questions With
Correct Answers
How to do a Lab-based experiment (Scientific Experiment Method) - answer✔- IV/DV
-Control Group
-Experimental Group
-Lab setting
-30 in each group
-Constants
-How long it took to do the experiment
-Measurements
Ecosystem - answer✔living organisms and the physical and chemical factors which influence
them (abiotic and biotic components)
Example: A rocky shore
Habitat - answer✔the place where organisms live
Example: the area surrounding a hydrothermal vent
Population - answer✔consists of organisms of the same species, usually defined as living in the
same area
Example: a population of ghost crabs
Community - answer✔includes all the different species living in a habitat at the same time
Species - answer✔a group of similar organisms that can interbreed and produce fertile offspring
The Name - answer✔First = generic name, refers to the genus
Second = specific name, refers to the species
Biodiversity - answer✔takes into account the numbers of different species present and the range
of habitats and ecosystems
Ecological Niche - answer✔the role of an organism within an ecosystem, taking into account its
relationships with other organisms
Symbiosis - answer✔a relationship b/w two different organisms, where both derive some benefit
from the benefit
Example: corals and zooxanthellae
Parasitism - answer✔a relationship b/w two organisms where one, the parasite, obtains benefit at
the expense of the other, known as the host, which is usually harmed by the relationship
Example: Tuna and Nematodes
Parasites - answer✔Split into two groups: Ectoparasites and Endoparasites
-Ectoparasites: live on the outside of their host (Fish lice)
-Endoparasites: live inside their host (Nematodes)
Producers - answer✔are able to synthesize organic substances from simple organic compounds,
using light energy from the sun, in the process of photosynthesis
Example: green plants and algae
-They provide food for all other organisms in food chains and food webs
Consumer - answer✔an organism that obtains its energy requirements by feeding on other
organisms
Primary Consumers - answer✔(Herbivores) feed on plant material
Secondary Consumers - answer✔(Carnivores) feed on herbivores
Food Chain - answer✔shows the sequence of organisms feeding on other organisms
Chemosynthetic Bacteria - answer✔able to produce organic substances by oxidising hydrogen
sulphide
-found in hydrothermal vents
Predator - answer✔an animal that catches, kills, and eats another animal
-usually secondary consumers
Trophic Level - answer✔refers to the 'feeding levels' in a food chain, or a food web
-Producers occupy the first trophic level
-Primary consumers occupy the second trophic level
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