Why do most marine organisms inhabit the benthic environment?
a) The benthic environment can have different sediments and therefore numerous habitats.
b) Benthic organisms can get food by deposit feeding or suspension feeding.
c) The ocean water of the benthic environment is uniform unless the organism is intertidal.
d) Many benthic organisms attach to the bottom substrates.
e) All of the above
E
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In which of the following conditions is a frontal inversion likely best observed?
A. with a warm front in winter B. with a warm front in summer C. with a cold front is summer D. with a stationary front in winter
Erosion is the ____
A)movement of weathered material from its source site B)decomposition of soil C)disintegration of rock D)separating of soil into its constituent layers E)process of caliche formation
What is the phase change in which water changes from a solid directly to a gas?
A. sublimation B. melting C. evaporation D. freezing E. condensation
"Paper parks" are frequently found in the developing world. Which of the following are characteristic of these?
A. They are designed for ecotourism, rather than conservation or sustainability B. They are managed to extract wood for pulp and paper production C. There is little in the way of infrastructure or enforcement of rules D. They are managed for hunting and collection of resources