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Physical geography
Industry: Geography
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Physical geography
Overturned fold
Geography; Physical geography
A fold in rock layers where one limb is pushed past the perpendicular. This results in both limbs having dips in the same direction.
Organelle
Geography; Physical geography
Is a specialised structure found in cells that carry out distinct cellular functions.
Ordovician
Geography; Physical geography
Geologic period that occurred roughly 438 to 505 million years ago. During this period, the first fish and fungi species appear.
Organ
Geography; Physical geography
Group of cells and tissues that have a particular function for an organism.
Optimum
Geography; Physical geography
The level of an abiotic factor or condition in the environment within the tolerance range at which a species or population can function most efficiently or with the greatest positive effect to its ...
Oxbow lake
Geography; Physical geography
Is portion of abandoned stream channel filled with stagnant water and cut off from the rest of the stream. Oxbow lakes are created when meanders are cut off from the rest of the channel because of ...
Overthrust fault
Geography; Physical geography
Fault produced by the fracturing of rock in a fold because of intense compression.