A. 359 days B. 361 days C. 363 days D. 365 days
A. neap tide B. spring tide C. diurnal tide D. ebb tide
A. peat and marshy soil B. saline and alkaline soil C. black soil D. alluvial soil
A. Ecology B. Geography C. Geology D. Geomorphology
A. solifluction B. gelifluction C. frost creep D. rockfall
A. the surface temperature B. equilibrium temperature C. the mean global surface temperature D. global temperature
A. ebb tide B. high tide C. spring tide D. neap tide
A. stem flow B. through flow C. interception D. canopy drip
A. volcanoes B. island arcs C. earthquakes D. All of the above
A. poles B. equator C. prime meridian D. None of the above