Lines marked on maps

11.	What are the lines made on the map that join the places of equal height from the sea called?
	A. isobar
	B. isotherm
	C. isotope
	D. contour Option”D” is correct

12.	The line joining the areas having equal rainfall is called –
	A. isobar
	B. isohyet
	C. isotherm
	D. iso haline Option”B” is correct

13.	Lines joining places of similar population density are –
	A. isopract
	B. isodopen
	C. isotac
	D. isopycnic Option”D” is correct

14.	By which of the following names is the line joining the places having equal amount of salinity in the oceanic and oceanic parts known?
	A. isobath
	B. isohel
	C. isosaline
	D. isohaline Option”D” is correct

15.	What is the line joining equal cloud cover called?
	A. isoniff
	B. isoneph
	C. isorhythm
	D. isophane Option”B” is correct

16.	What is the line joining the places of equal magnetic declination called?
	A. isobath
	B. isobrand
	C. isogonal
	D. isochrone Option”C” is correct

17.	Imaginary lines joining places of same temperature are called –
	A. isobar
	B. isohyet
	C. isohaline
	D. isodharma Option”D” is correct

18.	Which of the following do the isobaric lines represent?
	A. uniform humidity zone
	B. uniform temperature
	C. even rain
	D. same atmospheric pressure Option”D” is correct

19.	What is represented by isohel lines?
	A. even rain
	B. same height
	C. same sunshine
	D. even snow Option”C” is correct

20.	The series of lines joining the places vibrating at the same time is called –
	A. cosmic lines
	B. isoseismal lines
	C. Homoseismal lines
	D. sysmolines Option”A” is correct

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